M67.449

Ganglion, unspecified hand

FY2027Chapter 13: Diseases of the musculoskeletal system and connective tissue/M65–M67 Disorders of synovium and tendon

BillableComplete code, valid to report

M67.449 (also written M67449) is a billable ICD-10-CM diagnosis code for ganglion, unspecified hand. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 143 codes in category M67 (Other disorders of synovium and tendon). Its coding notes include 4 Excludes1 entries and 12 Excludes2 entries.

Excludes1

Not coded here. The listed conditions generally should not be reported together.

Inherited from M67.4 Ganglion
Inherited from M67 Other disorders of synovium and tendon
  • palmar fascial fibromatosis [Dupuytren] (M72.0)
  • tendinitis NOS (M77.9-)
  • xanthomatosis localized to tendons (E78.2)

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Inherited from M67.4 Ganglion
Also from chapter/block level (10 notes)
Inherited from Chapter 13 Diseases of the musculoskeletal system and connective tissue
  • arthropathic psoriasis (L40.5-)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • compartment syndrome (traumatic) (T79.A-)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Notes

Also from chapter/block level (1 note)
Inherited from Chapter 13 Diseases of the musculoskeletal system and connective tissue
  • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition