
Anemia is a common blood disorder found in nearly a quarter of the world’s people. About 1.62 billion people worldwide suffer from it.
Knowing the right ICD-10 classification for anemia is key for accurate medical records and treatment plans. The ICD-10 has specific codes for different causes and types of anemia. This helps in precise diagnosis and treatment.
We will look into why accurate coding is important for managing anemia. This condition needs detailed care and exact medical records.
Key Takeaways
- Anemia affects approximately 24.8% of the global population.
- The ICD-10 classification provides precise codes for different types of anemia.
- Accurate ICD-10 coding is essential for effective anemia management.
- Understanding the ICD-10 code for anemia is important for healthcare providers.
- Proper coding ensures accurate diagnosis and treatment planning.
Understanding Anemia and Medical Coding
Anemia affects millions across the globe, necessitating precise medical coding for accurate diagnosis and treatment. It impacts public health significantly, with about 1.62 billion people affected globally.
To effectively manage anemia, understanding its definition and prevalence is crucial. Anemia means not enough red blood cells to carry oxygen. It can come from iron or vitamin lack, chronic diseases, or genetic issues.
Definition and Prevalence of Anemia
Anemia is not one disease but many causes. Its spread varies worldwide, influenced by nutrition, healthcare, and genetics. Knowing the causes and types of anemia is vital for correct diagnosis and coding.
Importance of Accurate Medical Coding
Accurate medical coding is vital for several reasons. It ensures patients get the right care for their condition. It also helps healthcare providers get paid correctly. The anemia diagnosis code and anemia coding guidelines help standardize anemia classification.
IDA ICD10 (Iron Deficiency Anemia) codes are key for spotting patients needing iron supplements. Accurate coding also helps in studies, showing how common and spread out anemia types are.
Overview of the ICD-10 Coding System
Healthcare professionals need to know the ICD-10 coding system well. It helps them accurately code medical conditions, like anemia. The ICD-10 system is more detailed than its predecessor, ICD-9.
History and Development of ICD-10
The World Health Organization (WHO) created the ICD-10 coding system. It’s a big step up from ICD-9, making health data collection better.
Creating ICD-10 took a lot of work from healthcare experts around the world. It fixed ICD-9’s problems, like being too general and using old terms.
Structure of ICD-10 Codes
ICD-10 codes give detailed info on a patient’s diagnosis. They use letters and numbers to represent different parts of a condition.
The structure of ICD-10 codes includes:
- The first character is always a letter, representing the category of the disease or condition.
- The second and third characters provide more specific information about the diagnosis.
- Additional characters can be used to further specify the condition, such as the severity or location.
This structure helps healthcare professionals code many medical conditions, including anemia types.
Differences Between ICD-9 and ICD-10
ICD-10 is more specific than ICD-9. It has detailed codes for health data, like normocytic anemia. ICD-10 codes for different anemia types based on their cause.
|
Feature |
ICD-9 |
ICD-10 |
|---|---|---|
|
Code Structure |
Numeric (3-5 digits) |
Alphanumeric (3-7 characters) |
|
Specificity |
Limited specificity |
Highly specific |
|
Anemia Coding |
Limited codes for anemia |
Detailed codes for various anemia types, including normocytic anemia icd10 |
The switch to ICD-10 has made coding more accurate. It helps track health conditions better and improves how money is paid for healthcare. Knowing these differences is key for healthcare pros to use ICD-10 well.
Primary Anemia ICD10 Code: D64.9
Knowing the ICD-10 code D64.9 is key for doctors to correctly diagnose and treat anemia. This code stands for “Anemia, unspecified,” meaning the exact type of anemia is unknown.
Definition of “Anemia, Unspecified”
“Anemia, unspecified” is when a patient is found to have anemia but the exact type is unclear. This happens when there’s not enough info to pinpoint the anemia type.
Key characteristics of D64.9 include:
- Used when the type of anemia is not specified
- Applies to cases where diagnostic information is limited
- Serves as a placeholder until more specific diagnostic information is available
When to Use the D64.9 Code
The D64.9 code is used when a patient is diagnosed with anemia but the exact type needs further testing. It’s helpful in initial assessments or when detailed tests are not right away.
