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

Dr. Sidney Macdonald Baker, MD

Individual provider Family Medicine Physician · NPI 1487788477

Dr. Sidney Macdonald Baker, MD is a Family Medicine Physician in Sag Harbor, New York. Practices as a sole proprietor. Licensed in Connecticut and New York.

Licensed in
CT, NY
In the registry since
2007
Specialties on file
2
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

71 Ferry Rd
Sag Harbor, NY 11963-1332
Phone: (631) 725-9548
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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 12263 (CT)
Pediatrics Physician Taxonomy 208000000X · Licence 56240 (NY)

Record details

NPI number1487788477
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 14, 2007
Last updated in NPPESSeptember 11, 2025
Mailing address71 Ferry Rd, Sag Harbor, NY 11963-1332

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