M21.332 — Wrist drop, left wrist
Is M21.332 billable?
Yes — M21.332 is billable for FY2027. M21.332 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. M21.332 may be submitted for encounters from October 1, 2026 through September 30, 2027.
M21.332 at a glance
| Code | M21.332 |
|---|---|
| Description | Wrist drop, left wrist |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does M21.332 group to?
M21.332 sits in MDC 01 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.
- 073Cranial and Peripheral Nerve Disorders with MCCmedical
- 074Cranial and Peripheral Nerve Disorders without MCCmedical
How is M21.332 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under M21.33, the nearest indexed parent of M21.332. Use them to find the family, then select the specific code.
- Deformity › limb › wrist drop
Excludes1 — never code together — inherited from M21
The conditions below can never be reported together with M21.332 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from Chapter 13
The conditions below are not part of M21.332, but a patient may have both at the same time. When documentation supports it, M21.332 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 M20-M25
The conditions below are not part of M21.332, but a patient may have both at the same time. When documentation supports it, M21.332 and the excluded code may both be reported.
- joints of the spine (M40-M54)
Excludes2 — not included here — inherited from M21
The conditions below are not part of M21.332, but a patient may have both at the same time. When documentation supports it, M21.332 and the excluded code may both be reported.
How long has M21.332 existed?
M21.332 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.