Coventry Workers' Comp Total Knee Arthroplasty prior authorization requirements (2026)
What Coventry Workers' Comp generally requires to approve Total Knee Arthroplasty (CPT 27447). Yes. Coventry Workers' Comp generally requires prior authorization for Total Knee Arthroplasty (CPT 27447).
Medical-necessity criteria Coventry Workers' Comp generally applies
Workers' Comp criteria — ALL required: (1) Work-related injury causally related to knee pathology documented by treating physician (mechanism of injury, date of injury, causal relationship to claimed condition); (2) Radiographic confirmation of severe knee pathology attributable to or aggravated by work injury; (3) Conservative care failure ≥3 months: PT (≥12 WC-approved sessions), NSAIDs, and ≥1 corticosteroid injection; (4) Independent Medical Examination (IME) required for surgeries exceeding $15,000 — submit IME request through Coventry Connect if not already obtained; (5) Return-to-work (RTW) plan and projected MMI (maximum medical improvement) timeline documented by treating physician; (6) State-specific WC utilization review guidelines complied with (check injured worker state)
Diagnoses that commonly support medical necessity
ICD-10-CM diagnoses frequently associated with medical necessity for Total Knee Arthroplasty. Confirm the covered diagnosis list against the current Coventry Workers' Comp policy.
Commonly required documentation
- Treating physician narrative with causal relationship statement
- all prior treating records from date of injury
- diagnostic imaging (X-rays, MRI if applicable)
- PT records
- IME report if obtained
- RTW plan with projected work restrictions and MMI timeline
- adjuster authorization for IME if required
- state WC claim number
How to submit
- Portal: Coventry Connect
- Typical turnaround: about 5 days
Source
WC cases require causal relationship documentation — this is different from commercial PA. Surgeon must address how work injury caused or aggravated the knee condition. IME may be required by adjuster before approval. Call 1-800-322-4678 to confirm IME status with assigned adjuster.
Frequently asked questions
Does Coventry Workers' Comp require prior authorization for Total Knee Arthroplasty?
Yes. Coventry Workers' Comp generally requires prior authorization for Total Knee Arthroplasty (CPT 27447).
What does Coventry Workers' Comp require to approve Total Knee Arthroplasty?
Workers' Comp criteria — ALL required: (1) Work-related injury causally related to knee pathology documented by treating physician (mechanism of injury, date of injury, causal relationship to claimed condition); (2) Radiographic confirmation of severe knee pathology attributable to or aggravated by work injury; (3) Conservative care failure ≥3 months: PT (≥12 WC-approved sessions), NSAIDs, and ≥1 … Always confirm against the current Coventry Workers' Comp policy.
How long does a Coventry Workers' Comp prior authorization take?
Coventry Workers' Comp typically decides Total Knee Arthroplasty requests in about 5 days. Timeframes vary; check the payer portal.
Submitting Total Knee Arthroplasty to Coventry Workers' Comp?
Praxigen checks your clinical note against these criteria before you submit and drafts a policy-cited appeal if it is denied. You review and submit; nothing is sent automatically.