ICD-9-CM diagnosis code (retired)
520.7 — Teething syndrome
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 520.7
520.7 is an ICD-9-CM diagnosis code for Teething syndrome. 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, K00.7 (Teething syndrome). The match is exact.
ICD-10-CM equivalents
- K00.7Teething syndromeexact match
Common questions about 520.7
What is the ICD-10 code for ICD-9 520.7?
- The GEMs map 520.7 to ICD-10-CM K00.7.
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.