Common scenarios for using D64.9 include:
- Initial diagnosis when specific anemia type is not yet determined
- Cases where detailed diagnostic testing is not immediately available
- Situations where the patient’s condition does not allow for immediate further testing
Limitations of Using Unspecified Codes
While D64.9 is useful, it has its downsides. Using unspecified codes can make treatment planning and data analysis tricky. It’s important to update the code once more specific info is known.
Best practices for using D64.9 include:
- Reviewing and updating the diagnosis as more information becomes available
- Ensuring that the use of D64.9 is documented clearly in the patient’s records
- Coordinating with healthcare providers to determine the specific type of anemia when possible
Iron Deficiency Anemia ICD-10 Codes

Iron deficiency anemia is when the body doesn’t have enough iron. It’s coded differently based on its cause and how it shows up. Knowing these codes helps doctors diagnose and treat it right.
D50.0: Iron Deficiency Anemia Due to Blood Loss
The code D50.0 is for iron deficiency anemia caused by losing too much blood. This can happen for many reasons like ulcers, heavy periods, or giving blood too often. It’s key to diagnose and treat the blood loss correctly.
D50.1: Sideropenic Dysphagia
D50.1 is for sideropenic dysphagia, or Plummer-Vinson syndrome. It’s a condition that makes swallowing hard and is linked to iron deficiency anemia. This code helps doctors treat this specific problem.
D50.8-D50.9: Other and Unspecified Iron Deficiency Anemias
D50.8 and D50.9 cover other and unspecified iron deficiency anemias. D50.8 is for specific types not listed elsewhere. D50.9 is for when the exact type isn’t known. These codes help in coding different types of iron deficiency anemia.
Here’s a table to show how these codes work:
|
ICD-10 Code |
Description |
Common Causes or Characteristics |
|---|---|---|
|
D50.0 |
Iron deficiency anemia due to blood loss |
Gastrointestinal ulcers, heavy menstrual bleeding |
|
D50.1 |
Sideropenic dysphagia (Plummer-Vinson syndrome) |
Difficulty swallowing, associated with iron deficiency |
|
D50.8 |
Other iron deficiency anemias |
Specific types not classified elsewhere |
|
D50.9 |
Iron deficiency anemia, unspecified |
Used when the specific type is not identified |
It’s important for healthcare providers to know and use these ICD-10 codes for iron deficiency anemia. It helps in diagnosing, treating, and managing patient records and insurance claims.
Vitamin Deficiency Anemia ICD-10 Codes
Vitamin deficiency anemia is a big health issue worldwide. It’s caused by not getting enough vitamins. Accurate diagnosis and coding are key for managing this condition.
D51: Vitamin B12 Deficiency Anemia
Vitamin B12 deficiency anemia happens when the body doesn’t have enough vitamin B12. This vitamin is vital for making red blood cells. The ICD-10 code D51 labels this condition. It can be caused by not eating enough vitamin B12, not absorbing it well, or certain health issues.
The main reasons for vitamin B12 deficiency anemia are:
- Not getting enough vitamin B12 from food, often in vegetarians and vegans
- Not absorbing vitamin B12 well, due to conditions like pernicious anemia or surgery
- Some medicines can also stop vitamin B12 from being absorbed
D52: Folate Deficiency Anemia
Folate deficiency anemia is another type, coded as D52. Folate is needed for DNA and red blood cells. Not having enough folate can cause anemia, mostly in pregnant women and those with certain health issues.
The main reasons for folate deficiency anemia are:
- Not eating enough fruits and vegetables, which are rich in folate
- Being pregnant or breastfeeding increases folate needs
- Some diseases or medicines can make it hard to absorb folate
D53: Other Nutritional Anemias
The ICD-10 code D53 covers other nutritional anemias not listed as D51 or D52. These anemias come from not having enough other nutrients like vitamin B6 or copper. To diagnose and code D53, you need to know about the specific nutritional deficiencies.
|
ICD-10 Code |
Description |
Causes |
|---|---|---|
|
D51 |
Vitamin B12 Deficiency Anemia |
Dietary deficiency, malabsorption, certain medical conditions |
|
D52 |
Folate Deficiency Anemia |
Inadequate dietary intake, increased demand, malabsorption |
|
D53 |
Other Nutritional Anemias |
Deficiencies in vitamins and minerals other than B12 and folate |
It’s important to understand and use the ICD-10 codes D51, D52, and D53 for vitamin deficiency anemias. This helps in giving the right care and getting the right payment.
