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).
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The overall average patient rating of Dr. Mary Clark is Excellent.
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Specialties & Research
Dr. Mary Clark, MD is board certified in Internal Medicine and Gastroenterology.
- She has special expertise in 5 areas:
- Acid Reflux Disease (Gastroesophageal Reflux / GERD)
- Hepatitis C
- Irritable Bowel Syndrome (IBS)
- Ulcerative Colitis
Education & Awards
Dr. Clark graduated from University of Hawaii, Honolulu.
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- Additional Information
- Dr. Mary Elizabeth R Clark MD is a female Internist, has 10 years of experience and practices in Internal Medicine and Gastroenterology.
- Where does Dr. Mary E. Clark practice?
- Dr. Mary Clark has 1 office location.
Dr. Mary Clark practices Internal Medicine and Gastroenterology near San Francisco, CA.
See San Francisco Internists and San Francisco Gastroenterologists.