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).
Learn more about Dr. Mark Horowitz:
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The overall average patient rating of Dr. Mark Horowitz is Good.
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Carpal Tunnel Syndrome
Osteoarthritis of the Knee
Specialties & Research
- He has special expertise in 8 areas:
- Hip Osteoarthritis
- Knee Osteoarthritis
- Osteoarthritis (Hand and Wrist)
- Rheumatoid Arthritis
- Sjogren's Syndrome
- Systemic Lupus Erythematosus (SLE)
Education & Awards
Dr. Horowitz graduated from Northeastern Ohio Universities, Rootstown. He has 1 awards.
Dr. Horowitz has 4 hospital affiliations:
- Mt Sinai Hospital
- University Hospital of Brooklyn at Long Island Hospital
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- Additional Information
- Dr. Mark David Horowitz FACS and MD is a male Rheumatologist, has 28 years of experience and practices in Rheumatology.
- Where does Dr. Mark D. Horowitz practice?
- Dr. Mark Horowitz has 1 office location.
Dr. Mark Horowitz practices Rheumatology near New York, NY.
See New York Rheumatologists.