Does S90.421D require prior authorization?

No, S90.421D does not require prior authorization (high confidence). Covered without prior authorization.

`S90.421D`, Blister (nonthermal), right great toe, subsequent encounter

ICD-10-CM

No Prior Auth Required

Covered without prior authorization (high confidence)

The patient’s medical record must include the ordering provider’s assessment as it relates to the patient’s complaint for that visit.
Medical records must contain relevant medical history and results of pertinent tests or procedures performed.
For diagnostic tests, report the result of the test if known; otherwise report the symptoms that prompted performing the test.
All services ordered or rendered to Medicare beneficiaries must be signed and dated; include a signed and dated office visit record or operative report in the medical record.

A valid ICD-10-CM diagnosis code that best describes the patient’s condition for which the debridement service was performed must be reported on the claim.
When a service requires a referring or ordering physician, the name and NPI of the referring/ordering physician must be reported on the claim.
Debridement is covered for any wound requiring removal of deep-seated foreign material, devitalized, necrotic, or nonviable tissue at the level of skin, subcutaneous tissue, fascia, muscle, or bone to promote wound healing or prepare for surgical intervention.
Debridement for chronic osteomyelitis and osteomyelitis associated with an open wound is covered.
CPT codes 11000 and 11001 apply for removal of extensive eczematous or infected skin when the involvement is extensive (e.g., rapidly spreading necrotizing process, severe eczema, bullous disease, extensive trauma, autoimmune skin disease).
CPT codes 11042-11047 are appropriate for debridement of relatively localized areas involving contiguous underlying structures (e.g., skin ulcers, circumscribed dermal infections, deep-seated debris).

CGS-J15-L34032, Debridement Services

J15

CGS-J18-L34032, Debridement Services

J18

A56459, Billing and Coding: Debridement Services

Ask Backwork about documentation requirements, denial risks, or coverage in your state.