Clinicians affiliated with Greenwich Anesthesiology Associates PC

42 clinicians on file with this group · most practice in Bridgeport-Stamford-Danbury, CT · PAC ID 2163315425

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

41 clinicians affiliated with Greenwich Anesthesiology Associates PC are in the 2024 Medicare Part B data, 18 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 · Certified Registered Nurse Anesthetist (CRNA) (23) · Anesthesiology (18)

Specialty links go to the specialty in Bridgeport-Stamford-Danbury, CT.

Clinicians affiliated with Greenwich Anesthesiology Associates PC, 2024

Alphabetical by last name; 41.

NameSpecialtyCity
Hanief Abrahams, M.D.AnesthesiologyGreenwich, CT
Lucas Bejar, M.D.AnesthesiologyNew Hyde Park, NY
Francisco J Brea, MDAnesthesiologyGreenwich, CT
Kayla CardoneCertified Registered Nurse Anesthetist (CRNA)Boston, MA
Mark Chrostowski, M.D.AnesthesiologyBoston, MA
Adelina M Clarke, CRNACertified Registered Nurse Anesthetist (CRNA)Greenwich, CT
Terry L Cochran, M.D.AnesthesiologyGreenwich, CT
Tiffany Denepitiya-BalickiAnesthesiologyNew Haven, CT
Sonya A Emeagwali, CRNACertified Registered Nurse Anesthetist (CRNA)Brooklyn, NY
Ricky G Ewell, CRNACertified Registered Nurse Anesthetist (CRNA)New Haven, CT
Victoria K Feinstein, CRNACertified Registered Nurse Anesthetist (CRNA)Greenwich, CT
Marc A Gurny, M.D.AnesthesiologyNew York, NY
Kerry V Halleran, CRNACertified Registered Nurse Anesthetist (CRNA)New York, NY
Keisha Johnson, CRNACertified Registered Nurse Anesthetist (CRNA)Bridgeport, CT
Molly Kane, RNCertified Registered Nurse Anesthetist (CRNA)New York, NY
Michelle Keizerweerd, CRNACertified Registered Nurse Anesthetist (CRNA)Stratford, CT
Michael F Levin, M.DAnesthesiologyGreenwich, CT
Magdalena Lopez, CRNACertified Registered Nurse Anesthetist (CRNA)New York, NY
Jillian L Marousek, M.D.AnesthesiologyNew Haven, CT
Julie McmanusCertified Registered Nurse Anesthetist (CRNA)New York, NY
Janice D Meyer, CRNACertified Registered Nurse Anesthetist (CRNA)Greenwich, CT
Angela M Morgan, RN, CRNACertified Registered Nurse Anesthetist (CRNA)Valhalla, NY
Colleen Ober-Adams, CRNACertified Registered Nurse Anesthetist (CRNA)New York, NY
Edwin Oh, M.D.AnesthesiologyDorchester, MA
Catherine A Onorato, CRNACertified Registered Nurse Anesthetist (CRNA)Greenwich, CT
Rosemary Perley-Kwauk, CRNACertified Registered Nurse Anesthetist (CRNA)Greenwich, CT
Matthew D Perlstein, MDAnesthesiologyNew York, NY
Ruth C Perry, CRNACertified Registered Nurse Anesthetist (CRNA)Norwalk, CT
Jaclyn S PorcoCertified Registered Nurse Anesthetist (CRNA)Greenwich, CT
Jared W Rosenberg, M.D.AnesthesiologyGreenwich, CT
David M Shapiro, M.D.AnesthesiologyNew York, NY
Jessica A Sheehy, CRNACertified Registered Nurse Anesthetist (CRNA)Greenwich, CT
Kristine Smith, CRNACertified Registered Nurse Anesthetist (CRNA)New York, NY
Paul B Sygall, M.DAnesthesiologyGreenwich, CT
Alfonso A Tagliavia, M.DAnesthesiologyGreenwich, CT
David W Temme, MDAnesthesiologyAnnapolis, MD
Meeta M Thal, CRNACertified Registered Nurse Anesthetist (CRNA)New York, NY
Cynthia Twu, M.D.AnesthesiologyNew York, NY
Elvis E Umanzor-Velasquez, M.D.AnesthesiologyMiami, FL
Caroline A WardCertified Registered Nurse Anesthetist (CRNA)Greenwich, CT
Josh A Yoffe, CRNACertified Registered Nurse Anesthetist (CRNA)Stratford, CT

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