M84.750P — Atypical femoral fracture, unspecified, subsequent encounter for fracture with malunion
Is M84.750P billable?
Yes, but M84.750P is an unspecified code. M84.750P is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, M84.750P is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting M84.750P — the more specific alternatives are listed below.
More specific alternatives
- M84.751PIncomplete atypical femoral fracture, right leg, subsequent encounter for fracture with malunion
- M84.752PIncomplete atypical femoral fracture, left leg, subsequent encounter for fracture with malunion
- M84.754PComplete transverse atypical femoral fracture, right leg, subsequent encounter for fracture with malunion
- M84.755PComplete transverse atypical femoral fracture, left leg, subsequent encounter for fracture with malunion
- M84.757PComplete oblique atypical femoral fracture, right leg, subsequent encounter for fracture with malunion
- M84.758PComplete oblique atypical femoral fracture, left leg, subsequent encounter for fracture with malunion
M84.750P at a glance
| Code | M84.750P |
|---|---|
| Description | Atypical femoral fracture, unspecified, subsequent encounter for fracture with malunion |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "P" | subsequent encounter for fracture with malunion |
What does the 7th character "P" mean in M84.750P?
In M84.750P, the 7th character P means subsequent encounter for fracture with malunion. The 7th character is required for M84.750P to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does M84.750P group to?
M84.750P sits in MDC 08 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 521Hip Replacement with Principal Diagnosis of Hip Fracture with MCCsurgical
- 522Hip Replacement with Principal Diagnosis of Hip Fracture without MCCsurgical
As a secondary diagnosis, M84.750P is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.
How is M84.750P listed in the Alphabetic Index?
The Alphabetic Index lists these routes under M84.750, the nearest indexed parent of M84.750P. Use them to find the family, then select the specific code.
- Fracture, nontraumatic, NEC › atypical › femur
Excludes2 — not included here — inherited from Chapter 13
The conditions below are not part of M84.750P, but a patient may have both at the same time. When documentation supports it, M84.750P and the excluded code may both be reported.
- 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)
Excludes2 — not included here — inherited from M84
The conditions below are not part of M84.750P, but a patient may have both at the same time. When documentation supports it, M84.750P and the excluded code may both be reported.
- traumatic fracture of bone-see fracture, by site
How long has M84.750P existed?
M84.750P first appears in FY2018 (FY2017 is not available, so it may have appeared then).
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.