M10.439 — Other secondary gout, unspecified wrist
Is M10.439 billable?
Yes, but M10.439 is an unspecified code. M10.439 is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, M10.439 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 M10.439 — the more specific alternatives are listed below.
More specific alternatives
M10.439 at a glance
| Code | M10.439 |
|---|---|
| Description | Other secondary gout, unspecified wrist |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does M10.439 group to?
M10.439 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.
- 553Bone Diseases and Arthropathies with MCCmedical
- 554Bone Diseases and Arthropathies without MCCmedical
How is M10.439 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under M10.43, the nearest indexed parent of M10.439. Use them to find the family, then select the specific code.
- Gout, gouty › secondary NEC › wrist (acute) (attack) (flare)
Code first — inherited from M10.4
The underlying condition below must be sequenced before M10.439. M10.439 describes a manifestation and cannot be the principal or first-listed diagnosis.
- associated condition
Use additional code — inherited from M10
Report an additional code alongside M10.439 to fully describe the condition. M10.439 is sequenced first.
- code to identify:
- Autonomic neuropathy in diseases classified elsewhere (G99.0)
- Calculus of urinary tract in diseases classified elsewhere (N22)
- Cardiomyopathy in diseases classified elsewhere (I43)
- Disorders of external ear in diseases classified elsewhere (H61.1-, H62.8-)
- Disorders of iris and ciliary body in diseases classified elsewhere (H22)
- Glomerular disorders in diseases classified elsewhere (N08)
Excludes2 — not included here — inherited from Chapter 13
The conditions below are not part of M10.439, but a patient may have both at the same time. When documentation supports it, M10.439 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 M10
The conditions below are not part of M10.439, but a patient may have both at the same time. When documentation supports it, M10.439 and the excluded code may both be reported.
- chronic gout (M1A.-)
How long has M10.439 existed?
M10.439 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.