Dr. Gregory J. Wiener received his medical degree from the University of El Salvador in 1982. He later completed an Internal Medicine Internship and residency at Baylor College of Medicine and served his Gastroenterology Fellowship at Wake Forest University Bowman Gray School of Medicine in 1987.
Dr. Wiener specializes in gastroenterology helping patients with issues of the digestive tract. Utilizing state of the art diagnostic procedures, he treats a variety of gastroenterology conditions from heartburn to colon cancer.
Dr. Gregory J. Wiener is certified by the American Board of Internal Medicine in Gastroenterology and Internal Medicine. He speaks Spanish, French, and English.
Languages Spoken
- › English
- › Spanish
Board Certifications
- › American Board of Internal Medicine
Education
- › Wake Forest University Bowman Gray School of Medicine, Gastroenterology Fellowship - 1987
- › Baylor College of Medicine, Internal Medicine Residency - 1985
- › Baylor College of Medicine, Internal Medicine Internship - 1983
- › University of El Salvador, MD - 1982
Memberships & Associations
- › GW Research Institute
Insurances Accepted
PPO- Aetna
- Aetna Medicare Advantage
- Arizona Foundation
- Beech Street
- CIGNA
- Coventry / First Health
- Fortified Provider Network
- Galaxy Health Network
- Great-West Healthcare
- Health Management Network, Inc.
- Humana ChoiceCare
- Interplan / HealthSmart
- MultiPlan
- Pacific Foundation for Medical Care
- Pacific Health Alliance
- Prime Health Services
- Private Healthcare Systems (PHCS)
- Scripps Employee Medical Plan
- Three Rivers
- USA MCO
- Aetna
- Aetna Medicare Advantage
- Alignment Health Medicare Advantage
- Anthem Blue Cross
- Anthem Blue Cross Medicare Advantage
- Blue Shield of California
- Blue Shield of California Promise Medicare Advantage
- Cigna
- Health Net
- Health Net Medicare Advantage
- Humana Healthcare Advantage
- Scan Medicare Advantage
- Scripps Health Plan
- United Healthcare
- United-AARP Medicare Advantage
Need help?
Contact Gregory J. Wiener, MD for more assistance at (619) 831-6014.
