Does B37.81 require prior authorization?

No, B37.81 does not require prior authorization (high confidence). Covered without prior authorization.

`B37.81`, Candidal esophagitis

ICD-10-CM

No Prior Auth Required

Covered without prior authorization (high confidence)

This billing and coding guidance complements Local Coverage Determination L34434; follow LCD L34434 for clinical coverage criteria and required documentation for claims.
All services billed with unlisted procedure codes must include sufficient medical records and supporting documentation to allow development and medical review.
All documentation must be maintained in the patient's medical record and made available to the contractor upon request.
Every page of the record must be legible and include appropriate patient identification information (e.g., complete name, dates of service).

Esophagogastroduodenoscopy (EGD) is covered when it meets the reasonable and necessary requirements specified in Local Coverage Determination L33583.
Upper gastrointestinal endoscopy (diagnostic or therapeutic) is covered when determined reasonable and necessary per Local Coverage Determination L35350.
Pharmacogenomics (PGx) testing is covered when it is reasonable and necessary per LCD L39063 and Medicare coverage rules for the beneficiary's clinical indication.
CPT 81418 (PGx multi-gene panel) is covered when the test assays at least 6 genes, including CYP2C19 and CYP2D6 and CYP2D6 duplication/deletion analysis, and the panel is clinically indicated to guide drug therapy.
A clinician-ordered single gene or allele test is considered covered when the billed component corresponds to the single gene/allele that was reasonable and necessary, even if the laboratory platform concurrently interrogated other genes operationally.
Germline testing panels that include some previously tested genetic content may be covered if there is established clinical utility for the remaining non-duplicative genetic components of the panel.

A59915, Billing and Coding: Pharmacogenomic Testing

NGS-J6-L39995, Pharmacogenomic Testing

FIRST_COAST-L39073, Pharmacogenomics Testing

A58812, Billing and Coding: Pharmacogenomics Testing

A57063, Billing and Coding: Diagnostic and Therapeutic Esophagogastroduodenoscopy

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