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ICD-10-CM B37.32: Chronic candidiasis of vulva and vagina

B37.32 is the billable ICD-10-CM code for chronic candidiasis of vulva and vagina, in category B37 (Candidiasis) of the Mycoses section. As a principal diagnosis it groups to MS-DRG 757 Infections, Female Reproductive System with MCC, MS-DRG 758 Infections, Female Reproductive System with CC, MS-DRG 759 Infections, Female Reproductive System without CC/MCC (MDC 13 MDC 13: Diseases and Disorders of the Female Reproductive System). 4 LCD billing and coding articles list it as covered.

Compiled from CMS files by the QuickIntell RCM Editorial Team · Data effective · Method: reference methodology · Report a data correction

Data currency: ICD-10-CM code descriptions: FY2027 (effective October 1, 2026); IPPS Table 5 (MS-DRG weights): v44 FY2027 (final rule + CN3) (effective October 1, 2026); ICD-10-CM to HCC mapping: PY2027 initial ICD-10-CM mappings (dates of service 2026) (payment year 2027); Medicare Coverage Database billing and coding articles: MCD release October 8, 2026 (effective October 4, 2026). Next CMS release: FY2028 code files, effective October 1, 2027 for the ICD-10-CM code descriptions; FY2028 final rule (August 2027), effective October 1, 2027; an April 1 interim grouper update when CMS issues one for the IPPS Table 5 (MS-DRG weights); PY2028 advance notice (February 2027) and the PY2027 midyear final mapping (spring 2027) for the ICD-10-CM to HCC mapping; weekly, every Thursday for the Medicare Coverage Database billing and coding articles.

Code
B37.32
billable FY2027 ICD-10-CM code
Category
B37 Candidiasis
Chapter
1: Certain infectious and parasitic diseases (A00-B99)
CC/MCC (MS-DRG v44)
Neither
CMS-HCC V28
Not mapped
POA reporting
Required

Tabular list notes for B37.32

The tabular list has no notes on B37.32 itself; the notes below apply from its parent headings.

Inherited from B37 (Candidiasis)

Includes
  • candidosis
  • moniliasis
Excludes1 (never coded together)
  • neonatal candidiasis (P37.5)

Inherited from B37.3 (Candidiasis of vulva and vagina)

Inclusion terms
  • Candidal vulvovaginitis
  • Monilial vulvovaginitis
  • Vaginal thrush

MS-DRG grouping when B37.32 is the principal diagnosis

MS-DRG v44 groups for B37.32 as principal diagnosis
MDCMS-DRGs
13 MDC 13: Diseases and Disorders of the Female Reproductive System757758759

The final group also depends on procedures, secondary diagnoses and discharge status; the MS-DRG lookup for B37.32 shows the full grouping logic.

CC/MCC status and inpatient edits

B37.32 is neither a CC nor an MCC under MS-DRG v44, so as a secondary diagnosis it does not raise the MS-DRG severity level. Check B37.32 against a principal diagnosis.

  • Present on admission: a POA indicator is required on inpatient claims.

CMS-HCC V28 risk adjustment

B37.32 does not map to a payment HCC in the PY2027 CMS-HCC V28 model, so on its own it does not change a Medicare Advantage risk score.

LCD billing and coding articles that list B37.32

4 current Medicare billing and coding articles list B37.32 among the diagnoses that support medical necessity for the services they cover.

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Frequently asked questions

What does ICD-10-CM B37.32 mean?

B37.32 means chronic candidiasis of vulva and vagina. It is one of 17 billable codes under B37, candidiasis.

Which MS-DRG does B37.32 group to?

As the principal diagnosis, B37.32 groups to MS-DRG 757 Infections, Female Reproductive System with MCC, MS-DRG 758 Infections, Female Reproductive System with CC, MS-DRG 759 Infections, Female Reproductive System without CC/MCC (MDC 13 MDC 13: Diseases and Disorders of the Female Reproductive System) under MS-DRG v44, before procedures and secondary diagnoses are applied.

Sources

Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.

Disclaimer

The descriptor and notes are reproduced from the FY2027 ICD-10-CM files; MS-DRG, CC/MCC and HCC facts come from the CMS FY2027 and PY2027 tables. Code from the medical record and the ICD-10-CM Official Guidelines. Not legal, clinical or billing advice.

Found a figure that does not match the CMS file? Report a data correction with the CMS file and the value you expected; the request reaches the editorial team through the contact form.