M19.212 Secondary osteoarthritis, left shoulder

Billable ICD-10-CM code, FY2026.

Applies from M19 Other and unspecified osteoarthritis

Excludes1 (never code together)

• polyarthritis (M15.-)

Excludes2 (not included here)

• arthrosis of spine (M47.-)
• hallux rigidus (M20.2)
• osteoarthritis of spine (M47.-)

MS-DRG index

Defines the logic of DRG(s) 553-554 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 715.21 Osteoarthrosis, localized, secondary, shoulder region (approximate)

Code annotations containing back-references to M19.212

Back-references to M19

• Type 1 Excludes: M12 Other and unspecified arthropathy ("arthrosis (M15-M19)")
• Type 1 Excludes: M13 Other arthritis ("arthrosis (M15-M19)")
• Type 1 Excludes: M13 Other arthritis ("osteoarthritis (M15-M19)")
• Type 1 Excludes: M13.8 Other specified arthritis ("osteoarthritis (M15-M19)")
• Type 1 Excludes: M15 Polyosteoarthritis ("bilateral involvement of single joint (M16-M19)")

Nearby codes

• M19.179 Post-traumatic osteoarthritis, unspecified ankle and foot
• M19.19 Post-traumatic osteoarthritis, other specified site
• M19.2 Secondary osteoarthritis of other joints
• M19.21 Secondary osteoarthritis, shoulder
• M19.211 Secondary osteoarthritis, right shoulder
• M19.212 Secondary osteoarthritis, left shoulder (this code)
• M19.219 Secondary osteoarthritis, unspecified shoulder
• M19.22 Secondary osteoarthritis, elbow
• M19.221 Secondary osteoarthritis, right elbow
• M19.222 Secondary osteoarthritis, left elbow
• M19.229 Secondary osteoarthritis, unspecified elbow