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ICD-10-CM 2027 diagnosis code

B37.3Candidiasis of vulva and vagina

Not billable — use a more specific code

B37.3 is a header code, so it can't be reported by itself. Choose one of the 2 more specific codes beneath it.

Code last changed in FY2023 (effective October 1, 2022). Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About B37.3

B37.3 is the ICD-10-CM diagnosis code for candidiasis of vulva and vagina. It belongs to category B37 (candidiasis), block B35-B49 (mycoses) and chapter 1 (certain infectious and parasitic diseases). It is a header code, so it can't be reported by itself; one of its 2 subcodes must be used instead.

Within B37 (candidiasis), B37.3 is specifically for candidiasis of vulva and vagina. Related codes cover Candidal stomatitis (B37.0), pulmonary candidiasis (B37.1), of skin and nail (B37.2), of other urogenital sites (B37.4), Candidal meningitis (B37.5), Candidal endocarditis (B37.6), Candidal sepsis (B37.7), of other sites (B37.8) and 1 more.

To report this condition, pick the subcode that matches the documentation: B37.31 (vagina) and B37.32 (vagina).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015, and changed in FY2023 (expanded into subcodes).

Before ICD-10, this condition was coded in ICD-9-CM as 112.1 (candidiasis of vulva and vagina).

Specific codes under B37.3

Coding notes

Applicable toConditions and synonyms classified to this code
  • Candidal vulvovaginitis
  • Monilial vulvovaginitis
  • Vaginal thrush

Notes that apply from higher levels

Instructions written at a parent level also apply to B37.3.

› From B37 Candidiasis
Includes
  • candidosis
  • moniliasis
Excludes1
  • neonatal candidiasis (P37.5)

Broader instructions also apply from B35-B49 Mycoses and Chapter 1: Certain infectious and parasitic diseases.

Codes whose notes reference B37.3

ICD-9-CM equivalent

Converter →
  • 112.1Candidiasis of vulva and vaginaexact

From the CMS 2018 General Equivalence Mappings (GEMs), the final GEMs release.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • FY2023 (effective 10/1/2022): Expanded — no longer billable

Common questions about B37.3

Is B37.3 billable?

No. B37.3 is a header code. Report one of its more specific subcodes instead.

What is the ICD-9 code for B37.3?

The CMS General Equivalence Mappings map B37.3 to ICD-9-CM 112.1.