M16.4 – Bilateral post-traumatic osteoarthritis of hip
ICD-10-CM 2027 diagnosis code · Osteoarthritis
ICD-10-CM code
M16.4
- Code
M16.4(claims format:M164)- Description
- Bilateral post-traumatic osteoarthritis of hip
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
- Block
- M15-M19 Osteoarthritis
- Parent codes
- M16
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block M15-M19
Excludes2 (not included here):
- osteoarthritis of spine (M47.-)
Index terms for M16.4
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in M16
- M16.0 – Bilateral primary osteoarthritis of hipBillable
- M16.1 – Unilateral primary osteoarthritis of hipHeader
- M16.2 – Bilateral osteoarthritis resulting from hip dysplasiaBillable
- M16.3 – Unilateral osteoarthritis resulting from hip dysplasiaHeader
- M16.5 – Unilateral post-traumatic osteoarthritis of hipHeader
- M16.6 – Other bilateral secondary osteoarthritis of hipBillable
- M16.7 – Other unilateral secondary osteoarthritis of hipBillable
- M16.9 – Osteoarthritis of hip, unspecifiedBillable
Frequently asked questions
What is ICD-10 code M16.4?
M16.4 is the ICD-10-CM code for bilateral post-traumatic osteoarthritis of hip, in the block M15-M19 (Osteoarthritis).
Is M16.4 a billable code?
Yes. M16.4 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does M16.4 belong to?
It belongs to category M16 – Osteoarthritis of hip.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.