License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Marc Janis is Good. Dr. Janis has been reviewed by 8 patients who have provided 1 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 3.7
Courteous Staff 2.3
Accurate Diagnosis 1.0
Bedside Manner 1.0
Spends Time with Me 1.0
Follows Up After Visit 1.0

Specialties & Research

Dr. Marc Janis, FACS, MD is board certified in Urology.

  • He has special expertise in 2 areas:
  • General Urology
  • Overactive Urinary Bladder

Education & Awards

Dr. Janis graduated from Yeshiva University, Bronx.


Dr. Janis has 27 hospital affiliations:

  • NewYork-Presbyterian / Weill Cornell 
  • Montefiore Medical Center 


  • Arabic
  • Spanish
  • Yiddish
  • Russian
  • French
  • Hebrew
  • Portuguese

> > > > Dr. Marc Janis, FACS, MD

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Additional Information
Dr. Marc Charles Janis FACS and MD is a male Urologist, has 25 years of experience and practices in Urology.
Where does Dr. Marc C. Janis practice?
Dr. Marc Janis has 4 office locations.
Dr. Marc Janis practices Urology near Mount Vernon, NY.
Additional practice locations include: Islandia, NY and New Hyde Park, NY.
See Mount Vernon Urologists.