Is D64.2 a billable ICD-10-CM code?

Yes. D64.2 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does D64.2 sit in the tabular list?

Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89), in the block Aplastic and other anemias and other bone marrow failure syndromes (D60-D64).

What cannot be coded together with D64.2?

D64.2 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above D64.2 (D64) and apply to it just the same.

D64.2

D64.2 — Secondary sideroblastic anemia due to drugs and toxins

Billable / specific codeICD-10-CM

D64.2 is a billable, specific ICD-10-CM code for secondary sideroblastic anemia due to drugs and toxins. It is valid for submission on a claim.

Code first

The underlying condition must be sequenced before this code.

poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4)

Use additional code

Add a secondary code to capture the detail described below.

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Excludes1 inherited from the categories above D64.2

These are not written on D64.2, but they bind it: a note on a category applies to every code beneath it. Billing D64.2 with anything listed here is a denial.

Written on D64 — Other anemias

refractory anemia (D46.-)
refractory anemia with excess blasts in transformation [RAEB T] (C92.0-)

Risk adjustment

D64.2 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

D64.2 is named in 8 Medicare coverage policies — 8 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A55717Billing and Coding: Lab: Flow Cytometry
A56416Billing and Coding: Assays for Vitamins and Metabolic Function
A56464Billing and Coding: Flow Cytometry
A57110Billing and Coding: MolDX: Blood Product Molecular Antigen Typing

How D64.2 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to D64.2.

Anemia›sideroblastic›secondary›drugs and toxins

The condition this code belongs to

Every code for the condition on one page, which one applies when, and the mistake coders make with it.

Anaemia ICD-10 codes

Code history

D64.2 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share D64. If D64.2 is not quite right, the correct code is usually one of these.

Questions about D64.2

Is D64.2 a billable ICD-10-CM code?: Yes. D64.2 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does D64.2 sit in the tabular list?: Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89), in the block Aplastic and other anemias and other bone marrow failure syndromes (D60-D64).
What cannot be coded together with D64.2?: D64.2 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above D64.2 (D64) and apply to it just the same.