M84.431D
Pathological fracture, right ulna, subsequent encounter for fracture with routine healing
Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 18 never code together
M84.4code
Excludes1
- collapsed vertebra NEC (M48.5)M48.5
- pathological fracture in neoplastic disease (M84.5-)M84.5-
- pathological fracture in osteoporosis (M80.-)M80.-
- pathological fracture in other disease (M84.6-)M84.6-
- stress fracture (M84.3-)M84.3-
- traumatic fracture (S12.-, S22.-, S32.-, S42.-, S52.-, S62.-, S72.-, S82.-, S92.-)S12.-S22.-S32.-S42.-S52.-S62.-S72.-S82.-S92.-
Excludes2
- personal history of (healed) pathological fracture (Z87.311)Z87.311
M84code
Excludes2
- traumatic fracture of bone-see fracture, by site
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.
7th character 6
A initial encounter for fracture
D subsequent encounter for fracture with routine healing this code
G subsequent encounter for fracture with delayed healing
K subsequent encounter for fracture with nonunion
P subsequent encounter for fracture with malunion
S sequela
Instructional notes 3
Index entries leading here 1
Alongside this code 5 same parent — M84.431
M84.431A Pathological fracture, right ulna, init encntr for fracture M84.431G Pathological fracture, right ulna, subs for fx w delay heal M84.431K Pathological fracture, right ulna, subs for fx w nonunion M84.431P Pathological fracture, right ulna, subs for fx w malunion M84.431S Pathological fracture, right ulna, sequela
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.