B35.6 – Tinea cruris

ICD-10-CM 2027 diagnosis code · Mycoses

Billable code

ICD-10-CM code B35.6

Code: B35.6 (claims format: B356)
Description: Tinea cruris
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 1. Certain infectious and parasitic diseases (A00-B99)
Block: B35-B49 Mycoses
Parent codes: B35

Notes for B35.6

Applicable to:

Dhobi itch
Groin ringworm
Jock itch

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

B35 – Dermatophytosis

Includes:

favus
infections due to species of Epidermophyton, Micro-sporum and Trichophyton
tinea, any type except those in B36.-

Block B35-B49

Excludes2 (not included here):

hypersensitivity pneumonitis due to organic dust (J67.-)
mycosis fungoides (C84.0-)

Index terms for B35.6

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in B35

B35.0 – Tinea barbae and tinea capitisBillable
B35.1 – Tinea unguiumBillable
B35.2 – Tinea manuumBillable
B35.3 – Tinea pedisBillable
B35.4 – Tinea corporisBillable
B35.5 – Tinea imbricataBillable
B35.8 – Other dermatophytosesBillable
B35.9 – Dermatophytosis, unspecifiedBillable

Frequently asked questions

What is ICD-10 code B35.6?

B35.6 is the ICD-10-CM code for tinea cruris, in the block B35-B49 (Mycoses).

Is B35.6 a billable code?

Yes. B35.6 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does B35.6 belong to?

It belongs to category B35 – Dermatophytosis.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.