M19.01
⚠ Non-billable (Header)Primary osteoarthritis, shoulder
Diseases of the musculoskeletal system and connective tissue (M00-M99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
⚠️ Excludes2
inheritedRules inherited from parent codes.
- • arthrosis of spine (M47.-)
- • hallux rigidus (M20.2)
- • osteoarthritis of spine (M47.-)
Child Codes (3)
Clinical Description
ICD-10-CM code M19.01 represents primary osteoarthritis, shoulder. This code falls under the Diseases of the musculoskeletal system and connective tissue (M00-M99) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
This is a 6-character code at the 5th level of specificity. There are 3 more specific child codes under M19.01. Coders should note that M19.01 has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code M19.01?
ICD-10-CM code M19.01 is "Primary osteoarthritis, shoulder". It belongs to the category: Diseases of the musculoskeletal system and connective tissue (M00-M99).
Is M19.01 a billable ICD-10 code?
No, M19.01 is a non-billable header code. A more specific child code must be used for billing.
What codes are excluded with M19.01?
M19.01 has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Can M19.01 be coded with other codes?
M19.01 has 3 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in M19.0
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)