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

Individual provider Internal Medicine Physician · NPI 1154393346

Lionel Sifontes, MD is an Internal Medicine Physician in Buffalo, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2006
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

100 High St
Buffalo, NY 14203-1126
Phone: (716) 689-1901
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 103434-1 (NY)

Record details

NPI number1154393346
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 2, 2006
Last updated in NPPESDecember 10, 2009

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