299.91
Unspecified pervasive developmental disorder, residual state
The ICD-9 code for unspecified pervasive developmental disorder, residual state is 299.91.
Legacy code — retired October 1, 2015ICD-10-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents.
View ICD-9 → ICD-10 crosswalk for 299.91 →