ICD-9-CM diagnosis code (retired)
287.33 — Congenital and hereditary thrombocytopenic purpura
ICD-9-CM was replaced by ICD-10 on October 1, 2015. These are the ICD-10-CM equivalents from the CMS General Equivalence Mappings.
About ICD-9-CM 287.33
287.33 is an ICD-9-CM diagnosis code for congenital and hereditary thrombocytopenic purpura. ICD-9-CM was retired for U.S. claims on October 1, 2015, when ICD-10-CM took over.
The CMS General Equivalence Mappings translate it to one ICD-10-CM code, D69.42 (Congenital and hereditary thrombocytopenia purpura). The match is exact.
ICD-10-CM equivalents
- D69.42Congenital and hereditary thrombocytopenia purpuraexact match
Common questions about 287.33
What is the ICD-10 code for ICD-9 287.33?
- The GEMs map 287.33 to ICD-10-CM D69.42.
GEMs are a translation aid, not a substitute for coding from the record. The 2027 ICD-10 code set has changed since the last GEMs release in 2018. Page updated September 29, 2026.