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M19.91 - Primary osteoarthritis, unspecified site


The ICD 10 Code for Primary osteoarthritis, unspecified site is listed as M19.91.
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: M19.91
Description: Primary osteoarthritis, unspecified site
  • Primary osteoarthritis NOS
Diagnostic Related Groups
(MS-DRG v30.0)
553 - Bone Diseases & Arthropathies W Mcc
554 - Bone Diseases & Arthropathies W/o Mcc
Chapter Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block Osteoarthritis (M15-M19)
Parent M19.9 - Osteoarthritis, unspecified site
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 715.10 - Osteoarthrosis, localized, primary, site unspecified (approximate)
ICD-10-CM Siblings (same level / similar specificity) of M19.91:
M19.90 - Unspecified osteoarthritis, unspecified site
M19.92 - Post-traumatic osteoarthritis, unspecified site
M19.93 - Secondary osteoarthritis, unspecified site