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

Nikolaos Vassiliou, MD

Individual provider Family Medicine Physician · NPI 1851554349

Nikolaos Vassiliou, MD is a Family Practice in Cromwell, Connecticut. Graduated from University of Connecticut School of Medicine in 2008, 18 years ago. Practices with Mhs Primary Care, Inc, a 177-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Connecticut.

Years since qualifying
18
Trained at
University of Connecticut School of Medicine
Licensed in
CT
In the registry since
2008
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

70 Shunpike Rd
Cromwell, CT 06416
Phone: (860) 358-5280
Fax: (860) 358-8650
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 050996 (CT)

Record details

NPI number1851554349
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2008
Last updated in NPPESNovember 5, 2025
Certification dateNovember 5, 2025

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Graduated 2008 (18 years in practice)
Group practice Mhs Primary Care, Inc. — 177 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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