Is ICD-10-CM code K6A.01 billable?

Yes, K6A.01 (Prevesical abscess) is a billable ICD-10-CM diagnosis code, valid for reimbursement on HIPAA-covered transactions for FY2027.

What chapter does ICD-10-CM code K6A.01 belong to?

K6A.01 belongs to Chapter 11 of the ICD-10-CM tabular list: K00–K95 (Diseases of the Digestive System).

Is K6A.01 a new ICD-10-CM code for 2027?

Yes, K6A.01 was added or revised in the FY2027 ICD-10-CM update, effective October 1, 2026, as published by the Centers for Medicare and Medicaid Services (CMS).

K6A.01BillableMCCNew for FY2027

Prevesical abscess

Diseases of the Digestive System·Pelvic abscess·subcategory·FY 2027

Also indexed as: Abscess, prevesical; Abscess, retropubic

Instructional notes

Includes: conditions that are coded here

Retropubic abscess

Also applies, from K6A.0: Pelvic abscess

These notes sit on K6A.0 and apply to every code under it, including K6A.01.

Excludes2: not included here, code separately if applicable

peritoneal abscess (K65.1)
retroperitoneal abscess (K68.1-)

Code also: add a code for this too, order depends on the encounter

if applicable:
diverticular disease of intestine (K57.-)
female pelvic inflammatory disease (N73.-)

Use additional code: add a second code for this, listed after this one

code (B95-B97), to identify infectious agent, if known

Where K6A.01 sits

K65-K6A Diseases of peritoneum, retroperitoneum and pelvis (K65-K6A)
K6A Diseases of the pelvis, not elsewhere classified
K6A.0 Pelvic abscess
K6A.01 Prevesical abscess

MS-DRGs

As the principal diagnosis, this code groups to these MS-DRGs (v44.0). Which one applies depends on procedures performed, secondary diagnoses (CC/MCC), and the patient's age and discharge status.

Code history

FY 2026: replaced K68.19 (Other retroperitoneal abscess)