Clinicians affiliated with Greenwich Hospital

76 clinicians on file with this group · most practice in New York-Newark-Jersey City, NY-NJ · PAC ID 3678476710

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

61 clinicians affiliated with Greenwich Hospital are in the 2024 Medicare Part B data, 47 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Emergency Medicine (26) · Cardiology (8) · Physician Assistant (6) · Psychiatry (6) · Nurse Practitioner (4) · Internal Medicine (3) · Interventional Cardiology (2) · Licensed Clinical Social Worker (2) · Psychologist, Clinical (2) · Clinical Cardiac Electrophysiology (1) · Diagnostic Radiology (1)

Specialty links go to the specialty in New York-Newark-Jersey City, NY-NJ.

Clinicians affiliated with Greenwich Hospital, 2024

Alphabetical by last name; 61.

NameSpecialtyCity
Kyung Heup Ahn, M.D.PsychiatryNew Haven, CT
David J Amstel, M.D.Internal MedicineYonkers, NY
Renee Baranin, M.D.Emergency MedicineManhasset, NY
Noelle M Berger, PHDPsychologist, ClinicalWhite Plains, NY
Maria Brea, M.D.Emergency MedicineStamford, CT
Jessica E Campbell, ARNPNurse PractitionerJacksonville, FL
Michael S Canter, M.D.Emergency MedicineGreenwich, CT
Ryan P Casarella, M.D.Emergency MedicineGreenwich, CT
Andrew K Chang, M.D.Emergency MedicineBronx, NY
Robert S Chang, MDEmergency MedicineGreenwich, CT
Michael E Chen, M.D.CardiologyNew Haven, CT
David G Cziner, M.D.CardiologyWhite Plains, NY
Christopher M Davison, M.D.Emergency MedicineGreenwich, CT
Servando De Los Angeles, M.D.Emergency MedicineGreenwich, CT
Alexander Delvecchio, M.D.Clinical Cardiac ElectrophysiologyGreenwich, CT
Jennifer Denkin, PH.D.Psychologist, ClinicalDanbury, CT
Stacey M Donegan, M.D.Emergency MedicineGreenwich, CT
Yasminda S Downer-Muse, FNPNurse PractitionerNew York, NY
Jason A Fischel, M.D.Emergency MedicineStamford, CT
Glenn Gandelman, MDCardiologyGreenwich, CT
Frank J Garrido, M.D.Emergency MedicineNew York, NY
Joshua Geltman, M.D.Emergency MedicineNew Hyde Park, NY
Jordana J Haber, M.D.Emergency MedicineLas Vegas, NV
Michelle HaimowitzEmergency MedicinePhiladelphia, PA
Kristin E Harkin, M.D.Emergency MedicineNew York, NY
Alberto Hazan, M.D.Emergency MedicineNew York, NY
Adam Hesney, M.D.Diagnostic RadiologyAllentown, PA
Christopher J Howes, MDInterventional CardiologyBranford, CT
Nicholas C Iorio, PMHNP-BCNurse PractitionerWest Nyack, NY
Evan D Levine, D.OInternal MedicineWhite Plains, NY
Mitzi LiottaLicensed Clinical Social WorkerOld Saybrook, CT
Brenda L Liu, MDEmergency MedicineFlushing, NY
Daniel G Lorch, M.D.CardiologyYonkers, NY
Camilla L Lyons, MD, MPHPsychiatryGreenwich, CT
John P MagnanEmergency MedicineBronx, NY
Vanie MangalPhysician AssistantStamford, CT
Ilir Maraj, M.D.Internal MedicineNew Haven, CT
Tania V Mariani, MDEmergency MedicineBronx, NY
Chilembwe M Mason, MDEmergency MedicineBronx, NY
Bonnie Mcguire Wreschner, MDEmergency MedicineGreenwich, CT
Alexandra Meis, M.D.Emergency MedicineBronx, NY
Draupathi E Nambudiri, MDPsychiatryStamford, CT
Kristyn NerodaPhysician AssistantBronx, NY
Danielle C Neuberth, PA-CPhysician AssistantBridgeport, CT
Jessica O'Brien, P.A.Physician AssistantGreenwich, CT
Hande Omur, MDPsychiatryArdsley, NY
Langley Partridge, M.D.Emergency MedicineNew York, NY
Maria C Pavlis, MDCardiologyNorwalk, CT
Joshua C Pollack, M.D.PsychiatryGreenwich, CT
Stacy M Pouliot, PA-CPhysician AssistantNew Haven, CT
Tina Ranauro, F.N.P.Nurse PractitionerWhite Plains, NY
Karen A Rummel, D.O.Emergency MedicineLong Island City, NY
John F Setaro, MDInterventional CardiologyBranford, CT
Ellyn S Shander, MDPsychiatryStamford, CT
William Shestak, D.O.Emergency MedicineMineola, NY
David Sternheim, M.D.CardiologyYonkers, NY
Eric Sun, MDCardiologyRye, NY
Joseph J Tartaglia, MDCardiologyWhite Plains, NY
Barbara M Weinschenk, P.A.Physician AssistantNew London, CT
Glenn J Wolff, LCSWLicensed Clinical Social WorkerStamford, CT
Jan Zislis, M.D.Emergency MedicinePurchase, NY

Practice locations

Listed practice locations in Connecticut.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations