2026 ICD-10-CM Diagnosis Code B88.01

Infestation by Demodex mites

• B88.01 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
• ICD-10-CM B88.01 is a new 2026 ICD-10-CM code that became effective on October 1, 2025.
• This is the American ICD-10-CM version of B88.01 – other international versions of ICD-10 B88.01 may differ.

Applicable To

• Demodex brevis infestation
• Demodex folliculorum infestation

Code Also

• , if applicable, eyelid inflammation (H01.8-)

The following code(s) above B88.01 contain annotation back-references

 that may be applicable to B88.01:

• A00-B99  Certain infectious and parasitic diseases
• B88.0  Other acariasis

ICD-10-CM B88.01 is grouped within Diagnostic Related Group(s) (MS-DRG v43.0):

• 606 Minor skin disorders with mcc
• 607 Minor skin disorders without mcc

Code History

• 2026 (effective 10/1/2025): New code

Code annotations containing back-references to B88.01:

• Code Also: H01.8

Diagnosis Index entries containing back-references to B88.01:

• Demodex folliculorum B88.01 (infestation)
• Dermatitis (eczematous) L30.9
  • due to
    • Demodex species B88.01
  • eyelidH01.9 – see also Dermatosis, eyelid
    • due to
      • Demodex species B88.01
• InfestationB88.9
  • AcariasisB88.09
    • demodex folliculorum B88.01
  • mitesB88.9
    • Demodex B88.01
  • Demodex B88.01 (brevis) (folliculorum)

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.