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Endocrinologist (diabetes, hormones)
25 years of experience
Accepting new patients
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

Patient comments (2)

The overall average patient rating of Dr. Mara Horwitz is Excellent. Dr. Horwitz has been reviewed by 6 patients who have provided 2 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 4.0
Courteous Staff 4.3
Accurate Diagnosis 4.0
Bedside Manner 4.0
Spends Time with Me 4.0
Follows Up After Visit 4.0

Specialties & Research

Dr. Mara Horwitz, MD is board certified in Endocrinology, Diabetes & Metabolism.

  • She has special expertise in 6 areas:
  • Diabetes
  • Diabetes Mellitus
  • Diabetes
  • Endocrinology
  • Metabolic Bone Diseases
  • Osteoporosis

Education & Awards

Dr. Horwitz graduated from Columbia University, New York. She has 1 awards.

Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. Horwitz has 12 hospital affiliations:

  • UPMC Passavant 
  • UPMC South Side 

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Additional Information
Dr. Mara Jean Horwitz MD is a female Internist, has 25 years of experience and practices in Endocrinology, Diabetes & Metabolism.
Where does Dr. Mara J. Horwitz practice?
Dr. Mara Horwitz has 1 office location.
Dr. Mara Horwitz practices Endocrinology, Diabetes & Metabolism near Pittsburgh, PA.
See Pittsburgh Endocrinologists.