Pediatric Hematologists and Oncologists in Connecticut
Data updated monthly · Last refresh October 2026
37 Pediatric Hematology & Oncology providers practice in Connecticut. 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.
37providers
New Haventop city
Pediatric Hematology & Oncology by city in Connecticut
Choose a city to see providers there.
Where Pediatric Hematologists and Oncologists in Connecticut practice
From CMS Medicare enrollment records covering 8 of the 37 providers listed here (22%). Providers who do not bill Medicare are not included in these figures.
Largest practice groups
| Group (as registered with Medicare) | Pediatric Hematologists and Oncologists | All clinicians in group | Main city |
| Connecticut Children's Specialty Group, Inc. | 5 | 144 | Hartford |
| Yale University | 3 | 2,632 | New Haven |
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.
Pediatric Hematology & 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. Sharon Space, M.D.Ashford, CT · No drug or device payments recorded (2025) ·
(860) 429-3444 Dr. Joseph Mcnamara, MDGuilford, CT · No drug or device payments recorded (2025) ·
(203) 453-2013 Dr. Andrea Orsey, M.D.Hartford, CT · $253 in drug and device payments (2025) ·
(860) 545-9630 Dr. Arnold Altman, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 545-9630 Dr. Ching Lau, MD, PHDHartford, CT · No drug or device payments recorded (2025) ·
(860) 837-9630 Dr. Donna Boruchov, MDHartford, CT · $42 in drug and device payments (2025) ·
(860) 545-9630 Dr. Eileen Gillan, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 545-9630 Dr. Erin Barthel, M.D.Hartford, CT · No drug or device payments recorded (2025) ·
(860) 837-9630 Dr. Erin Pastor, D.O.Hartford, CT · No drug or device payments recorded (2025) ·
(860) 545-9159 Dr. Evan Cantor, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 545-9000 Dr. Joanna Gell, M.D.Hartford, CT · $135 in drug and device payments (2025) ·
(860) 837-5170 Dr. John Norko, MDHartford, CT · $36 in drug and device payments (2025) ·
(860) 545-9973 Dr. Laura Mckay, MDHartford, CT · $121 in drug and device payments (2025) ·
(860) 545-9000 Dr. Martin Andreansky, MD, PHDHartford, CT · No drug or device payments recorded (2025) ·
(860) 545-9630 Dr. Michael Isakoff, MDHartford, CT · No drug or device payments recorded (2025) ·
(860) 545-9630 Dr. Natalie Bezler, M.D.Hartford, CT · $12,671 in drug and device payments (2025) ·
(860) 545-9630 Dr. Natasha Frederick, M.D.Hartford, CT · No drug or device payments recorded (2025) ·
(860) 545-8948 Dr. Taylor Aglio, M.D.Hartford, CT · No drug or device payments recorded (2025) ·
(860) 837-9630 Dr. Aron Flagg, M.D.New Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4640 Dr. Asher Marks, MDNew Haven, CT · $3,558 in drug and device payments (2025) ·
(203) 785-6668 Dr. Barbara Sleight, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-2140 Dr. Daniel Prior, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 688-4242 Dr. Deeksha KatochNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 688-4242 Dr. Farzana Pashankar, MBBSNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4081 Dr. Jodi Forward, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 688-4242 Dr. Juan Vasquez, M.D.New Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4640 Dr. Mary Jane Hogan, MD, MPHNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4640 Dr. Michael Recht, MD, PHDNew Haven, CT · $20,867 in drug and device payments (2025) ·
(203) 785-4640 Dr. Nina Kadan-lottick, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4081 Dr. Nitya Bakshi, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4081 Dr. Prasanna Ananth, MD, MPHNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4081 Dr. Rozalyn Rodwin, M.D.New Haven, CT · No drug or device payments recorded (2025) ·
(203) 688-4242 Dr. Sarah Chirnomas, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4640 Dr. Stephanie Massaro, M.D., M.P.H.New Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-4640 Dr. Stephanie Prozora, M.D.New Haven, CT · No drug or device payments recorded (2025) ·
(203) 785-3898 Dr. Tiffany Ho, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 688-4242 Dr. Vidya Puthenpura, MDNew Haven, CT · No drug or device payments recorded (2025) ·
(203) 688-4242 Common questions
How many Pediatric Hematology & Oncology providers are in Connecticut?There are 37 Pediatric Hematology & Oncology providers with active NPI records practicing in Connecticut, according to federal NPPES data refreshed monthly.
Which cities in Connecticut have the most Pediatric Hematology & Oncology providers?New Haven (19), Hartford (16), Guilford (1) have the highest concentration of Pediatric Hematology & Oncology providers in Connecticut.
How many Pediatric Hematology & Oncology providers in Connecticut received drug or device company payments?8 of 37 Pediatric Hematology & Oncology providers in Connecticut (22%) 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.
Related reading on HealthcareDiscovery.AI
Pediatric Hematology & Oncology in all 50 states Search all 37 in the directory Ask Zach for help choosing
Related
