Browse Health
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. Thomas Keller:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Patient comments (10)

The overall average patient rating of Dr. Thomas Keller is Excellent. Dr. Keller has been reviewed by 17 patients who have provided 10 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 4.2
Courteous Staff 4.3
Accurate Diagnosis 4.6
Bedside Manner 4.8
Spends Time with Me 4.5
Follows Up After Visit 4.6

Specialties & Research

Dr. Thomas Keller, DO is board certified in Internal Medicine.

Education & Awards

Dr. Keller graduated from West Virginia School of Osteopathic Medicine, Lewisburg. He has 4 awards.

Patients' Choice 5th Anniversary Award (2014)
Patients' Choice Award (2010 - 2014)
Compassionate Doctor Award - 5 Year Honoree (2014)
Compassionate Doctor Recognition (2010 - 2014)


Dr. Keller has 2 hospital affiliations:

  • Hanover Hospital, Inc 
  • Hanover General Hospital 

> > > > Dr. Thomas Keller, DO

Similar doctors nearby

Dr. Oscar Murillo

Internal Medicine
29 years experience
Hanover, PA

Dr. Gayle Andrews-Murray

Internal Medicine
Hanover, PA

Dr. Paul Thomas

Internal Medicine
Hanover, PA

Dr. Moushumi Kundu

Internal Medicine
19 years experience
Hanover, PA

Dr. Joanne Chan

Internal Medicine
17 years experience
Hanover, PA

Dr. Khalid Siddiqui

Internal Medicine
26 years experience
Hanover, PA
Search All Similar Doctors
Additional Information
Dr. Thomas Clark Keller DO is a male Internist, has 10 years of experience and practices in Internal Medicine.
Where does Dr. Thomas C. Keller practice?
Dr. Thomas Keller has 1 office location.
Dr. Thomas Keller practices Internal Medicine near Hanover, PA.
See Hanover Internists.