Dr. Mark Andrew Callahan has extensive experience in Internal Medicine (primary spec.). With over 35 years of experience he provides qualified medical care to patients. If you would like to make an appointment with Dr. Mark Andrew Callahan, please call +1 (212) 241-6585. He accepts Medicare payments.
Graduated in: 1986 ( 35 years have passed since this year)
Graduated from: University Of North Carolina At Chapel Hill School Of Medicine.
Cred.: Medical Doctor (MD)
Medicare payments: Yes, accepts.
Medicare PICOSID: 3870751266
Spoken language: English