> > > > Dr. Mark Horowitz, FACS, MD
Dr. Mark David Horowitz FACS and MD is a male Internist, has 27 years of experience and practices in Internal Medicine, Rheumatology, Urology, and Pediatric Urology.
Video profile
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

  • Currently 2.5 of 4 stars
Patient comments (9)

The overall average patient rating of Dr. Mark Horowitz is Good. Dr. Horowitz has been reviewed by 23 patients who have provided 9 comments. The rating is 2.5 out of 4 stars.

Patient Ratings
Ease of Appointment 3.6
  • Currently 3.6 of 4 stars
Promptness 2.9
  • Currently 2.9285714285714 of 4 stars
Courteous Staff 3.2
  • Currently 3.2 of 4 stars
Accurate Diagnosis 3.0
  • Currently 2.95 of 4 stars
Bedside Manner 2.8
  • Currently 2.7619047619048 of 4 stars
Spends Time with Me 2.7
  • Currently 2.7142857142857 of 4 stars
Follows Up After Visit 2.9
  • Currently 2.8947368421053 of 4 stars

Specialties & Research

Dr. Mark Horowitz, FACS, MD is board certified in Internal Medicine.

  • He has special expertise in 8 areas:
  • Fibromyalgia
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Osteoporosis
  • Rheumatoid Arthritis
  • Sjogren's Syndrome
  • Systemic Lupus Erythematosus (SLE)

Education & Awards

Dr. Horowitz graduated from Northeastern Ohio Universities, Rootstown. He has 2 awards.

Castle Connolly Top Doctors: New York Metro Area™ (2002 - 2008, 2010 - 2014)
Top Ten Doctors (2012)
Central Park


Dr. Horowitz has 4 hospital affiliations:

  • University Hospital of Brooklyn at Long Island Hospital 
  • Mt Sinai Hospital 

Accepted Insurance Plans

Dr. Horowitz accepts these health insurances in at least one office:

  • MVP Health Care Preferred Care - 19 plans
  • United Healthcare - 17 plans


  • Hebrew
  • Spanish

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Additional Information
Where does Dr. Mark D. Horowitz practice?
Dr. Mark Horowitz practices Internal Medicine, Rheumatology, Urology, and Pediatric Urology near New York, NY.
Additional practice locations include: Brooklyn, NY.
See New York Internists, New York Rheumatologists, and New York Urologists.