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HCPCS Codes and Power Wheelchairs: K0813 to K0898 in Plain English

Why your chair's code is the most important number in your claim file — and the difference a single digit makes to what insurance pays.

Patricia Yoon, RN·February 18, 2026·7 min read

Every Medicare-billed power wheelchair carries an HCPCS code. The code determines reimbursement, prior authorization rules, and even which suppliers can sell it to you.

Group 1 (K0813–K0816): Basic

Captain's seat, 300-lb capacity, indoor use. The least expensive category and the only one with no prior authorization requirement under Medicare.

Group 2 (K0820–K0843): Standard

Captain's or sling seat, capacities up to 600 lbs, suitable for in-home plus minimal community use. The most commonly prescribed category.

Group 3 (K0848–K0864): Complex Rehab

For users with neurological or musculoskeletal diagnoses. Power tilt, recline, and custom seating. Requires an ATP-completed evaluation.

Group 4 and 5 (K0868–K0898): Specialty and Pediatric

Outdoor-rated, pediatric, and specialty configurations. The most heavily authorized and the most likely to require appeal.

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