Cardiothoracic Surgeons in Connecticut
Data updated monthly · Last refresh October 2026
80 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers practice in Connecticut, including 15 (19%) offering telehealth. The largest concentration is in New Haven. 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.
80providers
15telehealth
New Haventop city
Thoracic Surgery (Cardiothoracic Vascular Surgery) by city in Connecticut
Choose a city to see providers there.
Where Cardiothoracic Surgeons in Connecticut practice
From CMS Medicare enrollment records covering 39 of the 80 providers listed here (49%). Providers who do not bill Medicare are not included in these figures.
10%solo or small practice (under 10 clinicians)
0%mid-size group (10 to 99)
90%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Cardiothoracic Surgeons | All clinicians in group | Main city |
| Yale University | 15 | 2,632 | New Haven |
| Hartford Healthcare Medical Group Specialists PLLC | 10 | 1,555 | Hartford |
| Nuvance Health Medical Practice Ct Inc. | 4 | 742 | Danbury |
| University of Connecticut Health Center | 4 | 624 | Farmington |
| Trinity Health of New England Provider Network Organization Inc. | 2 | 644 | Hartford |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Cardiothoracic Surgeons affiliated |
| Yale-New Haven Hospital | New Haven | Nonprofit | 5 of 5 | 14 |
| Bridgeport Hospital | Bridgeport | Nonprofit | 4 of 5 | 11 |
| Lawrence & Memorial Hospital | New London | Nonprofit | 3 of 5 | 9 |
| Hartford Hospital | Hartford | Nonprofit | 4 of 5 | 9 |
| Greenwich Hospital Association - | Greenwich | Nonprofit | 5 of 5 | 6 |
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.
Thoracic Surgery (Cardiothoracic Vascular Surgery) 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. Malcolm Robinson, MDBridgeport, CT · No drug or device payments recorded (2025) ·
(203) 576-5708 Dr. Rafael Squitieri, MDBridgeport, CT · $545 in drug and device payments (2025) ·
(203) 576-5708 Dr. Lynn Whelchel, M.D.Colebrook, CT · No drug or device payments recorded (2025) ·
(860) 379-7120 Dr. Constantine Poulos, M.D.Danbury, CT · $1,636 in drug and device payments (2025) ·
(203) 554-3885 Dr. Mohir Hedeshian, MDDanbury, CT · $224 in drug and device payments (2025) ·
(203) 739-7000 Dr. Richard Kaplon, M.D.Danbury, CT · $460 in drug and device payments (2025) ·
(203) 739-6950 Dr. James Lettera, M.D.Fairfield, CT · No drug or device payments recorded (2025) ·
(203) 382-1900 Dr. Chittoor Sai-sudhakar, M.D.Farmington, CT · $6,432 in drug and device payments (2025) ·
(860) 679-3343 Dr. Daniel Fusco, M.D.Farmington, CT · $216 in drug and device payments (2025) ·
(860) 679-3343 Dr. Dina Al RameniFarmington, CT · $4,350 in drug and device payments (2025) ·
(860) 679-8080 Dr. Dustin Walters, MDFarmington, CT · $23,831 in drug and device payments (2025) ·
(860) 679-8080 Dr. Fernando Garzia, MDFarmington, CT · $393 in drug and device payments (2025) ·
(860) 679-3343 Dr. James Wallace, M.D.Farmington, CT · No drug or device payments recorded (2025) ·
(860) 679-8080 Dr. Stephen Lahey, M.D.Farmington, CT · No drug or device payments recorded (2025) ·
(860) 679-3343 Dr. Hyman Miller, MDGreenwich, CT · No drug or device payments recorded (2025) ·
(203) 661-1272 Dr. Paul Waters, M.D.Greenwich, CT · No drug or device payments recorded (2025) ·
(203) 868-4341 Dr. Ayyaz Ali, MDHartford, CT · $2,281 in drug and device payments (2025) ·
(860) 696-5520 Dr. Chester Humphrey, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 522-7181 Dr. Daniel Walker, M.D.Hartford, CT · $252 in drug and device payments (2025) ·
(860) 696-5159 Dr. David Underhill, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 524-5905 Dr. David Yaffee, MDHartford, CT · $536 in drug and device payments (2025) ·
(860) 696-5520 Dr. Dennis Mello, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 545-9400 Dr. Hiroyoshi Takata, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 522-7181 Dr. Jason Zakko, M.D.Hartford, CT · $4,193 in drug and device payments (2025) ·
(860) 696-5520 Dr. Jennifer Perri, M.D.Hartford, CT · $330 in drug and device payments (2025) · Telehealth ·
