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

Stephanie G. Sinayuk, MD

Individual provider Emergency Medicine Physician · NPI 1588959456

Stephanie G. Sinayuk, MD is an Emergency Medicine in Worcester, Massachusetts. Graduated from State University of New York at Buffalo School of Medicine in 2011, 15 years ago. Practices with Emergency Physician Associates of Massachusetts PC, a 45-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
15
Trained at
State University of New York at Buffalo School of Medicine
Licensed in
MA
In the registry since
2011
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

55 Lake Ave N
Worcester, MA 01655-0002
Phone: (508) 334-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 115 Lincoln St, Framingham, MA 01702-6358 — (508) 383-1000

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 249310 (MA)

Record details

NPI number1588959456
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2011
Last updated in NPPESJanuary 7, 2026
Certification dateJanuary 7, 2026

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK AT BUFFALO SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Emergency Physician Associates Of Massachusetts Pc — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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