Trends in the use and cost of chiropractic spinal manipulation under Medicare Part B.
Concern about improper payments to chiropractic physicians prompted the US Department of Health and Human Services to describe chiropractic services as a “significant vulnerability” for Medicare, but little is known about trends in the use and cost of chiropractic spinal manipulation provided under Medicare.
To quantify the volume and cost of chiropractic spinal manipulation services for older adults under Medicare Part B and identify longitudinal trends.
Serial cross-sectional design for retrospective analysis of administrative data.
Annualized nationally representative samples of 5.0 to 5.4 million beneficiaries.
Chiropractic users, allowed services, allowed charges, and payments.