NPI Portal NPI Lookup & Verification

Healthcare Providers in Williamsville, NY

4,061 active providers and organizations list a practice address in Williamsville, New York in the latest NPPES snapshot. Every profile includes the NPI number, specialty taxonomy, and address.

Browse Williamsville by specialty

Providers in Williamsville

NPI Name Type Specialty Location
1447479464 A.W. Jones MD PC Organization Internal Medicine Physician Williamsville, NY
1912948860 Aaron Mierzwa Individual Chiropractor Williamsville, NY
1093781056 Abha Rani Individual Gastroenterology Physician Williamsville, NY
1255394763 Academic Medicine Services, Inc. Organization Internal Medicine Physician Williamsville, NY
1942335476 Accura Audiology, Pllc Organization Audiologist Williamsville, NY
1992813828 Adam Kotowski Individual Hematology & Oncology Physician Williamsville, NY
1255325650 Adel Chouchani Individual Obstetrics & Gynecology Physician Williamsville, NY
1558325951 Adnan Siddiqui Individual Neurological Surgery Physician Williamsville, NY
1346315074 Adult Medical Services, P.C. Organization Internal Medicine Physician Williamsville, NY
1568468551 Advanced Cardiac Surgical Associates, Pllc Organization Plastic Surgery Physician Williamsville, NY
1831120245 Advanced Psychiatric Nurse Practitioner Practice, Pllc Organization Psychiatric/Mental Health Nurse Practitioner Williamsville, NY
1396801817 Aida Serrano Individual Licensed Practical Nurse Williamsville, NY
1700943081 Aimee Horan Individual Licensed Practical Nurse Williamsville, NY
1356301600 Aimee Miller Individual Optometrist Williamsville, NY
1730122391 Alan Atkinson Individual Clinical Psychologist Williamsville, NY
1568532174 Alan Patrignani Individual Orthodontics and Dentofacial Orthopedics Dentistry Williamsville, NY
1972547792 Alancatkinsonphdpsychologistpc Organization Clinical Psychologist Williamsville, NY
1306837935 Albert Maggioli Individual Pediatrics Physician Williamsville, NY
1689638462 Alexander Gelfer Individual Pulmonary Disease Physician Williamsville, NY
1508916214 Alexander Parzych Individual Pharmacist Williamsville, NY
1063531945 Alexandra Wesley Individual Diagnostic Radiology Physician Williamsville, NY
1518949379 Alfredo Kua Individual Geriatric Medicine (Internal Medicine) Physician Williamsville, NY
1508067216 Alice Coan Individual Licensed Practical Nurse Williamsville, NY
1669529756 Allan Resman Individual Hand Physical Therapist Williamsville, NY
1275501348 Allison Fout Individual Physician Assistant Williamsville, NY
1235344714 Allstate Homecare of Buffalo, Inc Organization Home Health Agency Williamsville, NY
1023232071 Allyn M. Norman Organization Internal Medicine Physician Williamsville, NY
1568420925 Allyn Norman Individual Internal Medicine Physician Williamsville, NY
1801836507 Alok Gupta Individual Gastroenterology Physician Williamsville, NY
1699704528 Altman Dermatology, PC Organization Dermatology Physician Williamsville, NY
1073661831 Amar Atwal, MD PC Organization Durable Medical Equipment & Medical Supplies Williamsville, NY
1710936463 Amarjit Singh Individual Colon & Rectal Surgery Physician Williamsville, NY
1376669390 Amherst Associates of Oral & Maxillofacial Surgery, P.C. Organization Oral and Maxillofacial Surgery (Dentist) Williamsville, NY
1649212366 Amherst Imaging Solutions, Pllc Organization Diagnostic Radiology Physician Williamsville, NY
1033263504 Amherst Neurologic Associates Organization Neurology Physician Williamsville, NY
1831180496 Amherst Pediatric Associates, P.C. Organization Pediatrics Physician Williamsville, NY
1316903321 Amy Early Individual Medical Oncology Physician Williamsville, NY
1780704726 Amy Fu Individual Acupuncturist Williamsville, NY
1619163458 Amy Hollman Individual Licensed Practical Nurse Williamsville, NY
1104862069 Amy Jay Individual Occupational Therapist Williamsville, NY
1639350234 Amy Milbrand Individual Pharmacist Williamsville, NY
1538102850 Amy Severson Individual Family Medicine Physician Williamsville, NY
1063572402 Amy Shay Individual Licensed Practical Nurse Williamsville, NY
1609830942 Amy Southard Individual Family Nurse Practitioner Williamsville, NY
1598748683 Andras Vari Individual Pulmonary Disease Physician Williamsville, NY
1568455657 Andre Lopez Individual Family Medicine Physician Williamsville, NY
1821095878 Andrea Bauer Individual Adult Health Nurse Practitioner Williamsville, NY
1740238245 Andrea Campagna Individual Nurse Practitioner Williamsville, NY
1942332184 Andrea Wilczak Individual Licensed Practical Nurse Williamsville, NY
1346367935 Andrew Dunn Individual Diagnostic Radiology Physician Williamsville, NY

Frequently asked questions

How many healthcare providers are in Williamsville, NY?
The latest NPPES snapshot lists 4,061 active providers and organizations with a practice address in Williamsville, New York.
How do I look up a provider's NPI in Williamsville?
Browse the list below or use the NPI search filtered to NY. Profiles show the NPI number, specialty, and practice address from NPPES.

Source: CMS NPPES (public data). Snapshot 2026-07-10.