Summary

Dr. Mara Horwitz is an endocrinologist who specializes in diabetes and metabolism disorders. She earned her medical degree from Columbia University College of Physicians & Surgeons and brings 39 years of clinical experience to her practice. Dr. Horwitz speaks English with her patients.

She maintains affiliations with several UPMC hospitals, including UPMC Presbyterian, UPMC Shadyside, UPMC Magee Women's Hospital, and UPMC Montefiore, all located in Pittsburgh, Pennsylvania. Her practice locations include the UPMC Center for Diabetes and Endocrinology, where she focuses on helping patients manage complex hormonal and metabolic conditions. Patients have given Dr. Horwitz an average rating of 4.4 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 39 years of experience
  • speaks English
  • Columbia University College Of Physicians & Surgeons
  • 2 written reviews
  • 1 specialty
  • 16 areas of expertise
  • 1 board certification
  • 4 hospital affiliations
  • 7 office locations
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Mara Jean Horwitz has 7 locations

Upmc Montefiore Hospital

3459 5th AvePittsburgh, PA 15213

Upmc Center For Diabetes And Endocrinology

3601 5th Ave Ste 1-BPittsburgh, PA 15213
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Upmc Presbyterian

200 Lothrop StPittsburgh, PA 15213

Upmc Magee Womens Hospital

300 Halket StPittsburgh, PA 15213

Upmc Shadyside

5230 Centre AvePittsburgh, PA 15232

Upmc Shadyside

5230 Centre Ave Ste 538Pittsburgh, PA 15232

Upmc Presbyterian

200 LOTHROP ST RM F677PITTSBURGH, PA 15213

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Dr. Mara Jean Horwitz, MDDr. James Edward Parrish, MDDr. Sann Yu Mon, MDDr. Susan A Steiner
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismInternal MedicineEndocrinology, Diabetes & Metabolism
Accepts New Patients Accepts New Patients
4.4 
39 Years of Experience 69 Years of Experience 21 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English
Pittsburgh , PAPittsburgh , PAMcKeesport , PAPittsburgh , PA
Med School: Columbia University College Of Physicians & Surgeons Med School: St Louis University School Of Medicine Med School: University Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mara Jean Horwitz

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Mara Jean Horwitz has the following specialty

Specialty Expertise

Dr. Mara Jean Horwitz has the following 16 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes Mellitus, Type 1
  • Diabetes, Type 2
  • Endocrinology
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Metabolic Bone Diseases
  • Osteoporosis

Certifications, License, & Education

39 Years Experience

Dr. Mara Jean Horwitz holds an inactive medical license in the state of Pennsylvania.

Medical License

Medical Doctor with an inactive medical license in the state of Pennsylvania that expires in 2026.

Education & Training

Medical School

Graduated from Columbia University College Of Physicians & Surgeons in 1987.

NPI Number

Dr. Horwitz's NPI number is 1275507691.

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Frequently Asked Questions

Is Dr. Mara Horwitz accepting new patients?
Dr. Mara Horwitz is accepting new patients on Vitals. View Dr. Mara Horwitz's profile on Vitals to make an appointment.
Does Dr. Mara Horwitz accept my insurance?
You can see the insurance plans that Dr. Mara Horwitz accepts on their Vitals profile.
Where is Dr. Mara Horwitz's office located?
Dr. Mara Horwitz's office is located at 3459 5th Ave, Pittsburgh, PA, 15213.
What languages does Dr. Mara Horwitz speak?
Dr. Mara Horwitz speaks English.
Does Dr. Mara Horwitz accept virtual/telehealth appointments?
Dr. Mara Horwitz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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