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

Marissa Lynn Boniszewski

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1780181347

Marissa Lynn Boniszewski is an Internal Medicine in Williamsville, New York. Graduated from University of Toledo College of Medicine in 2018, 8 years ago. Practices with Buffalo Medical Group, PC, a 236-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
8
Trained at
University of Toledo College of Medicine
Licensed in
NY
In the registry since
2018
Specialties on file
2
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Practice location Address checks out

325 Essjay Rd
Williamsville, NY 14221-8243
Phone: (716) 656-4868
Fax: (716) 428-2393
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 462 Grider St, Buffalo, NY 14215-3021 — (716) 898-3941

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 308573 (NY)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1780181347
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedApril 10, 2018
Last updated in NPPESMarch 26, 2025
Certification dateMarch 26, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TOLEDO COLLEGE OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Buffalo Medical Group, P.C. — 236 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Williamsville