What is the ICD-10 code for warm autoimmune hemolytic anemia?

The ICD-10 code for warm autoimmune hemolytic anemia is D59.11, used when IgG antibodies are active at 37°C.

How is cold agglutinin disease coded in ICD-10?

Cold agglutinin disease is coded as D59.12 in ICD-10, applicable when IgM antibodies are reactive below 10°C.

ICD-10 Coding for Hemolytic Anemia(D59.11, D50.9, D59.0)

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Explore detailed ICD-10 coding guidelines for hemolytic anemia, including warm and cold autoimmune types. Learn about documentation requirements and common coding pitfalls.

Also known as:

Autoimmune Hemolytic AnemiaWarm Antibody Hemolytic AnemiaCold Agglutinin Disease

Related ICD-10 Code Ranges

Complete code families applicable to Hemolytic Anemia

D50-D89Primary Range

Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
D59.11	Warm autoimmune hemolytic anemia	Use when there is evidence of IgG antibodies active at 37°C.	Positive DAT for IgG Hemoglobin <10 g/dL Reticulocytosis >3%
D59.12	Cold agglutinin disease	Use when IgM antibodies are reactive below 10°C.	Positive cold agglutinin titer Symptoms exacerbated by cold exposure

Primary ICD-10-CM Codes

Warm autoimmune hemolytic anemia

D59.11Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Cold agglutinin diseaseD59.12

Warm autoimmune hemolytic anemiaD59.11

Documentation & Coding Risks

Avoid these common issues when documenting Hemolytic Anemia.

Failure to document specific antibody type

Impact

Clinical: May lead to inappropriate treatment., Regulatory: Non-compliance with coding standards., Financial: Potential for denied claims.

Mitigation

Educate clinicians on documentation requirements., Use templates that prompt for specific details.

Using unspecified codes when specific types are documented

Impact

Reimbursement: May lead to reduced reimbursement due to lack of specificity., Compliance: Non-compliance with coding guidelines., Data Quality: Decreases accuracy of clinical data.

Mitigation

Always confirm and document the specific type of hemolytic anemia.

Use of unspecified codes

Impact

High risk of audit if unspecified codes are used when specific types are documented.

Mitigation

Ensure thorough documentation of antibody type and temperature sensitivity.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with D59.11.

STEC Hemolytic Uremic Syndrome→

Primary Code

D59.11

Warm autoimmune hemolytic anemia

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ICD-10 codes7

Coding risks3

FAQs2

ICD-10 Coding for Hemolytic Anemia(D59.11, D50.9, D59.0)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for warm autoimmune hemolytic anemia?

How is cold agglutinin disease coded in ICD-10?

Related condition guides