Coding and coverage · ICD-10-CM

M84 › M84.4 › M84.44 › M84.443

M84.443D Pathological fracture, unspecified hand, subsequent encounter for fracture with routine healing

BillableNo payment HCCChapter 13

7th character D: subsequent encounter for fracture with routine healing

Check coverage with this diagnosis

Instructional notes

Chapter 13

Excludes2Not included here: the patient may have both; report both when both are present.
  • 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
  • Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition

M84

Excludes2Not included here: the patient may have both; report both when both are present.
  • traumatic fracture of bone-see fracture, by site

M84.4

Excludes1Not coded here: never report with this code, except when the two conditions are unrelated.
Excludes2Not included here: the patient may have both; report both when both are present.
  • personal history of (healed) pathological fracture (Z87.311)
Inclusion terms
  • Chronic fracture
  • Pathological fracture NOS
7th charactersThe appropriate 7th character is to be added to each code from subcategory M84.4:
  • A initial encounter for fracture
  • D subsequent encounter for fracture with routine healing
  • G subsequent encounter for fracture with delayed healing
  • K subsequent encounter for fracture with nonunion
  • P subsequent encounter for fracture with malunion
  • S sequela

Chapter 13: Diseases of the musculoskeletal system and connective tissue · M80-M94 Osteopathies and chondropathies (M80-M94)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.