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

Olga Vasylyeva, MD

Individual provider Infectious Disease Physician · NPI 1235455072

Olga Vasylyeva, MD is an Infectious Disease in Greenwich, Connecticut. Qualified in 2002, 24 years ago. Practices with Rochester General Hospital, a 1,197-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Connecticut and New York.

Years since qualifying
24
Licensed in
CT, NY
In the registry since
2010
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

5 Perryridge Rd
Greenwich, CT 06830-4608
Phone: (203) 869-8838
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 271226 (NY)
Infectious Disease Physician Taxonomy 207RI0200X · Licence 84050 (CT)

Record details

NPI number1235455072
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 19, 2010
Last updated in NPPESJune 25, 2026
Certification dateJune 25, 2026
Mailing address5 Perryridge Rd, Greenwich, CT 06830-4608

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2002 (24 years in practice)
Group practice Rochester General Hospital — 1197 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Greenwich