Internist, Gastroenterologist (digestive)
29 years of experience
Accepting new patients
License & Identifications

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).

Learn more about Dr. Lawrence Ma:

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  1. Qualifications
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Patient Reviews

Patient comments (0)

The overall average patient rating of Dr. Lawrence Ma is Average. Dr. Ma has been reviewed by 3 patients who have provided 0 comments. The rating is 3 out of 5 stars.

Specialties & Research

  • He has special expertise in 5 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Ma graduated from Harvard University , Boston.


Dr. Ma has 5 hospital affiliations:

  • University of California, Irvine Medical Center 
  • Whittier Hospital Medical Center 


  • Mandarin

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Additional Information
Dr. Lawrence M Leo Ma MD is a male Internist, has 29 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Lawrence M. Ma practice?
Dr. Lawrence Ma has 1 office location.
Dr. Lawrence Ma practices Internal Medicine and Gastroenterology near Whittier, CA.
See Whittier Internists and Whittier Gastroenterologists.