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

Dr. Andrew Gregg McLanahan Jr., MD

Individual provider Internal Medicine Physician · NPI 1063530921

Dr. Andrew Gregg McLanahan Jr., MD is an Internal Medicine in Rochester, New York. Graduated from University of Washington School of Medicine in 2007, 19 years ago. Practices with University of Rochester, a 962-clinician group and accepts Medicare assignment. Licensed in New York and Wyoming.

Years since qualifying
19
Trained at
University of Washington School of Medicine
Licensed in
NY, WY
In the registry since
2007
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

3101 W Ridge Rd Bldg C
Rochester, NY 14626-3249
Phone: (585) 225-1700
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 257044 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 8736A (WY)
Pediatrics Physician Taxonomy 208000000X · Licence 257044 (NY)
Pediatrics Physician Taxonomy 208000000X · Licence 8736A (WY)

Record details

NPI number1063530921
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2007
Last updated in NPPESJuly 6, 2023

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesPEDIATRIC MEDICINE
Medical schoolUNIVERSITY OF WASHINGTON SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice University Of Rochester — 962 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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