M65.03
Abscess of tendon sheath, forearm
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 13 never code together
M65code
M00-M99chapter
Excludes2
- arthropathic psoriasis (L40.5-)L40.5-
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- compartment syndrome (traumatic) (T79.A-)T79.A-
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 2
Index entries leading here 1
Alongside this code 8 same parent — M65.0
M65.00 Abscess of tendon sheath, unspecified site M65.01 Abscess of tendon sheath, shoulder category M65.02 Abscess of tendon sheath, upper arm category M65.04 Abscess of tendon sheath, hand category M65.05 Abscess of tendon sheath, thigh category M65.06 Abscess of tendon sheath, lower leg category M65.07 Abscess of tendon sheath, ankle and foot category M65.08 Abscess of tendon sheath, other site
Subordinate codes 3
Medications 1
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.