Be the practice patients find, trust, and actually reach, before the pain gets worse

Two related professions, each a large and structurally small-business field

IBISWorld sizes the US chiropractic industry at $24.0 billion in 2026, growing at a 2.2 percent CAGR over five years, across 66,061 businesses. It sizes physical therapy separately at $56.4 billion in 2026 (a narrower "Physical Therapy Rehabilitation Centers" category runs closer to $10.1 billion, the same definitional variance other local verticals show), across roughly 156,000 businesses. Both figures come from a single named commercial vendor and are treated here as an emerging read, not an audited industry consensus.

The workforce counts are steadier. The Bureau of Labor Statistics counts about 57,200 chiropractor jobs in wage-and-salary employment for 2024, while the American Chiropractic Association's own figure of roughly 70,000 licensed chiropractors is the more complete count once solo owners are included. BLS separately counts about 267,200 physical therapist jobs in 2024. Both occupations are projected to grow much faster than average through 2034, 10 percent for chiropractors and 11 percent for physical therapists. The business-count figures above, tens of thousands of businesses against far fewer total practitioners, confirm the market is mostly small, often single-location practices rather than large consolidated chains, though hospital-affiliated and physician-group PT sits partly outside this owner-operated profile.

Patient reach is broad on both sides. The American Chiropractic Association states chiropractors treat over 35 million Americans annually. On the PT side, APTA's own 2025 consumer survey found 74 percent of Americans have received physical therapy or considered seeing a physical therapist, a reach figure rather than an annual-utilization count, but real evidence of broad category familiarity.

The buyer: default direct-access for chiropractic, a rising but still-undertaught minority for PT

Chiropractic has never required a physician referral, so its buyers are default direct-access. PT is different and more complicated. APTA's own 2025 data states roughly 90 percent of physical therapy patients in the cohort studied were referred by a physician, orthopedists and family medicine the dominant sources. Yet direct access to PT, no referral needed for at least an initial evaluation, is now legal in some form in all 50 states, DC and the US Virgin Islands as of July 2025. APTA's 2022 Consumer Awareness Research Report found 33 percent of PT patients say they would go directly to a PT without a referral, up from 23 percent in 2016, real and rising self-referral even while 62 to 67 percent of prior patients and non-users still say they would not.

That gap is a genuine visibility opportunity, not just a legal footnote. The content and profile work that teaches a patient direct access exists doubles as a conversion lever no competitor relying only on physician-referral networks is building.

Reviews carry real weight, held to a healthcare-specific standard

Healthcare consumer research reports that 75 percent of people have searched online for information about a doctor, dentist or medical provider, 74 percent find online reviews very or extremely important, 69 percent will not consider a provider rated below 4.0, and 34.2 percent consult third-party sites beyond the provider's own listing (secondary-sourced via an aggregator in this pass, the primary report was not directly located, so treated here as emerging).

What is more firmly established is the mechanism underneath those numbers: a 2024 systematic review of 43 studies found chiropractic patient satisfaction "consistently high," driven substantially by the clinical interaction and clinician attributes, not outcomes alone. A separate mixed-methods study of British Columbia chiropractors found honesty, communication, perceived competence and caring as the recurring themes patients use to describe trust, useful for understanding what reviews actually praise, though the sample was small (n=97) and Canadian.

The shift: discovery is moving toward AI-mediated answers, on the same trajectory as every other vertical we track

The general evidence is strong even where the vertical-specific number is not: Pew Research Center finds 49 percent of US adults now use chatbots at all, up from 23 percent in 2023, and BrightLocal's 2026 survey found 45 percent of consumers had used an AI tool to find a local business recommendation, up from 6 percent a year earlier. Even ranking well in classic Google results does not carry over reliably to AI local recommendations.

Credentials and specialties are genuinely more legible here than in largely unregulated categories, since chiropractors (DC) and physical therapists (PT/DPT) are both state-licensed with public license lookups. The harder verification problem for the buyer is narrower and more practical: which nearby, in-network practice treats their specific condition well, a question a practice's own Google Business Profile, service pages and reviews answer far better than any insurance directory does.