D37.3 — Neoplasm of uncertain behavior of appendix

Billable

Is D37.3 billable?

Yes — D37.3 is billable for FY2027. D37.3 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. D37.3 may be submitted for encounters from October 1, 2026 through September 30, 2027.

D37.3 at a glance

Code	D37.3
Description	Neoplasm of uncertain behavior of appendix
Billable	Yes
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Which MS-DRGs does D37.3 group to?

D37.3 sits in MDC 06 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.

374Digestive Malignancy with MCCmedical
375Digestive Malignancy with CCmedical
376Digestive Malignancy without CC/MCCmedical

Excludes1 — never code together — inherited from D37-D48

The conditions below can never be reported together with D37.3 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

neoplasms of unspecified behavior (D49.-)

Excludes1 — never code together — inherited from D37

The conditions below can never be reported together with D37.3 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

stromal tumors of uncertain behavior of digestive system (D48.1-)

How long has D37.3 existed?

D37.3 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.