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

Thomas Robert Gregg, MD, PHD

Individual provider Family Medicine Physician · NPI 1639339146

Thomas Robert Gregg, MD, PHD is registered under Family Practice in Rochester, New York. Graduated from University of Rochester School of Medicine and Dentistry in 2008, 18 years ago. Practices with Anthony L. Jordan Health Corporation, a 41-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
18
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
NY
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

480 Genesee Street Jordan Health At Woodward
Rochester, NY 14611 Not confirmed with CMS for 11 years — call before visiting
Phone: (585) 436-3040
Fax: (585) 328-3812
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 255452 (NY)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1639339146
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedJune 10, 2008
Last updated in NPPESAugust 19, 2015

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 2008 (18 years in practice)
Group practice Anthony L. Jordan Health Corporation — 41 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician. Those with a page here are linked.

Colleagues at Anthony L. Jordan Health Corporation

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 41 clinicians in the practice; 12 are shown here.

Other providers in Rochester