(201) 306-6421 Dr. John Thayer, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 714-1094 Dr. Jonathan Hammond, MDHartford, CT · $209 in drug and device payments (2025) ·
(860) 524-5905 Dr. Paul Preissler, MDHartford, CT · $131 in drug and device payments (2025) ·
(860) 524-5905 Dr. Randy Stevens, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 545-9400 Dr. Robert Gallagher, MDHartford, CT · $5,199 in drug and device payments (2025) ·
(860) 714-9333 Dr. Robert Lowe, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 522-4158 Dr. Sabet Hashim, MDHartford, CT · $575 in drug and device payments (2025) ·
(860) 696-5520 Dr. Sheelagh Pousatis, M.D.Hartford, CT · $2,576 in drug and device payments (2025) ·
(860) 545-2000 Dr. Whitney Burrows, M.D.Hartford, CT · $14 in drug and device payments (2025) ·
(860) 696-4306 Dr. Charles Kim, M.D.Meriden, CT · No drug or device payments recorded (2025) ·
(203) 237-8855 Dr. Cristobal Alvarado, MDMeriden, CT · No drug or device payments recorded (2025) ·
(203) 634-1900 Dr. Alexander Sotolongo, MDNew Haven, CT · $545 in drug and device payments (2025) ·
(305) 613-7961 Dr. Andrew Dhanasopon, M.D.New Haven, CT · $29 in drug and device payments (2025) · Telehealth ·
(203) 785-7627 Dr. Charles Beckman, M.D.New Haven, CT · $250 in drug and device payments (2025) ·
(203) 867-5300 Dr. Colleen Pietras, M.D.New Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-5000 Dr. Daniel Boffa, M.D.New Haven, CT · $23 in drug and device payments (2025) · Telehealth ·
(203) 785-4931 Dr. Fabio Ramponi, MDNew Haven, CT · $3,349 in drug and device payments (2025) ·
(203) 785-6214 Dr. Frank Detterbeck, MDNew Haven, CT · $3,742 in drug and device payments (2025) · Telehealth ·
(203) 785-4198 Dr. John Elefteriades, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-2705 Dr. Justin Blasberg, MDNew Haven, CT · $34,646 in drug and device payments (2025) · Telehealth ·
(203) 785-4931 Dr. Makoto Mori, MDNew Haven, CT · $739 in drug and device payments (2025) ·
(203) 037-8550 Dr. Marc Pelletier, M.D.New Haven, CT · $6,491 in drug and device payments (2025) · Telehealth ·
(203) 785-5000 Dr. Mario Katigbak, M.D.New Haven, CT · $92 in drug and device payments (2025) · Telehealth ·
(203) 787-3488 Dr. Markus Krane, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-5000 Common questions
How many Thoracic Surgery (Cardiothoracic Vascular Surgery) providers are in Connecticut?There are 80 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers with active NPI records practicing in Connecticut, according to federal NPPES data refreshed monthly.
Do Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in Connecticut offer telehealth?Yes. 15 of the 80 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in Connecticut (about 19%) report offering telehealth services in CMS data.
Which cities in Connecticut have the most Thoracic Surgery (Cardiothoracic Vascular Surgery) providers?New Haven (29), Hartford (18), Farmington (7) have the highest concentration of Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in Connecticut.
How many Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in Connecticut received drug or device company payments?47 of 80 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in Connecticut (59%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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.
Do most Cardiothoracic Surgeons in Connecticut work in independent practices or large health systems?Among 39 Cardiothoracic Surgeons in Connecticut enrolled in Medicare, 10% bill through a solo or small practice with fewer than 10 clinicians, 0% through a mid-size group of 10 to 99, and 90% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Cardiothoracic Surgeons in Connecticut work at?According to CMS facility affiliation records, the Connecticut hospitals where the most Cardiothoracic Surgeons hold privileges are Yale-New Haven Hospital in New Haven; Bridgeport Hospital in Bridgeport; Lawrence & Memorial Hospital in New London.
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