M24.65 is the authoritative medical code for Ankylosis, hip. This classification is used in medical billing and clinical recording to specify the clinical criteria for ankylosis, hip (ICD-10-CM M24.65), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Ankylosis, hip is a non-billable ICD-10-CM category code M24.65. A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): stiffness of joint without ankylosis M25.6-; current injury - see injury of joint by body region. Excludes2 (not included here): spine M43.2-; ganglion M67.4; snapping knee M23.8-; temporomandibular joint disorders M26.6-; joints of the spine M40-M54.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for M24.65 in the official ICD-10-CM tabular list.
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- stiffness of joint without ankylosis M25.6-
- current injury - see injury of joint by body region
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- spine M43.2-
- ganglion M67.4
- snapping knee M23.8-
- temporomandibular joint disorders M26.6-
- joints of the spine M40-M54
Frequently Asked Questions (FAQ) & Clinical Guidance
Can M24.65 be billed directly?
No. M24.65 (Ankylosis, hip) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
What can't be coded together with M24.65?
Per Excludes1 instructions, M24.65 must not be reported with: stiffness of joint without ankylosis (M25.6-); current injury - see injury of joint by body region.
Can M24.65 be reported alongside related conditions?
Per Excludes2 instructions, M24.65 and the following may both be reported when both are present: spine (M43.2-); ganglion (M67.4); snapping knee (M23.8-); temporomandibular joint disorders (M26.6-).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as M24.65, with their registry titles.
- M24 — Other specific joint derangements
- M24.0 — Loose body in joint
- M24.00 — Loose body in unspecified joint
- M24.01 — Loose body in shoulder
- M24.011 — Loose body in right shoulder
- M24.012 — Loose body in left shoulder
- M24.019 — Loose body in unspecified shoulder
- M24.02 — Loose body in elbow
- M24.021 — Loose body in right elbow
- M24.022 — Loose body in left elbow
- M24.029 — Loose body in unspecified elbow
- M24.03 — Loose body in wrist
- M24.031 — Loose body in right wrist
- M24.032 — Loose body in left wrist
- M24.039 — Loose body in unspecified wrist
- M24.04 — Loose body in finger joints
- M24.041 — Loose body in right finger joint(s)
- M24.042 — Loose body in left finger joint(s)
- M24.049 — Loose body in unspecified finger joint(s)
- M24.05 — Loose body in hip
- M24.051 — Loose body in right hip
- M24.052 — Loose body in left hip
- M24.059 — Loose body in unspecified hip
- M24.07 — Loose body in ankle and toe joints
- M24.071 — Loose body in right ankle
- M24.072 — Loose body in left ankle
- M24.073 — Loose body in unspecified ankle
- M24.074 — Loose body in right toe joint(s)
- M24.075 — Loose body in left toe joint(s)
- M24.076 — Loose body in unspecified toe joint(s)
- M24.08 — Loose body, other site
- M24.1 — Other articular cartilage disorders
- M24.10 — Other articular cartilage disorders, unspecified site
- M24.11 — Other articular cartilage disorders, shoulder
- M24.111 — Other articular cartilage disorders, right shoulder
- M24.112 — Other articular cartilage disorders, left shoulder
- M24.119 — Other articular cartilage disorders, unspecified shoulder
- M24.12 — Other articular cartilage disorders, elbow
- M24.121 — Other articular cartilage disorders, right elbow
- M24.122 — Other articular cartilage disorders, left elbow
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: