Does M31.9 require prior authorization?

No, M31.9 does not require prior authorization (low confidence). No active coverage policies found for this code.

`M31.9`, Necrotizing vasculopathy, unspecified

ICD-10-CM

No Prior Auth Required

No active coverage policies found for this code (low 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.
The article provides billing and coding guidance and references LCD L39116; required documentation (e.g., medical records, prior authorization, specific forms) is not specified here and must be obtained from LCD L39116.
Billing, coding, and documentation requirements (e.g., required medical record elements, coding guidance, prior authorization if applicable) are specified in LCD L39139 and accompanying billing guidance; review LCD L39139 for the exact documentation required for claims.
This billing and coding article provides billing and coding guidance for Local Coverage Determination (LCD) L39575 regarding amniotic and placental-derived product injections/applications for musculoskeletal, non-wound indications.

No specific clinical indications are provided in this billing and coding article; coverage criteria for amniotic and placental-derived product injections/applications for musculoskeletal non-wound indications are described in Local Coverage Determination L39116.
Coverage for amniotic and placental-derived product injections/applications for musculoskeletal, non-wound indications is determined by Local Coverage Determination L39139; consult LCD L39139 for specific clinical indications and thresholds.
Coverage applies when the amniotic or placental-derived product injection/application meets the reasonable and necessary requirements of Local Coverage Determination L39877.
Amniotic and placental-derived product injections/applications are covered only when they meet the reasonable and necessary clinical requirements specified in LCD L39879 (Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Wound).
Plantar Fasciitis
Peptic Ulcer

A59434, Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Wound

A58893, Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Wound

A59764, Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Wound

A59766, Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Wound

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