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

Sergey Zasypayko, MD

Individual provider Sleep Medicine (Internal Medicine) Physician · NPI 1992961775

Sergey Zasypayko, MD is a Hospitalist in Branford, Connecticut. Qualified in 1997, 29 years ago. Practices with Southwest Suffolk Medical PC, a 200-clinician group and accepts Medicare assignment. Licensed in Connecticut and New York.

Years since qualifying
29
Licensed in
CT, NY
In the registry since
2008
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

14 Business Park Dr
Branford, CT 06405
Phone: (203) 643-0620
Fax: (203) 643-0623
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 048353 (CT)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence 249366 (NY)

Record details

NPI number1992961775
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 31, 2008
Last updated in NPPESJanuary 16, 2013
Mailing address14 Business Park Dr, Branford, CT 06405-2909

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesEMERGENCY MEDICINE, INTERNAL MEDICINE
Medical schoolOTHER
Graduated 1997 (29 years in practice)
Group practice Southwest Suffolk Medical Pc — 200 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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