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).

Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Theodore Loewenthal is Good. Dr. Loewenthal has been reviewed by 9 patients who have provided 3 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.0
Promptness 3.0
Courteous Staff 3.0
Accurate Diagnosis 3.0
Bedside Manner 3.0
Spends Time with Me 4.3
Follows Up After Visit 2.3

Specialties & Research

Dr. Theodore Loewenthal, MD is board certified in Internal Medicine and Gastroenterology.

  • 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. Loewenthal graduated from Tufts University, Boston. He has 1 awards.

Patients' Choice Award (2008 - 2009, 2011)


Dr. Loewenthal has 8 hospital affiliations:

  • Hartford Hospital 
  • University of Connecticut Health Center 


  • English

> > > > Dr. Theodore Loewenthal, MD

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Additional Information
Dr. Theodore L Loewenthal MD is a male Internist, has 32 years of experience and practices in Internal Medicine and Gastroenterology.
Where does Dr. Theodore L. Loewenthal practice?
Dr. Theodore Loewenthal has 10 office locations.
Dr. Theodore Loewenthal practices Internal Medicine and Gastroenterology near Bloomfield, CT.
Additional practice locations include: Wethersfield, CT and Glastonbury, CT.
See Bloomfield Internists and Bloomfield Gastroenterologists.