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

Dr. Mark Louis Ruggiero, MD

Individual provider Cardiovascular Disease Physician · NPI 1396773644

Dr. Mark Louis Ruggiero, MD is a Cardiovascular Disease (Cardiology) in Waterbury, Connecticut. Graduated from Geisel School of Medicine at Dartmouth in 1987, 39 years ago. Practices with Cardiology Associates of Greater Waterbury, LLC, a 6-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
39
Trained at
Geisel School of Medicine at Dartmouth
Licensed in
CT
In the registry since
2006
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

455 Chase Pkwy
Waterbury, CT 06708-3352
Phone: (203) 573-1435
Fax: (203) 755-7433
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 033880 (CT)
Nuclear Cardiology Physician Taxonomy 207UN0901X · Licence 033880 (CT)

Record details

NPI number1396773644
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2006
Last updated in NPPESJuly 15, 2014

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolGEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduated 1987 (39 years in practice)
Group practice Cardiology Associates Of Greater Waterbury, Llc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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