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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. Allen Hamaker:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (3)

The overall average patient rating of Dr. Allen Hamaker is Good. Dr. Hamaker has been reviewed by 10 patients who have provided 3 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Promptness 3.9
Courteous Staff 3.7
Accurate Diagnosis 3.9
Bedside Manner 4.2
Spends Time with Me 4.7
Follows Up After Visit 4.0

Specialties & Research

Dr. Allen Hamaker, MD is board certified in Internal Medicine.

  • He has special expertise in 2 areas:
  • Weight Loss
  • Weight loss (non-surgical)

Education & Awards

Dr. Hamaker graduated from Wayne State University, Detroit. He has 1 awards.

Patients' Choice Award (2008 - 2009, 2011 - 2012)


Dr. Hamaker has 5 hospital affiliations:

  • Deaconess Hospital 
  • Integris Baptist Medical Center Okla Cit 

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Additional Information
Dr. Allen J Hamaker MD is a male Internist, has 22 years of experience and practices in Internal Medicine.
Where does Dr. Allen J. Hamaker practice?
Dr. Allen Hamaker has 1 office location.
Dr. Allen Hamaker practices Internal Medicine near Oklahoma City, OK.
See Oklahoma City Internists.