HealthCareAtlasUSA

This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / MO

YAZAN A ABDALLA, MD

GASTROENTEROLOGY

Graduated: 2005

Also: INTERNAL MEDICINE

Offers telehealth

NPI: 1033365358

Practice Locations (2)

MERCY CLINIC GASTROENTEROLOGY LLC

200 BREVCO PLZ, SUITE 208

LAKE ST LOUIS, MO 633672950

6365619020

MERCY CLINIC GASTROENTEROLOGY LLC

10012 KENNERLY RD, SUITE 102

SAINT LOUIS, MO 631282197

3145435240

Source: CMS National Downloadable File, September 2026.