Surgical Oncologists in Connecticut
Data updated monthly · Last refresh October 2026
38 Surgical Oncology providers practice in Connecticut, including 11 (29%) 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.
38providers
11telehealth
New Haventop city
Surgical Oncology by city in Connecticut
Choose a city to see providers there.
Where Surgical Oncologists in Connecticut practice
From CMS Medicare enrollment records covering 22 of the 38 providers listed here (58%). Providers who do not bill Medicare are not included in these figures.
5%solo or small practice (under 10 clinicians)
0%mid-size group (10 to 99)
95%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Surgical Oncologists | All clinicians in group | Main city |
| Yale University | 6 | 2,632 | New Haven |
| Hartford Healthcare Medical Group Specialists PLLC | 6 | 1,555 | Bridgeport |
| Nuvance Health Medical Practice Ct Inc. | 3 | 742 | Danbury |
| Trinity Health of New England Provider Network Organization Inc. | 3 | 644 | Hartford |
| Mhs Primary Care, Inc.. | 3 | 180 | Middletown |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Surgical Oncologists affiliated |
| Yale-New Haven Hospital | New Haven | Nonprofit | 5 of 5 | 6 |
| Greenwich Hospital Association - | Greenwich | Nonprofit | 5 of 5 | 4 |
| Hartford Hospital | Hartford | Nonprofit | 4 of 5 | 3 |
| St Francis Hospital & Medical Center | Hartford | Nonprofit | 2 of 5 | 3 |
| Lawrence & Memorial Hospital | New London | Nonprofit | 3 of 5 | 3 |
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.
Surgical Oncology 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. Charles Cha, M.D.Bridgeport, CT · No drug or device payments recorded (2025) ·
(203) 576-6141 Dr. Jill RubinsteinBridgeport, CT · $100 in drug and device payments (2025) ·
(203) 576-6000 Dr. Stuart Marcus, M.D.Bridgeport, CT · No drug or device payments recorded (2025) ·
(203) 576-6101 Dr. Daniel Kleiner, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7131 Dr. Daniel Labow, MDDanbury, CT · $198 in drug and device payments (2025) · Telehealth ·
(203) 739-6476 Dr. Ramanathan Madras Seshadri, M.D.Danbury, CT · $322 in drug and device payments (2025) · Telehealth ·
(203) 739-7000 Dr. David Pearlstone, M.D.Easton, CT · No drug or device payments recorded (2025) ·
(203) 913-0969 Dr. Heather King, M.D.Farmington, CT · $378 in drug and device payments (2025) · Telehealth ·
(860) 246-2071 Dr. Paramjeet Kaur, M.D., FACSFarmington, CT · No drug or device payments recorded (2025) ·
(860) 679-2100 Dr. Peter DeckersFarmington, CT · No drug or device payments recorded (2025) ·
(860) 679-2100 Dr. Swagoto Mukhopadhyay, M.D.Farmington, CT · $2,502 in drug and device payments (2025) · Telehealth ·
(860) 679-2000 Dr. Barbara Ward, MDGreenwich, CT · No drug or device payments recorded (2025) ·
(203) 863-4250 Dr. Bret Schipper, MDHartford, CT · $12,279 in drug and device payments (2025) · Telehealth ·
(860) 696-2040 Dr. Kristen Zarfos, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 714-5237 Dr. Lindsay Bliss, M.D.Hartford, CT · $94 in drug and device payments (2025) · Telehealth ·
(860) 246-2071 Dr. Sasha DouglasHartford, CT · No drug or device payments recorded (2025) ·
(860) 714-6318 Dr. Andrea Malon, M.D.Middletown, CT · $36 in drug and device payments (2025) ·
(860) 358-2850 Dr. Elise Gates, MDMiddletown, CT · $71 in drug and device payments (2025) ·
(860) 358-2850 Dr. Kertrisa Mcwhite, MDMiddletown, CT · $36 in drug and device payments (2025) ·
(860) 358-2850 Dr. James Flaherty, M.D.New Britain, CT · $87 in drug and device payments (2025) ·
(860) 827-1981 Dr. Donald Lannin, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-3577 Dr. Gregory Zanieski, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-3577 Dr. Isaac Kim, MD, PHDNew Haven, CT · $9,069 in drug and device payments (2025) · Telehealth ·
(203) 785-2815 Dr. John Kunstman, MDNew Haven, CT · $529 in drug and device payments (2025) · Telehealth ·
(203) 688-2259 Dr. Joshua Bleicher, M.D.New Haven, CT · No drug or device payments recorded (2025) ·
(203) 737-2966 Dr. Kevin Billingsley, MDNew Haven, CT · No drug or device payments recorded (2025) · Telehealth ·
(203) 688-4242 Dr. Ronald Salem, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-3577 Dr. Ronnie Rosenthal, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-2140 Dr. Sung Kwon, M.D.New Haven, CT · $233 in drug and device payments (2025) · Telehealth ·
(203) 785-3577 Dr. Tristen Park, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 200-2328 Dr. Vera Hendrix, M.D.New Haven, CT · $2,509 in drug and device payments (2025) · Telehealth ·
(203) 688-4242 Dr. Mandy Greenberg, M.D.Norwalk, CT · No drug or device payments recorded (2025) ·
(203) 846-6012 Dr. Michael Kuncewitch, MDPlainville, CT · No drug or device payments recorded (2025) ·
(860) 696-2040 Dr. Csaba Gajdos, MDStamford, CT · $303 in drug and device payments (2025) ·
(203) 276-5959 Dr. Helen Pass, M.D.Stamford, CT · No drug or device payments recorded (2025) ·
(203) 276-4255 Dr. Michael Stone, M.D.Stamford, CT · No drug or device payments recorded (2025) ·
(203) 276-5959 Dr. Glenda Callender, MDWaterbury, CT · $94 in drug and device payments (2025) ·
(203) 709-6871 Dr. Jonathan Lewis, MD, PHDWestport, CT · No drug or device payments recorded (2025) ·
(646) 709-1005 Common questions
How many Surgical Oncology providers are in Connecticut?There are 38 Surgical Oncology providers with active NPI records practicing in Connecticut, according to federal NPPES data refreshed monthly.
Do Surgical Oncology providers in Connecticut offer telehealth?Yes. 11 of the 38 Surgical Oncology providers in Connecticut (about 29%) report offering telehealth services in CMS data.
Which cities in Connecticut have the most Surgical Oncology providers?New Haven (11), Farmington (4), Hartford (4) have the highest concentration of Surgical Oncology providers in Connecticut.
How many Surgical Oncology providers in Connecticut received drug or device company payments?17 of 38 Surgical Oncology providers in Connecticut (45%) 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 Surgical Oncologists in Connecticut work in independent practices or large health systems?Among 22 Surgical Oncologists in Connecticut enrolled in Medicare, 5% bill through a solo or small practice with fewer than 10 clinicians, 0% through a mid-size group of 10 to 99, and 95% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Surgical Oncologists in Connecticut work at?According to CMS facility affiliation records, the Connecticut hospitals where the most Surgical Oncologists hold privileges are Yale-New Haven Hospital in New Haven; Greenwich Hospital Association - in Greenwich; Hartford Hospital in Hartford.
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