ICD-9-CM diagnosis code (retired)
300.21 — Agoraphobia with panic disorder
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 300.21
300.21 is an ICD-9-CM diagnosis code for agoraphobia with panic disorder. 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, F40.01 (Agoraphobia with panic disorder). The match is exact.
ICD-10-CM equivalents
- F40.01Agoraphobia with panic disorderexact match
Common questions about 300.21
What is the ICD-10 code for ICD-9 300.21?
- The GEMs map 300.21 to ICD-10-CM F40.01.
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.