CPT 97022: Whirlpool Hydrotherapy, Local or Whole Body
Medicare pays $16 and commercial payers pay $46 on average nationally for this procedure.
CPT code 97022 describes whirlpool hydrotherapy, a therapeutic use of circulating water and air in a specialized tub to cleanse and debride superficial wounds, reduce pain, and improve circulation and range of motion; service type: hydrotherapy (whirlpool); typical site of service: outpatient physical therapy clinic or hospital therapy area, with sessions generally lasting 10–30 minutes and provided to a whole body or a single body area depending on clinical need.
For related coverage guidance, see recent payer policy updates: Hip Arthroplasty (partial and total hip replacement), Shoulder Arthroplasty (Total, Partial, Reverse, Revision and Resurfacing), Artificial Lumbar Intervertebral Disc (Lumbar Total Disc Arthroplasty).
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National Reimbursement Benchmarks
Medicare's mean rate of $16.4 sits well below BUCA's average commercial mean of $46.3, indicating a substantial gap between public and commercial reimbursement for CPT 97022. The split highlights that commercial payers on average pay roughly $30 more than Medicare, with Blue Cross Blue Shield and Cigna showing notably higher central tendencies (median means near $60.6 and $40.4 respectively) while Aetna and UnitedHealth Group cluster closer to Medicare's level.
Dispersion analysis (P75 minus P25) shows Blue Cross Blue Shield with the widest interquartile spread at $36.0 ($73.9−$33.8), followed by Cigna at $54.4 ($74.3−$18.9) — Cigna’s spread reflects greater variability around its median. The tightest spreads are Aetna at $5.0 ($17.0−$12.0) and Medicare at $2.0 ($17−$15), indicating more consistent rates within those payers' ranges.