Internal Medicine Doctors in Connecticut
Data updated monthly · Last refresh October 2026
2,598 Internal Medicine providers practice in Connecticut, including 544 (21%) 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.
2,598providers
544telehealth
New Haventop city
Internal Medicine by city in Connecticut
Choose a city to see providers there.
Internal Medicine 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. Khushali ShahDanbury, CT · $250 in drug and device payments (2025) ·
(203) 749-5700 Dr. Lakmal Samarasinghe Kankanamge, MBBS Dr. Levy Wallace, MDDanbury, CT · $590 in drug and device payments (2025) · Telehealth ·
(203) 743-0100 Dr. Lillian Kun, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Lily Singhaviranon, MDDanbury, CT · $1,049 in drug and device payments (2025) ·
(203) 739-6959 Dr. Lisandra Nunez Cuello, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-8105 Dr. Liz Joseph, MDDanbury, CT · No drug or device payments recorded (2025) · Telehealth ·
(203) 749-5700 Dr. Madalina Raut, MDDanbury, CT · No drug or device payments recorded (2025) · Telehealth ·
(203) 794-1979 Dr. Maja Simic, M.D.Danbury, CT · No drug or device payments recorded (2025) · Telehealth ·
(203) 739-6959 Dr. Manbir Sandhu, MDDanbury, CT · No drug or device payments recorded (2025) · Telehealth ·
(203) 743-0100 Dr. Manush Ohanyan, M.D.Danbury, CT · $242 in drug and device payments (2025) ·
(203) 739-8105 Dr. Marc Kevin Yee, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Marie Louies Lamsen, M.D.Danbury, CT · $142 in drug and device payments (2025) · Telehealth ·
(203) 739-6959 Dr. Martha Severino, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 778-5500 Dr. Martin Williams, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 794-1979 Dr. Matthew Barbery, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 749-6959 Dr. Matthew Porac, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 739-6959 Dr. Michael Gerstenfeld, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 297-6120 Dr. Mohammad BelalDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Muhammad Islam, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 739-8105 Dr. Nadja Pedersen, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Natasha Collura, P.ADanbury, CT · No drug or device payments recorded (2025) ·
(203) 798-8422 Dr. Nicholas Tsamparlis, MDDanbury, CT · No drug or device payments recorded (2025) · Telehealth ·
(203) 794-1979 Dr. Nirmalamma Magavi, MDDanbury, CT · $371 in drug and device payments (2025) ·
(203) 744-7007 Dr. Niwanthi Mannapperuma, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Oleg Sostin, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-6959 Dr. Oleksandr Klymenko, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-8105 Dr. Olvas Dallaku, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Prabasha Weeraddana, M.DDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-8105 Dr. Ralph Tremaglio, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 791-5000 Dr. Rebecca Pike, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Robert Beeman, MDDanbury, CT · No drug or device payments recorded (2025) ·
(802) 829-2407 Dr. Robert Grossman, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 739-6959 Dr. Roha Shahzad, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 456-1406 Dr. Sadikshya Bhandari, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Sasraku Amanor-boadu, MDDanbury, CT · No drug or device payments recorded (2025) · Telehealth ·
(475) 210-5791 Dr. Sateesh Kathiravelu, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 739-8725 Dr. Shashi KariyawasamDanbury, CT · $326 in drug and device payments (2025) · Telehealth ·
(203) 770-4475 Dr. Shivayogi Magavi, MDDanbury, CT · $371 in drug and device payments (2025) ·
(203) 744-7007 Dr. Spyros Smith, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 794-1979 Dr. Susan Cizek, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 791-5030 Dr. Svetlana Tikhomirova, MDDanbury, CT · No drug or device payments recorded (2025) · Telehealth ·
(203) 794-1979 Dr. Tapasya Bhusal, M.DDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-8105 Dr. Tejash Patel, D.O.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 739-6959 Dr. Tetyana Dushenkovska, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-7000 Dr. Thien Tien, MDDanbury, CT · No drug or device payments recorded (2025) ·
(203) 739-8105 Dr. Thomas Meehan, M.D.Danbury, CT · No drug or device payments recorded (2025) ·
(203) 743-0100 Conditions Internal Medicine providers in Connecticut commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Connecticut?There are 2,598 Internal Medicine providers with active NPI records practicing in Connecticut, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Connecticut offer telehealth?Yes. 544 of the 2,598 Internal Medicine providers in Connecticut (about 21%) report offering telehealth services in CMS data.
Which cities in Connecticut have the most Internal Medicine providers?New Haven (326), Hartford (167), Stamford (133) have the highest concentration of Internal Medicine providers in Connecticut.
How many Internal Medicine providers in Connecticut received drug or device company payments?760 of 2,598 Internal Medicine providers in Connecticut (29%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Internal Medicine providers in Connecticut treat?Internal Medicine providers commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.
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 Internal Medicine Doctors in Connecticut work in independent practices or large health systems?Among 1,490 Internal Medicine Doctors in Connecticut enrolled in Medicare, 15% bill through a solo or small practice with fewer than 10 clinicians, 8% through a mid-size group of 10 to 99, and 77% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Connecticut work at?According to CMS facility affiliation records, the Connecticut hospitals where the most Internal Medicine Doctors hold privileges are Yale-New Haven Hospital in New Haven; Bridgeport Hospital in Bridgeport; Hartford Hospital in Hartford.
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