24.42 active chiropractors per 100,000 residents — ranked 31 of 51 U.S. states + DC.
Three states whose chiropractor per-100k density is closest to Oklahoma's — useful for benchmarking.
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Oklahoma has 1,000 active chiropractors (24.42 per 100,000 residents) — ranked 31 of 51 U.S. states + DC. Source: CMS NPPES NPI Registry + U.S. Census Bureau, snapshot 2026-05-06. Threshold for "underserved" in the parent study: 15 per 100,000. Citation: Fonteum Research, /research/chiropractor-supply-by-state-2026.