M13.812 is the authoritative medical code for Other specified arthritis, left shoulder. This classification is used in medical billing and clinical recording to specify the clinical criteria for other specified arthritis, left shoulder (ICD-10-CM M13.812), 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
Other specified arthritis, left shoulder is a billable ICD-10-CM diagnosis code M13.812. Excludes1 (not coded here): osteoarthritis M15-M19; arthrosis M15-M19.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for M13.812 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.
- osteoarthritis M15-M19
- arthrosis M15-M19
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with M13.812?
Per Excludes1 instructions, M13.812 must not be reported with: osteoarthritis (M15-M19); arthrosis (M15-M19).
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as M13.812, with their registry titles.
- M13 — Other arthritis
- M13.0 — Polyarthritis, unspecified
- M13.1 — Monoarthritis, not elsewhere classified
- M13.10 — Monoarthritis, not elsewhere classified, unspecified site
- M13.11 — Monoarthritis, not elsewhere classified, shoulder
- M13.111 — Monoarthritis, not elsewhere classified, right shoulder
- M13.112 — Monoarthritis, not elsewhere classified, left shoulder
- M13.119 — Monoarthritis, not elsewhere classified, unspecified shoulder
- M13.12 — Monoarthritis, not elsewhere classified, elbow
- M13.121 — Monoarthritis, not elsewhere classified, right elbow
- M13.122 — Monoarthritis, not elsewhere classified, left elbow
- M13.129 — Monoarthritis, not elsewhere classified, unspecified elbow
- M13.13 — Monoarthritis, not elsewhere classified, wrist
- M13.131 — Monoarthritis, not elsewhere classified, right wrist
- M13.132 — Monoarthritis, not elsewhere classified, left wrist
- M13.139 — Monoarthritis, not elsewhere classified, unspecified wrist
- M13.14 — Monoarthritis, not elsewhere classified, hand
- M13.141 — Monoarthritis, not elsewhere classified, right hand
- M13.142 — Monoarthritis, not elsewhere classified, left hand
- M13.149 — Monoarthritis, not elsewhere classified, unspecified hand
- M13.15 — Monoarthritis, not elsewhere classified, hip
- M13.151 — Monoarthritis, not elsewhere classified, right hip
- M13.152 — Monoarthritis, not elsewhere classified, left hip
- M13.159 — Monoarthritis, not elsewhere classified, unspecified hip
- M13.16 — Monoarthritis, not elsewhere classified, knee
- M13.161 — Monoarthritis, not elsewhere classified, right knee
- M13.162 — Monoarthritis, not elsewhere classified, left knee
- M13.169 — Monoarthritis, not elsewhere classified, unspecified knee
- M13.17 — Monoarthritis, not elsewhere classified, ankle and foot
- M13.171 — Monoarthritis, not elsewhere classified, right ankle and foot
- M13.172 — Monoarthritis, not elsewhere classified, left ankle and foot
- M13.179 — Monoarthritis, not elsewhere classified, unspecified ankle and foot
- M13.8 — Other specified arthritis
- M13.80 — Other specified arthritis, unspecified site
- M13.81 — Other specified arthritis, shoulder
- M13.811 — Other specified arthritis, right shoulder
- M13.819 — Other specified arthritis, unspecified shoulder
- M13.82 — Other specified arthritis, elbow
- M13.821 — Other specified arthritis, right elbow
- M13.822 — Other specified arthritis, 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:
ICD Code M12.812
Other specific arthropathies, not elsewhere classified, left shoulder
ICD Code M14.812
Arthropathies in other specified diseases classified elsewhere, left shoulder