Gary S. Fischer
Experienced in Obesity

Dr. Gary S. Fischer

Internal Medicine
UPMC
UPMC General Internal Medicine
3459 5th Avenue, UPMC Montefiore, 9 South, 
Pittsburgh, PA 
On Staff At
Offers Telehealth

Experienced in Obesity
UPMC
UPMC General Internal Medicine
3459 5th Avenue, UPMC Montefiore, 9 South, 
Pittsburgh, PA 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Gary Fischer, MD, is certified in internal medicine and clinical informatics by the American Board of Internal Medicine. He is affiliated with UPMC Shadyside and UPMC Presbyterian. He completed his fellowship at the University of Pittsburgh School of Medicine, residency at Massachusetts General Hospital - Harvard Medical School, and medical degree at Harvard Medical School.

Dr. Fischer is rated as an Experienced provider by MediFind in the treatment of Obesity. His top areas of expertise are Obesity, Hypertension, Seasonal Affective Disorder (SAD), and Type 2 Diabetes (T2D).

His clinical research consists of co-authoring 37 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 5 articles in the study of Obesity.

Specialties
Internal Medicine
Licenses
Specialist in PA
Board Certifications
American Board Of Preventive Medicine
American Board Of Internal Medicine
Fellowships
University of Pittsburgh School of Medicine
Hospital Affiliations
Magee Womens Hospital Of Upmc Health System
Upmc Presbyterian Shadyside
Upmc St Margaret
Upmc East
Upmc Mercy
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
Gateway Health Plan
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • OTHER MEDICARE PART D
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
PA Health and Wellness
  • HMO
  • MANAGED MEDICAID PLAN
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
UPMC
  • EPO
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 13 Less Insurance Carriers -

Locations

UPMC General Internal Medicine
3459 5th Avenue, UPMC Montefiore, 9 South, Pittsburgh, PA 15213
Call: 412-755-3903

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


37 Total Publications

Factors Associated With Initiation of Sodium-Glucose Cotransporter 2 Inhibitor and Glucagon-Like Peptide 1 Receptor Agonists in Patients With Diabetes and Kidney Disease: A Post Hoc Analysis of the Kidney CHAMP Trial.
Factors Associated With Initiation of Sodium-Glucose Cotransporter 2 Inhibitor and Glucagon-Like Peptide 1 Receptor Agonists in Patients With Diabetes and Kidney Disease: A Post Hoc Analysis of the Kidney CHAMP Trial.
Journal: Diabetes spectrum : a publication of the American Diabetes Association
Published: November 19, 2025
View All 37 Publications
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Ashith Mally is a primary care provider, practicing in Internal Medicine in Mc Murray, Pennsylvania. Dr. Mally is rated as an Advanced provider by MediFind in the treatment of Obesity. His top areas of expertise are Diarrhea, Trichohepatoenteric Syndrome, Obesity, Subacute Combined Degeneration, and Endoscopy.

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Kittanning, PA 
 (40.4 miles away)
724-783-7124
Languages Spoken:
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Joshua Brice is a primary care provider, practicing in Internal Medicine in Kittanning, Pennsylvania. Dr. Brice is rated as an Advanced provider by MediFind in the treatment of Obesity. His top areas of expertise are Obesity, Obesity in Children, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Colonoscopy.

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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Fischer's expertise for a condition
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        • Experienced
        • Congenital Cardiovascular Shunt
          Dr. Fischer is
          Experienced
          . Learn about Congenital Cardiovascular Shunt.
          See more Congenital Cardiovascular Shunt experts
        • Crohn's Disease
          Dr. Fischer is
          Experienced
          . Learn about Crohn's Disease.
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        • Erythema Nodosum
          Dr. Fischer is
          Experienced
          . Learn about Erythema Nodosum.
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        • Familial Hypertension
          Dr. Fischer is
          Experienced
          . Learn about Familial Hypertension.
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        • Folate Deficiency
          Dr. Fischer is
          Experienced
          . Learn about Folate Deficiency.
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        • Glucocorticoid-Remediable Aldosteronism
          Dr. Fischer is
          Experienced
          . Learn about Glucocorticoid-Remediable Aldosteronism.
          See more Glucocorticoid-Remediable Aldosteronism experts
        View All 16 Experienced Conditions
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