Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Ian M Frankfort MD, Stuart Rubin MD and Daniel J McMahon MD

Organization Family Medicine Physician · NPI 1609984780

Ian M Frankfort MD, Stuart Rubin MD and Daniel J McMahon MD provides Family Medicine Physician services in Williamsville, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
Specialties on file
4

Practice location Address checks out

747 Hopkins Rd
Williamsville, NY 14221-2320
Phone: (716) 688-5132
Fax: (716) 688-3022
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 120885 (NY)
Family Medicine Physician Taxonomy 207Q00000X · Licence 116558 (NY)
Family Medicine Physician Taxonomy 207Q00000X · Licence 117197 (NY)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence F3002291 (NY)

Record details

NPI number1609984780
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ian Frankfort — Partner · (716) 688-5132
NPI enumeratedAugust 28, 2006
Last updated in NPPESSeptember 11, 2025
Mailing address747 Hopkins Rd, Williamsville, NY 14221-2320

Other providers in Williamsville