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Diagnostic Ultrasound Specialists in Connecticut

Data updated monthly · Last refresh October 2026

8 Diagnostic Ultrasound providers practice in Connecticut. The largest concentration is in Waterbury. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

8providers
Waterburytop city

Diagnostic Ultrasound by city in Connecticut

Choose a city to see providers there.

Diagnostic Ultrasound in Waterbury4 providers
Diagnostic Ultrasound in Essex1 providers
Diagnostic Ultrasound in Southbury1 providers
Diagnostic Ultrasound in New Haven1 providers
Diagnostic Ultrasound in Plymouth1 providers

Where Diagnostic Ultrasound Specialists in Connecticut practice

From CMS Medicare enrollment records covering 2 of the 8 providers listed here (25%). Providers who do not bill Medicare are not included in these figures.

Largest practice groups

Group (as registered with Medicare)Diagnostic Ultrasound SpecialistsAll clinicians in groupMain city
Diagnostic Radiology Associates LLC224Waterbury
Valley Imaging Partners LLC26Southbury

Hospitals where they hold privileges

HospitalCityOwnershipCMS star ratingDiagnostic Ultrasound Specialists affiliated
Waterbury HospitalWaterburyFor-profit2 of 52
Saint Mary's HospitalWaterburyNonprofit3 of 52
Griffin HospitalDerbyNonprofit4 of 52

Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.

Diagnostic Ultrasound providers in Connecticut

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. John Notar-francesco, MD
Essex, CT · No drug or device payments recorded (2025) · (860) 767-7149
Dr. Lynwood Hammers, M. D.
New Haven, CT · No drug or device payments recorded (2025) · (203) 773-8959
Dr. Emil Danailov, MD
Plymouth, CT · No drug or device payments recorded (2025) · (203) 301-8000
Dr. Ying-sek Chan, MD
Southbury, CT · No drug or device payments recorded (2025) · (203) 264-7999
Dr. Duncan Belcher, MD
Waterbury, CT · $29 in drug and device payments (2025) · (203) 756-8911
Dr. Eric Hyson, MD
Waterbury, CT · No drug or device payments recorded (2025) · (203) 756-8911
Dr. John Deleon, MD
Waterbury, CT · No drug or device payments recorded (2025) · (203) 756-8911
Dr. Kenneth Allen, MD
Waterbury, CT · No drug or device payments recorded (2025) · (203) 756-8911

Common questions

How many Diagnostic Ultrasound providers are in Connecticut?

There are 8 Diagnostic Ultrasound providers with active NPI records practicing in Connecticut, according to federal NPPES data refreshed monthly.

Which cities in Connecticut have the most Diagnostic Ultrasound providers?

Waterbury (4), Essex (1), Southbury (1) have the highest concentration of Diagnostic Ultrasound providers in Connecticut.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Which hospitals do Diagnostic Ultrasound Specialists in Connecticut work at?

According to CMS facility affiliation records, the Connecticut hospitals where the most Diagnostic Ultrasound Specialists hold privileges are Waterbury Hospital in Waterbury; Saint Mary's Hospital in Waterbury; Griffin Hospital in Derby.

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Related

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Diagnostic Ultrasound in Connecticut? Get featured.