B37 — Candidiasis
Is B37 billable?
No — B37 is a non-billable header code. B37 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 17 billable codes beneath B37.
Billable codes under this header
- B37.0Candidal stomatitis
- B37.1Pulmonary candidiasis
- B37.2Candidiasis of skin and nail
- B37.5Candidal meningitis
- B37.6Candidal endocarditis
- B37.7Candidal sepsis
- B37.9Candidiasis, unspecified
- B37.31Acute candidiasis of vulva and vagina
- B37.32Chronic candidiasis of vulva and vagina
- B37.41Candidal cystitis and urethritis
- B37.42Candidal balanitis
- B37.49Other urogenital candidiasis
- B37.81Candidal esophagitis
- B37.82Candidal enteritis
- B37.83Candidal cheilitis
- B37.84Candidal otitis externa
- B37.89Other sites of candidiasis
B37 at a glance
| Code | B37 |
|---|---|
| Description | Candidiasis |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes1 — never code together
The conditions below can never be reported together with B37 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- neonatal candidiasis (P37.5)
Includes
Conditions classified to B37.
- candidosis
- moniliasis
Use additional code — inherited from Chapter 1
Report an additional code alongside B37 to fully describe the condition. B37 is sequenced first.
- code to identify resistance to antimicrobial drugs (Z16.-)
Excludes2 — not included here — inherited from Chapter 1
The conditions below are not part of B37, but a patient may have both at the same time. When documentation supports it, B37 and the excluded code may both be reported.
- carrier or suspected carrier of infectious disease (Z22.-)
- certain localized infections - see body system-related chapters
- infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
- infectious and parasitic diseases specific to the perinatal period (P35-P39)
- influenza and other acute respiratory infections (J00-J22)
Excludes2 — not included here — inherited from B35-B49
The conditions below are not part of B37, but a patient may have both at the same time. When documentation supports it, B37 and the excluded code may both be reported.
What codes fall under B37? (10)
- B37.0Candidal stomatitis
- B37.1Pulmonary candidiasis
- B37.2Candidiasis of skin and nail
- B37.3Candidiasis of vulva and vaginanot billable
- B37.4Candidiasis of other urogenital sitesnot billable
- B37.5Candidal meningitis
- B37.6Candidal endocarditis
- B37.7Candidal sepsis
- B37.8Candidiasis of other sitesnot billable
- B37.9Candidiasis, unspecified
How long has B37 existed?
B37 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.
Which codes are confused with B37?
ICD-10-CM declares these codes mutually exclusive with B37 — exactly one of each pair can be correct for a given encounter.