Hemolytic Anemia ICD-10 Codes

Knowing the ICD-10 codes for hemolytic anemia is key for correct diagnosis and treatment. This condition is marked by the quick breakdown of red blood cells. It can be either inherited or acquired, each with its own ICD-10 codes.
D55-D58: Hereditary Hemolytic Anemias
Hereditary hemolytic anemias include sickle cell disease and thalassemia. These genetic disorders affect hemoglobin production or structure. This leads to the early destruction of red blood cells.
The ICD-10 codes for these hereditary conditions are as follows:
|
Condition |
ICD-10 Code |
|---|---|
|
Thalassemia |
D56 |
|
Sickle-cell disease |
D57 |
|
Other hereditary hemolytic anemias |
D55, D58 |
D59: Acquired Hemolytic Anemias
Acquired hemolytic anemias come from outside the red blood cells. This can be due to infections, medications, or autoimmune disorders. The ICD-10 code D59 covers acquired hemolytic anemia.
For more details on anemia coding, including hemolytic anemia, check our for.
Correct coding of hemolytic anemia is vital for healthcare. It helps in giving the right treatment and for insurance claims. By knowing the ICD-10 codes for both hereditary and acquired hemolytic anemias, healthcare workers can give precise care and treatment.
Aplastic and Other Anemia ICD-10 Codes
Aplastic anemia is a rare and serious condition. It happens when the bone marrow can’t make enough blood cells. This can be caused by toxins, radiation, or certain medicines.
Knowing the ICD-10 codes for aplastic anemia is key for correct diagnosis and treatment. The right codes help patients get the right care. They also help doctors track the condition well.
D60: Acquired Pure Red Cell Aplasia
Acquired pure red cell aplasia is when the bone marrow can’t make red blood cells. The ICD-10 code D60 is for this condition. It’s important to tell it apart from other anemias for the right treatment.
D61: Other Aplastic Anemias
The code D61 covers many aplastic anemias. These include those caused by drugs, chemicals, and other things outside the body. It’s important to code this accurately to manage the condition well.
D61.9: Unspecified Aplastic Anemia
D61.9 is used when we don’t know the exact type of aplastic anemia. While it’s good for a first diagnosis, we usually need more details for treatment.
|
ICD-10 Code |
Description |
Condition Characteristics |
|---|---|---|
|
D60 |
Acquired Pure Red Cell Aplasia |
Failure to produce red blood cells |
|
D61 |
Other Aplastic Anemias |
Includes aplastic anemias caused by external factors |
|
D61.9 |
Unspecified Aplastic Anemia |
Used when the specific type is not identified |
By knowing and using ICD-10 codes for aplastic anemia right, doctors can give precise diagnoses and treatments. It’s important to know the difference between codes to give patients the best care.
Secondary Anemia ICD-10 Codes
Anemia can be a secondary complication of various chronic diseases. It’s important to know the correct ICD-10 codes for diagnosis and treatment. Secondary anemia happens when another condition or disease causes it. Accurate coding is key for patient care and reimbursement.
D63.0: Anemia in Neoplastic Disease
Patients with cancer often get anemia due to the disease or treatment. The ICD-10 code D63.0 is for anemia in neoplastic disease. This code helps track and manage the patient’s condition well.
- Anemia in cancer patients can be due to the tumor’s effect on the bone marrow.
- Chemotherapy and radiation therapy can also contribute to anemia.
- Accurate coding with D63.0 ensures that the anemia is addressed in the patient’s treatment plan.
D63.1: Anemia in Chronic Kidney Disease
Chronic kidney disease (CKD) often causes anemia because the kidneys don’t make enough erythropoietin. The ICD-10 code D63.1 is for anemia in CKD. It’s important to manage anemia in these patients to improve their quality of life and slow disease progression.
- CKD leads to a decrease in erythropoietin production, causing anemia.
- Anemia in CKD patients can result in fatigue, weakness, and shortness of breath.
- Using the D63.1 code helps in monitoring and treating anemia in CKD patients.
D63.8: Anemia in Other Chronic Diseases
Anemia can also be a complication of other chronic diseases not directly related to cancer or CKD. The ICD-10 code D63.8 is for anemia in these cases. This includes conditions like chronic infections, inflammatory diseases, and other long-term health issues.
- Chronic infections like HIV/AIDS can lead to anemia.
