C26.1 — Malignant neoplasm of spleen
Is C26.1 billable?
Yes — C26.1 is billable for FY2027. C26.1 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. C26.1 may be submitted for encounters from October 1, 2026 through September 30, 2027.
C26.1 at a glance
| Code | C26.1 |
|---|---|
| Description | Malignant neoplasm of spleen |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does C26.1 group to?
C26.1 sits in MDC 17 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 820Lymphoma and Leukemia with Major O.R. Procedures with MCCsurgical
- 821Lymphoma and Leukemia with Major O.R. Procedures with CCsurgical
- 822Lymphoma and Leukemia with Major O.R. Procedures without CC/MCCsurgical
Excludes1 — never code together
The conditions below can never be reported together with C26.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from C15-C26
The conditions below can never be reported together with C26.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- Kaposi's sarcoma of gastrointestinal sites (C46.4)
Excludes1 — never code together — inherited from C26
The conditions below can never be reported together with C26.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- malignant neoplasm of peritoneum and retroperitoneum (C48.-)
Excludes2 — not included here — inherited from C15-C26
The conditions below are not part of C26.1, but a patient may have both at the same time. When documentation supports it, C26.1 and the excluded code may both be reported.
- gastrointestinal stromal tumors (C49.A-)
How long has C26.1 existed?
C26.1 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.