Internal Medicine - Gastroenterology Specialists in Lewiston, ME
Browse 9 Internal Medicine - Gastroenterology providers listed in NPPES with a practice address in Lewiston, Maine.
How Lewiston compares with the U.S.
9 active clinicians in Internal Medicine - Gastroenterology list a practice address in Lewiston, ME in the NPI registry.
With fewer than 10 clinicians, rates per 100,000 residents are not reliable enough to compare.
Too few clinicians in Internal Medicine - Gastroenterology in Lewiston are listed in the CMS Medicare file to report Medicare assignment or telehealth shares.
These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.
Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@t-medinfo.com · Methodology
Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of November 2026.
Dr. Oswaldo Bisbal , MD
Internal Medicine - Gastroenterology
Dr. Mark T Branda , MD
Internal Medicine - Gastroenterology
Dr. Jordan Goldstein , MD
Internal Medicine - Gastroenterology
Dr. John F Lewandowski , MD
Internal Medicine - Gastroenterology
Dr. Catherine Harty Mccrann , MD
Internal Medicine - Gastroenterology
Dr. Emil Peter Miskovsky , MD
Internal Medicine - Gastroenterology
Dr. Michael R Sivulich , MD
Internal Medicine - Gastroenterology
Dr. Benjamin Stein , MD
Internal Medicine - Gastroenterology
Dr. Mark J Sterling , MD
Internal Medicine - Gastroenterology
Frequently Asked Questions about Internal Medicine - Gastroenterology in Lewiston
Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Maine licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.
This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.
Other Specialties in Lewiston
- Social Worker - Clinical 158
- Occupational Therapist 104
- Physical Therapist 79
- Nurse Practitioner - Family 66
- Nurse Anesthetist, Certified Registered 61
- Nurse Practitioner - Psychiatric/Mental Health 41
- Physician Assistant 37
- Nurse Practitioner 30
- Chiropractor 19
- Optometrist 19
- Nurse Practitioner - Acute Care 15
- Dentist 14
Internal Medicine - Gastroenterology Specialists in Other Maine Cities
Cities with the most listed practitioners first.