Provider index
Browse by specialty
55 NPPES taxonomy classifications, drawn from the CMS National Provider Identifier registry. Each specialty record reports enrollment counts, geographic distribution, and quality-program scores where the federal source supports them.
55 specialties · Source: CMS NPPES taxonomy · May 2026 snapshot
55Specialty classificationsNPPES taxonomy types indexed
22Federal source familiesPublic U.S. federal publishers behind the graph
26Registered sourcesCatalogued on the sources page
All specialties
Alphabetical. Each link opens that specialty’s record. The 14 specialties Fonteum currently tracks show a live NPPES provider count; the rest are on the coverage roadmap.
- Allergy & Immunology
- Anesthesiology
- Cardiology35,006
- Cardiothoracic Surgery
- Chiropractic97,017
- Colon & Rectal Surgery
- Critical Care Medicine
- Dentistry
- Dermatology18,765
- Emergency Medicine
- Endocrinology
- Family Medicine
- Gastroenterology21,236
- Geriatrics
- Hematology
- Hospice & Palliative Care
- Infectious Disease
- Internal Medicine
- Nephrology
- Neurology24,659
- Neurosurgery
- Nuclear Medicine
- Obstetrics & Gynecology8,572
- Occupational Therapy
- Oncology (Medical)7,286
- Ophthalmology24,811
- Optometry
- Oral & Maxillofacial Surgery
- Orthopedic Surgery30,447
- Otolaryngology (ENT)12,453
- Pain Management
- Pathology
- Pediatrics33,410
- Physical Medicine & Rehabilitation
- Physical Therapy
- Plastic Surgery6,712
- Podiatry
- Preventive Medicine
- Psychiatry62,118
- Psychology
- Pulmonology
- Radiation Oncology
- Radiology
- Rheumatology
- Sleep Medicine
- Speech-Language Pathology
- Sports Medicine
- Surgery (General)
- Thoracic Surgery
- Transplant Surgery
- Urology14,748
- Vascular Surgery
- Wound Care
- Nurse Practitioner
- Physician Assistant
Source: CMS NPPES taxonomy classification·Snapshot: May 2026 snapshot·Method: NUCC Health Care Provider Taxonomy · methodology v1
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