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H40 - Glaucoma


The ICD 10 Code for Glaucoma is listed as H40.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: H40
Description: Glaucoma
  • Excludes1: absolute glaucoma (H44.51-)
  • congenital glaucoma (Q15.0)
  • traumatic glaucoma due to birth injury (P15.3)
Chapter Diseases of the eye and adnexa (H00-H59)
ICD-10-CM Children (deeper level / typically more specific) of H40:
H40.0 - Glaucoma suspect
H40.1 - Open-angle glaucoma
H40.2 - Primary angle-closure glaucoma
H40.3 - Glaucoma secondary to eye trauma
H40.4 - Glaucoma secondary to eye inflammation
H40.5 - Glaucoma secondary to other eye disorders
H40.6 - Glaucoma secondary to drugs
H40.8 - Other glaucoma
H40.9 - Unspecified glaucoma