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

Prosthodontics is the dental specialty focused on restoring oral function, comfort, appearance, and health by repairing natural teeth and replacing missing teeth and contiguous oral and maxillofacial tissues with artificial substitutes. This page summarizes active US NPI records whose primary NUCC taxonomy is Prosthodontics, the share marked as sole proprietors in NPPES, leading states, and recent NPI enumeration counts.

National totals

Active NPI records4,327
Registered sole proprietors1,496 (34.6%)
NUCC taxonomy code1223P0700X
GroupingDental Providers

What this specialty covers

That branch of dentistry pertaining to the restoration and maintenance of oral functions, comfort, appearance and health of the patient by the restoration of natural teeth and/or the replacement of missing teeth and contiguous oral and maxillofacial tissues with artificial substitutes.

Reading the sole-proprietor share

For Prosthodontics, the 34.6% figure is the share of active primary-taxonomy records flagged as sole proprietors, not a direct count of private practices. The flag is a self-reported NPPES field and is an imperfect proxy because it does not by itself establish ownership, employment arrangement, practice size, or independent operation.

By state

StateActive NPIsSole proprietorsShare
California54623142.3%
New York44419543.9%
Texas37713034.5%
Massachusetts3768221.8%
Florida30310936.0%
Pennsylvania1676438.3%
New Jersey1667243.4%
Virginia1233326.8%
Washington1184235.6%
Maryland1103935.5%
North Carolina1042322.1%
Georgia1012726.7%
Michigan982828.6%
Ohio922628.3%
Minnesota821417.1%
Illinois803138.8%
Wisconsin782734.6%
Colorado752432.0%
Arizona662639.4%
Connecticut632336.5%
Iowa59<11not reported
Indiana571831.6%
South Carolina471940.4%
Tennessee431944.2%
Oregon381128.9%
Louisiana331442.4%
Alabama33<11not reported
Hawaii321340.6%
Missouri31<11not reported
District of Columbia27<11not reported
Oklahoma241458.3%
Nebraska21<11not reported
Nevada21<11not reported
Kentucky21<11not reported
Arkansas20<11not reported
Maine19<11not reported
Utah18<11not reported
New Hampshire16<11not reported
New Mexico15<11not reported
Kansas15<11not reported
Rhode Island13<11not reported

New NPI registrations by year

Year first enumeratedNPIs
201694
2017122
201886
201995
202085
202195
202289
202386
202494
2025117

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 prosthodontists are there in the US?

There are 4,327 active NPI records nationally with Prosthodontics as the primary NUCC taxonomy. This is a count of records, not necessarily a count of unique clinicians or practices.

How many prosthodontists are in private practice?

NPPES flags 1,496 records, or 34.6%, as sole proprietors. This self-reported field is an imperfect proxy for private practice.

Which states have the most prosthodontists?

The largest state counts are California (546), New York (444), Texas (377), Massachusetts (376), and Florida (303).

How many new prosthodontist NPIs were added recently?

NPIs first enumerated in the most recent full years numbered 86 in 2023, 94 in 2024, and 117 in 2025. These are enumeration counts and should not be read as net growth in the specialty.

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