D69.51 — Posttransfusion purpura
D69.51 is a billable, specific ICD-10-CM code for posttransfusion purpura. It is valid for submission on a claim.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Posttransfusion purpura from whole blood (fresh) or blood products
- PTP
Risk adjustment
D69.51 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
D69.51 is named in 5 Medicare coverage policies — 5 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56416Billing and Coding: Assays for Vitamins and Metabolic Function
- A56464Billing and Coding: Flow Cytometry
- A57554Billing and Coding: Immune Globulins
- A59105Billing and Coding: Off-Label Use of Intravenous Immune Globulin (IVIG)
How D69.51 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 D69.51.
- PTP
- Purpura›posttransfusion(post-transfusion) (from (fresh) whole blood or blood products)
Related codes at this level
Codes that share D69.5. If D69.51 is not quite right, the correct code is usually one of these.
Questions about D69.51
- Is D69.51 a billable ICD-10-CM code?
- Yes. D69.51 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does D69.51 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 Coagulation defects, purpura and other hemorrhagic conditions (D65-D69).