Does T37.3X5D require prior authorization?

No, T37.3X5D does not require prior authorization (high confidence). Code is covered without prior authorization.

`T37.3X5D` — Adverse effect of other antiprotozoal drugs, subsequent encounter

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

All documentation must be maintained in the patient's medical record and made available to the contractor upon request; every page must be legible and include appropriate patient identification (e.g., complete name, dates of service).
The medical record must include the legible signature of the physician or non-physician practitioner responsible for and providing the care.
The medical record must support the selected ICD-10-CM code(s) and the submitted CPT/HCPCS code must accurately describe the service performed.
Prior to testing there must be evidence that a history was obtained indicating possible allergy and that attempts were made to narrow the area of investigation so that the minimal necessary skin tests were selected.

Allergy testing is covered when the medical record documents a history indicating the possible presence of allergy and the clinician selected a minimal number of tests/antigens based on patient-specific history and physician examination.
Allergy testing is covered when the medical record documents the test(s) used, the interpretation(s), and objective measurement of reaction size (wheal and erythema in mm) or a standardized in vivo grading system.
RAST type tests are covered when medically necessary and supported by the related Local Coverage Determination (LCD) and current medical literature or standards of practice.
ICD-10-CM Codes that Support Medical Necessity — Group 1 (covered diagnoses): D56.1 - Beta thalassemia
ICD-10-CM Codes that Support Medical Necessity — Group 1 (covered diagnoses): D57.02 - Hb-SS disease with splenic sequestration
ICD-10-CM Codes that Support Medical Necessity — Group 1 (covered diagnoses): D57.1 - Sickle-cell disease without crisis

L36408 — Allergen Immunotherapy (AIT) with Subcutaneous Immunotherapy (SCIT)

J05

A57472 — Billing and Coding: Allergy Immunotherapy

J05

L40195 — Allergen Immunotherapy (AIT) with Subcutaneous Immunotherapy (SCIT)

J05

A57473 — Billing and Coding: Allergy Testing

J05

L36402

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