Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. John Ross McGrath, MD

Individual provider Diagnostic Radiology Physician · NPI 1134357429

Dr. John Ross McGrath, MD is a Diagnostic Radiology in Williamsville, New York. Graduated from State University of New York at Buffalo School of Medicine in 2005, 21 years ago. Practices with Western New York Radiology Associates LLC, a 28-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
21
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
NY
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

111 N Maplemere Rd Ste 120
Williamsville, NY 14221-3178
Phone: (716) 836-4646
Fax: (716) 836-4696
Show map & directions

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

Specialties & licences

Vascular & Interventional Radiology Physician (primary) Taxonomy 2085R0204X · Licence 279891 (NY)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 279891 (NY)

Record details

NPI number1134357429
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 25, 2009
Last updated in NPPESAugust 21, 2023
Certification dateAugust 21, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Also practisesINTERVENTIONAL RADIOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Western New York Radiology Associates Llc — 28 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations8 on file with Medicare

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