- Inflammatory diseases such as rheumatoid arthritis can cause anemia of chronic disease.
- Accurate coding with D63.8 is essential for managing anemia in patients with various chronic conditions.
Understanding and using the correct ICD-10 codes for secondary anemia is vital for healthcare providers. It ensures that patients receive appropriate care and that healthcare systems are reimbursed correctly for the services provided.
Morphological Classifications in Anemia ICD-10 Coding
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Anemia types are classified based on red blood cell size. This includes microcytic, normocytic, and macrocytic anemia. Knowing these classifications is key for accurate diagnosis and treatment.
Microcytic Anemia ICD-10 Codes
Microcytic anemia has red blood cells that are smaller than usual. It’s often linked to iron deficiency. The ICD-10 codes for this include:
- D50.0: Iron deficiency anemia secondary to blood loss (chronic)
- D50.8: Other iron deficiency anemias
- D50.9: Iron deficiency anemia, unspecified
Iron deficiency is the most common cause of anemia worldwide, affecting over 2 billion people.
“The most common nutritional disorder worldwide is iron deficiency, affecting more than 2 billion people.”
World Health Organization
|
Condition |
ICD-10 Code |
Description |
|---|---|---|
|
Iron deficiency anemia due to blood loss |
D50.0 |
Iron deficiency anemia secondary to chronic blood loss |
|
Other iron deficiency anemias |
D50.8 |
Other specified iron deficiency anemias |
|
Iron deficiency anemia, unspecified |
D50.9 |
Iron deficiency anemia without specification of the cause |
Normocytic Anemia ICD-10 Codes
Normocytic anemia has red blood cells of normal size but fewer in number. It can be caused by chronic diseases, bone marrow disorders, or hemolysis. The ICD-10 codes vary based on the cause.
Anemia in chronic disease is coded as D63.8. Anemia due to other specified causes is coded differently.
- D63.8: Anemia in other chronic diseases classified elsewhere
- D64.9: Anemia, unspecified
Macrocytic Anemia ICD-10 Codes
Macrocytic anemia has red blood cells larger than normal. It’s often due to vitamin B12 or folate deficiency. The ICD-10 codes for this include:
- D51.0: Vitamin B12 deficiency anemia due to intrinsic factor deficiency
- D52.0: Folate deficiency anemia
- D53.1: Other megaloblastic anemias
Accurate diagnosis of macrocytic anemia’s cause is key for treatment. Treatment may involve vitamin supplements or addressing underlying conditions.
In conclusion, understanding anemia’s morphological classification is vital for ICD-10 coding. Identifying anemia types helps healthcare providers use the right codes. This ensures proper treatment and reimbursement.
Anemia in Pregnancy and Postpartum
Anemia during pregnancy and after childbirth is a big health issue. It needs the right diagnosis and coding. Anemia can lead to serious problems during pregnancy and childbirth. So, it’s key for doctors to know the right ICD-10 codes.
We will talk about the ICD-10 codes for anemia in pregnancy and after childbirth. We’ll see why they matter for patient care and billing.
O99.0: Anemia Complicating Pregnancy
The ICD-10 code O99.0 is for anemia in pregnancy. This code is important for tracking anemia during pregnancy. It helps in managing patient care.
For more details on ICD-10 coding, check out the.
O90.81: Anemia of the Puerperium
O90.81 is the ICD-10 code for anemia after childbirth. It’s important to use this code right. It helps ensure patients get the right care and doctors get paid right.
|
ICD-10 Code |
Description |
Clinical Context |
|---|---|---|
|
O99.0 |
Anemia complicating pregnancy |
Used for anemia diagnosed during pregnancy |
|
O90.81 |
Anemia of the puerperium |
Used for anemia occurring during the postpartum period |
It’s vital for doctors to know and use these ICD-10 codes right. This ensures patients get the care they need and billing is correct.
Pediatric Anemia ICD-10 Codes
It’s important for healthcare providers to know the right ICD-10 codes for pediatric anemia. This is key for giving the best care to children. Accurate coding helps with diagnosis, treatment, and managing the condition.
P61: Perinatal Hematological Disorders
Perinatal hematological disorders, coded as P61, affect newborns with hematological issues. These disorders can greatly impact a child’s health and growth.
