2025 CPT code 17340

Cryotherapy (CO2 slush, liquid N2) for acne

Modifiers may be applicable.For example, modifier 51 (Multiple Procedures) would be used if the cryotherapy is performed along with other distinct procedures during the same session. Modifier 22 (Increased Procedural Services) would be used if the procedure was significantly more complex than usual.

Cryotherapy is considered medically necessary for the treatment of acne when other less invasive treatments, like topical medications, have been unsuccessful or are not appropriate for the type of acne lesions present. It may also be medically necessary for treating acne-related complications, like keloids.

The physician is responsible for preparing the skin, applying the cryotherapy agent (CO2 slush or liquid nitrogen) for the appropriate duration, and managing any immediate post-procedure care.

In simple words: The doctor freezes acne with a very cold substance, like dry ice or liquid nitrogen, to help it heal.This is done after cleaning the area.The freezing may cause some scabbing and peeling as the acne clears.

This code represents the application of cryotherapy, using either carbon dioxide (CO2) slush or liquid nitrogen (N2), for the treatment of acne lesions.The procedure involves cleaning the affected area, then applying the cryogen directly to the acne lesions to freeze and destroy the affected tissue. This can lead to scabbing and peeling of the acne.

Example 1: A teenager with moderate acne vulgaris that hasn't responded well to topical treatments undergoes cryotherapy sessions with liquid nitrogen on several affected areas of the face., A patient with a few inflamed cystic acne lesions receives cryotherapy treatment with CO2 slush to reduce inflammation and promote healing., An adult patient with persistent acne and post-inflammatory hyperpigmentation receives cryotherapy to address both conditions concurrently.

Documentation should include the type of cryogen used (CO2 or liquid nitrogen), the location and number of lesions treated, the duration of the application, and any pre- or post-procedure instructions given to the patient.

  • Revenue Code: P6A - MINOR PROCEDURES - SKIN
  • Specialties:Dermatology, Family Medicine
  • Place of Service:Office, Outpatient Hospital
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