M66.119 is the authoritative medical code for Rupture of synovium, unspecified shoulder. This classification is used in medical billing and clinical recording to specify the clinical criteria for rupture of synovium, unspecified shoulder (ICD-10-CM M66.119), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Rupture of synovium, unspecified shoulder is a billable ICD-10-CM diagnosis code M66.119. Includes: rupture that occurs when a normal force is applied to tissues that are inferred to have less than normal strength. Excludes2 (not included here): rupture of popliteal cyst M66.0; rotator cuff syndrome M75.1-; rupture where an abnormal force is applied to normal tissue - see injury of tendon by body region.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for M66.119 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- rupture that occurs when a normal force is applied to tissues that are inferred to have less than normal strength
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- rupture of popliteal cyst M66.0
- rotator cuff syndrome M75.1-
- rupture where an abnormal force is applied to normal tissue - see injury of tendon by body region
Frequently Asked Questions (FAQ) & Clinical Guidance
Can M66.119 be reported alongside related conditions?
Per Excludes2 instructions, M66.119 and the following may both be reported when both are present: rupture of popliteal cyst (M66.0); rotator cuff syndrome (M75.1-); rupture where an abnormal force is applied to normal tissue - see injury of tendon by body region.
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as M66.119, with their registry titles.
- M66 — Spontaneous rupture of synovium and tendon
- M66.0 — Rupture of popliteal cyst
- M66.1 — Rupture of synovium
- M66.10 — Rupture of synovium, unspecified joint
- M66.11 — Rupture of synovium, shoulder
- M66.111 — Rupture of synovium, right shoulder
- M66.112 — Rupture of synovium, left shoulder
- M66.12 — Rupture of synovium, elbow
- M66.121 — Rupture of synovium, right elbow
- M66.122 — Rupture of synovium, left elbow
- M66.129 — Rupture of synovium, unspecified elbow
- M66.13 — Rupture of synovium, wrist
- M66.131 — Rupture of synovium, right wrist
- M66.132 — Rupture of synovium, left wrist
- M66.139 — Rupture of synovium, unspecified wrist
- M66.14 — Rupture of synovium, hand and fingers
- M66.141 — Rupture of synovium, right hand
- M66.142 — Rupture of synovium, left hand
- M66.143 — Rupture of synovium, unspecified hand
- M66.144 — Rupture of synovium, right finger(s)
- M66.145 — Rupture of synovium, left finger(s)
- M66.146 — Rupture of synovium, unspecified finger(s)
- M66.15 — Rupture of synovium, hip
- M66.151 — Rupture of synovium, right hip
- M66.152 — Rupture of synovium, left hip
- M66.159 — Rupture of synovium, unspecified hip
- M66.17 — Rupture of synovium, ankle, foot and toes
- M66.171 — Rupture of synovium, right ankle
- M66.172 — Rupture of synovium, left ankle
- M66.173 — Rupture of synovium, unspecified ankle
- M66.174 — Rupture of synovium, right foot
- M66.175 — Rupture of synovium, left foot
- M66.176 — Rupture of synovium, unspecified foot
- M66.177 — Rupture of synovium, right toe(s)
- M66.178 — Rupture of synovium, left toe(s)
- M66.179 — Rupture of synovium, unspecified toe(s)
- M66.18 — Rupture of synovium, other site
- M66.2 — Spontaneous rupture of extensor tendons
- M66.20 — Spontaneous rupture of extensor tendons, unspecified site
- M66.21 — Spontaneous rupture of extensor tendons, shoulder
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: