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Orthotist: how many are there, and how many are in private practice?

Orthotists are health care professionals trained to assess musculoskeletal and neuromuscular conditions, develop and provide orthotic treatment, and deliver follow-up care for the limbs, spine, and positional cranial deformities. This page reports 2,050 active NPI records nationally with Orthotist as the primary NUCC taxonomy, the NPPES sole-proprietor share, state distribution, and recent first-enumeration patterns.

National totals

Active NPI records2,050
Registered sole proprietors332 (16.2%)
NUCC taxonomy code222Z00000X
GroupingRespiratory, Developmental, Rehabilitative and Restorative Service Providers

What this specialty covers

A health care professional who is specifically educated and trained to manage comprehensive orthotic patient care, including musculoskeletal and neuromuscular anomalies resulting from injuries or disease processes involving the lower extremity, upper extremity or spinal segment/s and positional deformation of the cranium. Orthotists assess specific patient needs, formulate an appropriate treatment plan, implement the treatment plan and provide follow-up care.

Reading the sole-proprietor share

For this specialty, the sole-proprietor share indicates how many Orthotist NPI records are flagged that way in NPPES, not how many orthotists practice independently. The field is self-reported and is an imperfect proxy for private practice because it may not capture ownership, employment, group structure, or billing arrangements.

By state

StateActive NPIsSole proprietorsShare
California3345416.2%
Texas2874013.9%
North Carolina220219.5%
Washington147<11not reported
Florida991717.2%
New York822024.4%
Illinois781316.7%
Pennsylvania57<11not reported
Michigan52<11not reported
Ohio50<11not reported
Oklahoma39<11not reported
Wisconsin36<11not reported
Tennessee35<11not reported
Georgia341441.2%
Minnesota33<11not reported
South Carolina31<11not reported
Colorado30<11not reported
Oregon30<11not reported
Indiana29<11not reported
Virginia27<11not reported
New Jersey26<11not reported
Maryland26<11not reported
Arizona25<11not reported
Massachusetts23<11not reported
Arkansas19<11not reported
Missouri18<11not reported
Nevada13<11not reported
Alabama12<11not reported
Kentucky12<11not reported
Louisiana11<11not reported
Mississippi11<11not reported

New NPI registrations by year

Year first enumeratedNPIs
201664
2017131
2018121
201987
202069
202154
202257
202358
202473
202585

Counts reflect the year each NPI was first issued, among records still active today. The final year is partial: this data covers through 2026-01-11.

Data notes

Source: CMS National Plan and Provider Enumeration System (NPPES) Data Dissemination file, FOIA-disclosable public data under CMS-6060-N. Aggregated by Hero EMR on 2026-08-03; deactivated NPIs excluded; specialty assigned from the primary taxonomy code (NUCC 25.1). Counts below 11 are suppressed. Individual providers are never published. All provider data pages.

Common questions

How many orthotists are there in the United States?

The page reports 2,050 active NPI records nationally with Orthotist as the primary taxonomy. This is a record count, so it should not be read as an exact count of individual clinicians or practices.

How many orthotists are in private practice?

NPPES flags 332 records, or 16.2%, as sole proprietors. That self-reported field is only an imperfect proxy for private practice and does not by itself establish ownership or employment setting.

Which states have the most orthotists?

California has the largest reported count, followed by Texas, North Carolina, Washington, and Florida. State totals reflect active NPI records assigned to the Orthotist primary taxonomy.

How many orthotist NPIs were first enumerated recently?

The page shows 58 NPIs first enumerated in 2023, 73 in 2024, and 85 in 2025. First enumeration is an NPI timing measure, not a direct count of new orthotists entering the profession.

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