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

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1851093785

Matthew Lee Bellesheim, MD is a Student in an Organized Health Care Education/Training Program in Port Jefferson, New York. Practices as a sole proprietor. Registered with an NPI since 2023.

In the registry since
2023
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

75 N Country Rd
Port Jefferson, NY 11777-2119
Phone: (631) 473-1320
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X

Record details

NPI number1851093785
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 22, 2023
Last updated in NPPESMarch 22, 2023
Certification dateMarch 22, 2023
Mailing address75 N Country Rd, Port Jefferson, NY 11777-2119

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