Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Brian Alexander Macdonald Jr., MD, PHD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1356705883

Dr. Brian Alexander Macdonald Jr., MD, PHD is a Geriatric Medicine (Internal Medicine) Physician in Buffalo, New York. Licensed in New York. Registered with an NPI since 2016.

Licensed in
NY
In the registry since
2016
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

462 Grider St David K Miller Bldg Internal Medicine Residency
Buffalo, NY 14215-3021
Phone: (716) 898-3941
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 300600 (NY)

Record details

NPI number1356705883
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedApril 11, 2016
Last updated in NPPESAugust 31, 2020
Certification dateAugust 31, 2020

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