Does H31.121 require prior authorization?

No, H31.121 does not require prior authorization (high confidence). Covered without prior authorization.

`H31.121`, Diffuse secondary atrophy of choroid, right eye

ICD-10-CM

No Prior Auth Required

Covered without prior authorization (high confidence)

The diagnosis code(s) billed must best describe the patient’s condition for which the SCODI service was performed.
The patient's medical record must contain documentation that fully supports the medical necessity for SCODI services included within LCD L34380, including relevant medical history, physical examination, and results of pertinent diagnostic tests or procedures.
For services requiring a referring or ordering physician, the name and NPI of the referring/ordering physician must be reported on the claim.
Claims for SCODI must be submitted to the Part B MAC; bill all same‑day services for the same beneficiary/provider on the same claim.

Scanning computerized ophthalmic diagnostic imaging (SCODI) is covered when the service meets the medical necessity criteria and is included within Local Coverage Determination L34380.
SCODI (CPT 92133, 92134) is considered medically reasonable and necessary for evaluation of retinal disorders, glaucoma, and anterior segment disorders as documented in LCD L34760.
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).
The professional component of visual field testing is payable under Medicare Part B when billed in place of service: Office (11), Off-campus Outpatient Hospital (19), Inpatient Hospital (21), On-campus Outpatient Hospital (22), Emergency Room (23), Skilled Nursing Facility (31), Nursing Facility (32), Independent Clinic (49), and Comprehensive Outpatient Rehabilitation Facility (62).

CGS-J15-L34399, Ophthalmology: Posterior Segment Imaging (Extended Ophthalmoscopy and Fundus Photography)

J15

CGS-J15-L34175, Ophthalmic Angiography (Fluorescein and Indocyanine Green)

J15

CGS-J15-L38992, Electroretinography (ERG)

J15

CGS-J15-L34061, Scanning Computerized Ophthalmic Diagnostic Imaging (SCODI)

J15

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