Some specific conditions under P61 include:
- P61.0: Transient neonatal thrombocytopenia
- P61.1: Polycythemia neonatorum
- P61.2: Anemia of prematurity
- P61.3: Congenital anemia
Correctly coding under P61 is essential for managing these conditions well.
D56: Thalassemia and Related Disorders
Thalassemia is a genetic disorder that affects hemoglobin production, causing anemia. The ICD-10 code D56 covers thalassemia and related disorders.
“Thalassemia is a significant genetic disorder that requires careful management to prevent complications.” –
Hematologist
Thalassemia major and intermedia are severe forms needing regular transfusions and chelation therapy. Accurate coding under D56 is important for managing these conditions.
|
Code |
Description |
|---|---|
|
D56.0 |
Alpha thalassemia |
|
D56.1 |
Beta thalassemia |
|
D56.3 |
Thalassemia minor |
|
D56.9 |
Thalassemia, unspecified |
Age-Specific Considerations in Pediatric Anemia Coding
Pediatric anemia coding must consider the child’s age. Certain conditions are more common at specific ages. For example, iron deficiency anemia is common in toddlers, while thalassemia is often diagnosed in early childhood.
Healthcare providers need to know these age-specific considerations. This ensures accurate coding and effective management of pediatric anemia.
Key Considerations:
- Age-related normal hemoglobin ranges
- Developmental stage-specific anemia causes
- Growth and development implications of anemia
Understanding these factors helps healthcare providers give targeted care to children with anemia.
Documentation Requirements for Anemia Coding
To ensure accurate anemia coding, healthcare providers must focus on detailed and precise documentation. Accurate documentation is key for anemia coding. It affects patient care, reimbursement, and health records.
Essential Clinical Information
For anemia coding, detailed documentation is needed. It should include the cause of anemia, lab results, and medical history. Specific details about the type of anemia are vital for the right ICD-10 code.
For iron deficiency anemia, show evidence of low iron or ferritin levels. For vitamin deficiency anemia, document low B12 or folate levels.
|
Clinical Information |
Importance for Coding |
|---|---|
|
Underlying cause of anemia |
Determines the specific ICD-10 code |
|
Laboratory results (CBC, iron studies) |
Supports the diagnosis and type of anemia |
|
Relevant medical history |
Helps in identifying secondary causes of anemia |
Common Documentation Errors
Incomplete or inaccurate documentation can cause coding errors. These errors can affect reimbursement and health statistics. Common mistakes include not specifying the anemia type, missing lab results, and not documenting the cause.
“Accurate coding relies on precise documentation. Without detailed clinical information, coders are left to make assumptions, which can lead to errors.”
– Coding Expert
Best Practices for Physicians
To improve anemia coding documentation, physicians should follow some best practices. First, document all relevant clinical information in the patient’s record. Second, be specific when describing the anemia type and cause.
- Document all relevant laboratory results.
- Clearly state the underlying cause of anemia.
- Specify the type of anemia diagnosed.
By following these best practices, healthcare providers can improve anemia coding accuracy. This enhances patient care and reimbursement processes.
Common Challenges in Anemia ICD-10 Coding
Healthcare professionals face many challenges when coding anemia with ICD-10. Accurate coding is key for diagnosis and treatment. But, it’s hard to tell different types of anemia apart.
Distinguishing Between Similar Types of Anemia
One big challenge is telling different anemias apart. They often have similar symptoms and lab results. For example, it’s tricky to tell iron deficiency anemia from thalassemia.
It needs a close look at the patient’s history, lab results, and how they feel. Here’s a table showing some differences between common anemias:
|
Type of Anemia |
Common Causes |
Key Diagnostic Features |
ICD-10 Code |
|---|---|---|---|
|
Iron Deficiency Anemia |
Chronic blood loss, inadequate dietary intake |
Low serum iron, high TIBC |
D50.0-D50.9 |
|
Vitamin B12 Deficiency Anemia |
Dietary deficiency, malabsorption |
Low serum vitamin B12, megaloblastic anemia |
D51.0-D51.9 |
|
Thalassemia |
Genetic disorder |
Hemoglobin electrophoresis, family history |
D56.0-D56.9 |
Coding for Multiple Concurrent Anemias
Coding gets harder when patients have more than one anemia. It’s important to code each one right to show the patient’s full condition. This helps get the right treatment and payment.
For instance, a patient with iron deficiency and anemia of chronic disease needs two codes. They would get D50.9 for iron deficiency and D63.8 for chronic disease anemia.
