Dr. Zimmerman graduated from the Brown University in 1980. Dr. Zimmerman works in Sleepy Hollow, NY and 3 other locations and specializes in Cardiovascular Disease. Dr. Zimmerman is affiliated with Phelps Memorial Hospital Center.


Years Experience: 39

Dr. Zimmerman's Specialties

Dr. Zimmerman's Education & Training

Medical School
Brown University; Graduated 1980


  • Overall Rating

  • Rate
    Explains conditions & treatments

  • Rate
    Takes time to answer my questions

  • Rate
    Provides follow-up as needed

Dr. Zimmerman's Accepted Insurance

Please verify insurance information directly with your doctor's office as it may change frequently.

Insurance Plans

  • Aetna Choice POS II
  • Aetna Elect Choice EPO
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • Aetna NYC Community Plan

Dr. Zimmerman's Office Information & Appointments

This physician has multiple office locations. See Office Information for details.


Westchester Gastroenterology Associates

777 N Broadway Ste 305
Sleepy Hollow, NY 10591

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Tel: Not Available

Fax: Not Available

Practice Website: Not Available

Accepting New Patients: No

Medicare Accepted: No

Medicaid Accepted: No


Other Physicians in Dr. Zimmerman's Practice

Hospital Affiliations