M17 ICD-10-CM Code: Osteoarthritis of knee
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
M17Osteoarthritis of knee
ICD-10-CM diagnosis code · United States clinical modification
Where M17 sits
- 1
Chapter 13
Diseases of the musculoskeletal system and connective tissue (M00-M99)
- 2
Section
Osteoarthritis (M15-M19)
- 3
Category M17
Osteoarthritis of knee
- 4
Code M17
Osteoarthritis of knee
Codes under M17
M17 is a non-billable category. Choose the child code that best matches the documented diagnosis.
M17.0Bilateral primary osteoarthritis of kneeM17.1Unilateral primary osteoarthritis of kneeM17.2Bilateral post-traumatic osteoarthritis of kneeM17.3Unilateral post-traumatic osteoarthritis of kneeM17.4Other bilateral secondary osteoarthritis of kneeM17.5Other unilateral secondary osteoarthritis of kneeM17.9Osteoarthritis of knee, unspecifiedNotes for this code
Inclusion terms
No inclusion terms are listed for M17.
Code first
No “code first” instruction is listed for M17.
Use additional code
No “use additional code” instruction is listed for M17.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for M17.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for M17.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code M17 mean?
M17 is the FY 2027 U.S. ICD-10-CM code for “Osteoarthritis of knee.”
Is M17 a billable or specific ICD-10-CM code?
No. M17 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is M17 located in ICD-10-CM?
M17 is listed in Chapter 13, Diseases of the musculoskeletal system and connective tissue (M00-M99), within Osteoarthritis (M15-M19) (M15–M19), under category M17, Osteoarthritis of knee.
What coding notes are listed for M17?
No inclusion terms are listed for M17 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.