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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. Terence Lewis:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (2)

The overall average patient rating of Dr. Terence Lewis is Excellent. Dr. Lewis has been reviewed by 5 patients who have provided 2 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

  • He has special expertise in 6 areas:
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Constipation
  • Heartburn
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Education & Awards

Dr. Lewis graduated from University Of Sydney.


Dr. Lewis has 5 hospital affiliations:

  • Loma Linda University Medical Center 
  • Riverside County Regional Medical Center 


  • English

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Additional Information
Dr. Terence Lewis MD is a male Internist, has 45 years of experience and practices in Gastroenterology.
Where does Dr. Terence Lewis practice?
Dr. Terence Lewis has 1 office location.
Dr. Terence Lewis practices Gastroenterology near Loma Linda, CA.
See Loma Linda Gastroenterologists.