Dr. Gerin works in West Islip, NY and 2 other locations and specializes in Dermatology. Dr. Gerin is affiliated with New York Presbyterian Hospital Weill Cornell Medical Center, Northwell Health Hospital and Saint Catherine Of Siena Medical Center.


Years Experience: Not Available

Dr. Gerin's Specialties

Dr. Gerin's Education & Training

Medical School
Not Available


  • Overall Rating

  • Rate
    Explains conditions & treatments

  • Rate
    Takes time to answer my questions

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    Provides follow-up as needed

Dr. Gerin's Office Information & Appointments

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


Kavita Mariwalla Md

1145 Montauk Hwy Ste 1
West Islip, NY 11795

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Tel: Not Available

Fax: Not Available

Practice Website: Not Available

Accepting New Patients: No

Medicare Accepted: No

Medicaid Accepted: No

M 8:30 AM - 7:00 PM
T 8:30 AM - 7:00 PM
W 8:30 AM - 4:30 PM
T 8:30 AM - 5:00 PM
F 8:30 AM - 4:00 PM
S 9:00 AM - 1:00 PM
S Closed