Resolving Coding Queries
It’s key to solve coding questions well to keep coding right and follow rules. This means staying current with ICD-10, using coding tools, and asking experts when needed.
By tackling these challenges and using best practices, healthcare can code anemia ICD-10 better. This improves patient care and results.
Clinical Implications of Proper Anemia Coding
Proper anemia coding affects both patient care and how healthcare providers get paid. It’s not just about paperwork. It directly impacts the quality of care and the financial health of healthcare providers.
Impact on Patient Care
Accurate anemia coding means patients get the right treatment. It helps identify the specific type of anemia, which is key for the right treatment plan. For example, knowing if it’s iron or vitamin deficiency anemia is important because their treatments are different.
“Accurate diagnosis and coding of anemia are critical for patient care,” say healthcare professionals.
“The specificity of ICD-10 codes allows for better tracking of patient conditions and more targeted interventions.”
Reimbursement Considerations
For healthcare providers, accurate anemia coding is key to getting paid right. Wrong or unclear coding can cause claims to be denied or underpaid, hurting the financial health of healthcare facilities.
- Ensures compliance with payer requirements
- Facilitates accurate billing and reimbursement
- Reduces the likelihood of claim denials and audits
Quality Metrics and Reporting
Proper anemia coding is also vital for quality metrics and reporting. It helps understand patient populations and disease prevalence better. This lets healthcare organizations spot areas for improvement and work on quality enhancements.
By using accurate anemia coding, healthcare providers can improve patient care, get better reimbursement, and boost quality metrics. This shows how important precise and consistent coding is in managing anemia.
Conclusion
Accurate anemia coding is key for proper diagnosis and treatment. The ICD-10 system gives specific codes for anemia, based on its cause and type. This helps ensure patients get the right care.
Good anemia coding affects patient care, payment, and quality scores. It helps doctors track and manage anemia better. This leads to better care for patients. The ICD-10 system is a detailed way to classify anemia.
Healthcare workers should follow coding rules and keep up with ICD-10 updates. This way, they can give top-notch care to anemia patients. It also makes sure they meet all rules and standards.
FAQ
What is the ICD-10 code for anemia?
The main ICD-10 code for anemia is D64.9, which stands for “Anemia, Unspecified”. But, there are many other codes for different types of anemia. For example, iron deficiency anemia is D50, and vitamin deficiency anemia is D51-D53. Hemolytic anemia is D55-D59.
What is iron deficiency anemia ICD-10 code?
Iron deficiency anemia is D50. It includes D50.0 for anemia due to blood loss, D50.1 for sideropenic dysphagia, and D50.8-D50.9 for other and unspecified types.
How is vitamin deficiency anemia coded in ICD-10?
Vitamin deficiency anemia is D51-D53. D51 is for vitamin B12 deficiency anemia, D52 for folate deficiency anemia, and D53 for other nutritional anemias.
What is the ICD-10 code for anemia in pregnancy?
Anemia complicating pregnancy is O99.0.
How is anemia of chronic disease coded in ICD-10?
Anemia in chronic diseases is D63. It includes D63.0 for anemia in neoplastic disease, D63.1 for anemia in chronic kidney disease, and D63.8 for anemia in other chronic diseases.
What are the documentation requirements for anemia coding?
For anemia coding, you need to know the type of anemia, its cause, and lab results. You also need the patient’s medical history. Accurate documentation is key for correct coding and payment.
What are the common challenges in anemia ICD-10 coding?
Challenges include telling similar anemias apart, coding for multiple anemias at once, and answering coding queries. Knowing the ICD-10 guidelines well is important for accurate coding.
What is the significance of accurate anemia coding?
Accurate anemia coding is vital for patient care, payment, and quality reports. It makes sure patients get the right care and healthcare providers get paid right.
What is the ICD-10 code for microcytic anemia?
Microcytic anemia can be coded in different ways, like D50 for iron deficiency anemia. The exact code depends on the cause of the microcytic anemia.
How is aplastic anemia coded in ICD-10?
Aplastic anemia is D61. It includes D61 for other aplastic anemias and D61.9 for unspecified aplastic anemia.
References
AAPC (American Academy of Professional Coders): https://www.aapc.com/blog/50508-anemia-icd-10-cm-guidelines-update-clarification/