WellSense Health Plan Total Knee Arthroplasty prior authorization requirements (2026)

What WellSense Health Plan generally requires to approve Total Knee Arthroplasty (CPT 27447), for MassHealth, Individual/ConnectorCare, Medicare plans. Yes. WellSense Health Plan generally requires prior authorization for Total Knee Arthroplasty (CPT 27447).

General reference compiled from public sources, last verified 2026-06-17. This is not a coverage determination or medical advice. Always confirm current requirements with WellSense Health Plan before submitting.

Medical-necessity criteria WellSense Health Plan generally applies

Prior authorization required; delegated to eviCore (musculoskeletal program), which manages joint surgery including large-joint replacement. Reviewed against eviCore MSK clinical guidelines. Confirm CPT 27447 on the current eviCore WellSense joint code list per member.

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 WellSense Health Plan policy.

M17.0Bilateral primary osteoarthritis of kneeM17.11Unilateral primary osteoarthritis, right kneeM17.12Unilateral primary osteoarthritis, left knee

Commonly required documentation

  • Office notes documenting pain and functional limitation, conservative-care history, and radiographs per eviCore MSK criteria.

How to submit

Source

Source: WellSense 2026 MA Provider Manual + eviCore MSK program. TKA governed by the eviCore joint/MSK program. Last verified 2026-06-17.

Frequently asked questions

Does WellSense Health Plan require prior authorization for Total Knee Arthroplasty?

Yes. WellSense Health Plan generally requires prior authorization for Total Knee Arthroplasty (CPT 27447).

What does WellSense Health Plan require to approve Total Knee Arthroplasty?

Prior authorization required; delegated to eviCore (musculoskeletal program), which manages joint surgery including large-joint replacement. Reviewed against eviCore MSK clinical guidelines. Confirm CPT 27447 on the current eviCore WellSense joint code list per member. Always confirm against the current WellSense Health Plan policy.

How long does a WellSense Health Plan prior authorization take?

Turnaround varies by plan and submission method. Check the WellSense Health Plan portal for current timeframes.

Submitting Total Knee Arthroplasty to WellSense Health Plan?

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.

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Other WellSense Health Plan prior authorization requirements

Lumbar Spinal FusionMRI Lumbar Spine without contrast

Related guides

Why was my prior authorization denied? Top reasons and how to fix eachHow to write a prior authorization appeal that cites policy