Does 94690 require prior authorization?

No, 94690 does not require prior authorization (high confidence). Code is covered without prior authorization.

What is the Medicare reimbursement rate for 94690?

Medicare facility rate: $52.44. Non-facility rate: $52.44. Work RVU: 0.07.

HCPCS/CPT

No Prior Auth Required

Code is covered without prior authorization (high confidence)

Work RVU

0.07

Facility

$52.44

Non-Facility

$52.44

A specific written order (referral/prescription) by the physician or appropriate NPP must be on file for all respiratory care services.
Medical records must fully document that services were reasonable and medically necessary, with results and usage of the test documented in the record and available upon request.
Each claim must be submitted with ICD-10-CM code(s) that reflect the patient's actual condition; listing a diagnosis code alone does not justify the test without supporting clinical context.
Referrals/orders must include clinical diagnoses and requested tests; indications in the primary medical record must be available for review.

Therapeutic respiratory procedures (HCPCS G0237, G0238, G0239) using an individualized physical conditioning and exercise program with breathing techniques are covered for patients with documented activity limitations.
Pulmonary function tests (PFTs) represented by CPT codes 94070, 94200, 94640, 94726, 94727, and 94729 are covered when reasonable and medically necessary with supporting clinical documentation and a written order by a physician or appropriate NPP.
Spirometry (CPT 94010, 94011, 94012, 94060, 94070, 94150, 94200, 94375, 94726, 94727) is covered when clinically indicated and documented in the medical record.
Lung volume determination (CPT 94013, 94726, 94727, 94728) and diffusion capacity testing (CPT 94729) are covered when medically necessary and documented.
Pulmonary stress testing (CPT 94617, 94618, 94619, 94621) is covered when clinically indicated and supported by the medical record.
Device demonstration and/or evaluation (CPT 94664) is covered when used for device demonstration/evaluation purposes and documented as such in the medical record.

L33693 — Peripheral Venous Ultrasound

J09

L35007 — Vestibular and Audiologic Function Studies

J12

L35434 — Oximetry Services

J12

L35451 — Peripheral Venous Ultrasound

J12

A53252 — Billing and Coding: Independent Diagnostic Testing Facility (IDTF)

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