ICD-10 Code
International Classification of Diseases, 10th Revision
Aug 21, 2017

See: Pediculosis and phthiriasis

  ICD-10 Code for Phthiriasis B85.3

B85.3 is a valid1 ICD 10 diagnosis code.

B85.3 is valid for submission for HIPAA-covered transactions.

Chapter 1 Certain infectious and parasitic diseases (A00-B99)
Section B85-B89 Pediculosis, acariasis and other infestations (B85-B89)
Category B85 Pediculosis and phthiriasis

• See below for any additional coding requirements that may be necessary.

• Check for any notations, inclusions and/or exclusions that are specific to this ICD 10 code before using

1 No additional coding requirements necessary.
Inclusion Term
  • Infestation by crab-louse
  • Infestation by Phthirus pubis
See also ICD 10 code for

Related Terms to “Phthiriasis”

  • Crabs, meaning pubic lice - B85.3
  • Infestation - B88.9
    • crab-lice - B85.3
    • eyelid
      • in(due to)
        • phthiriasis - B85.3
    • Pediculus - B85.2
      • pubis(any site) - B85.3
    • Phthirus(pubis) (any site) - B85.3
    • pubic, louse - B85.3
  • Lice(infestation) - B85.2
    • crab - B85.3
    • pubic(Phthirus pubis) - B85.3
  • Pediculosis(infestation) - B85.2
    • pubis(pubic louse) (any site) - B85.3
    • vulvae - B85.3
  • Phthiriasis(pubis) - B85.3
See the 2017 ICD-10-CM Coding Guidelines.

When ICD 10 was implemented on October 1, 2015, it did not affect physicians', outpatient facilities', and hospital outpatient departments' use of CPT codes on Medicare Fee-For-Service claims. Providers should continue to use CPT codes to report these services.