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

Individual provider Internal Medicine Physician · NPI 1023710522

Jeffrey Lesser, DO is an Internal Medicine Physician in Buffalo, New York. Works from 2 locations. Licensed in New York and Texas.

Licensed in
NY, TX
In the registry since
2023
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

100 High St
Buffalo, NY 14203-1126
Phone: (716) 859-5600
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1540 Maple Rd, Williamsville, NY 14221-3647 — (716) 568-3600

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 340551 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence V4141 (TX)

Record details

NPI number1023710522
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 20, 2023
Last updated in NPPESJuly 28, 2026
Certification dateJuly 28, 2026
Mailing address726 Exchange St Ste 710, Buffalo, NY 14210-1464

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