ICD-9-CM diagnosis code (retired)
775.3 — Neonatal thyrotoxicosis
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 775.3
775.3 is an ICD-9-CM diagnosis code for neonatal thyrotoxicosis. 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, P72.1 (Transitory neonatal hyperthyroidism). The match is exact.
ICD-10-CM equivalents
- P72.1Transitory neonatal hyperthyroidismexact match
Common questions about 775.3
What is the ICD-10 code for ICD-9 775.3?
- The GEMs map 775.3 to ICD-10-CM P72.1.
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.