Does G43.D1 require prior authorization?

No, G43.D1 does not require prior authorization (high confidence). Code is covered without prior authorization.

`G43.D1` — Abdominal migraine, intractable

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

This billing and coding guideline complements Local Coverage Determination (LCD) L34424 for Magnetic Resonance Angiography; refer to LCD L34424 for clinical indications, medical necessity criteria, and specific coding rules.
Include relevant medical history in the medical record that supports the need for the visual field test.
The medical record must include the ordering provider’s assessment related to the patient’s complaint for the visit when visual field testing is ordered.
Include results of pertinent tests and procedures in the medical record; for diagnostic tests, include the test result if known or the symptom prompting the test.

Visual field testing is covered when billed to the Part A or Part B MAC with a valid ICD-10-CM diagnosis code that best describes the patient’s condition and when the service is reasonable and necessary.
For diagnostic visual field tests, report the test result on the claim if known; if the result is not known, report the signs or symptoms that prompted the test.
If the service requires a referring/ordering physician, include the ordering/referring physician’s name and NPI on the claim.
Taped and un-taped visual field testing count as one unit of service for MUE (medically unlikely edits) purposes.
Global visual field services (technical plus professional) are payable under Medicare Part B when billed in place of service: Office (11), Nursing Facility (32), and Independent Clinic (49).
The technical component of visual field testing is payable under Medicare Part B when billed in place of service: Office (11), Nursing Facility (32), Independent Clinic (49), Federally Qualified Health Center (50), and Rural Health Clinic (72).

L39908 — Botulinum Toxin Injections

J05

A57483 — Billing and Coding: Visual Fields

J05

A59808 — Billing and Coding: Botulinum Toxin Injections

J05

L34615 — Visual Fields

J05

A59706 — Billing and Coding: Botulinum Toxin Injections

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