Does S03.42XA require prior authorization?

No, S03.42XA does not require prior authorization (high confidence). Code is covered without prior authorization.

`S03.42XA` — Sprain of jaw, left side, initial encounter

ICD-10-CM

No Prior Auth Required

Code is covered without prior authorization (high confidence)

Billing and coding guidance in this policy complements and references Local Coverage Determination L34425; claims should be supported per the documentation requirements specified in LCD L34425.
The clinical record must document the elements leading to the diagnosis and the treatment decision to use injection (history, exam findings, diagnostic rationale).
Records must be made available upon request to support coding and medical necessity determinations.
Clinical records must document justification for injections beyond three to the same site within six months, including reason for prior therapy failure and why further treatment is expected to succeed.

No specific clinical indications are listed in this billing/coding guidance; coverage determinations for MRI of the head and neck follow Local Coverage Determination L34425.
Injection therapy for Morton's neuroma (focal injection of tissue surrounding a localized plantar digital inflammatory focus) should be billed using CPT 64455 or 64632.
Injection therapy for plantar fasciitis is addressed and billed with CPT 20550 and corresponds to ICD-10-CM M72.2.
Injection to tendons at their origin or insertion sites should be reported using CPT 20551.
A single CPT 20551 should be reported when injections include both the plantar fascia and the area around a calcaneal spur.
Injection of chemical agents (local anesthetics, steroids, sclerosing agents, or neurolytic agents) into ganglion cysts, tendon sheaths, tendon origins/insertions, ligaments, or near nerves of the foot (including Morton's neuroma and its intermetatarsal variants) is indicated to relieve pain or dysfunction from inflammation or other pathological changes.

A59840 — Billing and Coding: Magnetic Resonance Imaging of the Head and Neck

A56729 — Billing and Coding: Magnetic Resonance Imaging of the Head and Neck

A57079 — Billing and Coding: Injections - Tendon, Ligament, Ganglion Cyst, Tunnel Syndromes and Morton's Neuroma

L34218 — Injections - Tendon, Ligament, Ganglion Cyst, Tunnel Syndromes and Morton's Neuroma

L34425 — Magnetic Resonance Imaging of the Head and Neck

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