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Internist, Adult Medicine Primary Care
35 years of experience
Accepting new patients
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. John Wittenberg:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (5)

The overall average patient rating of Dr. John Wittenberg, Internist, Adult Medicine Primary Care is Good. Dr. Wittenberg has been reviewed by 12 patients who have provided 5 comments. The rating is 4 out of 5 stars.

Patient Ratings
Ease of Appointment 4.4
Promptness 3.9
Courteous Staff 4.2
Accurate Diagnosis 4.1
Bedside Manner 4.0
Spends Time with Me 4.0
Follows Up After Visit 4.2

Specialties & Research

Dr. John Wittenberg, MD is board certified in Internal Medicine.

  • He has special expertise in 5 areas:
  • Allergy
  • Asthma
  • Diabetes
  • Preventive Medicine
  • Skin Diseases

Education & Awards

Dr. Wittenberg graduated from University of Wisconsin at Madison. He has 5 awards.

Patients' Choice Award (2011)
Bridges to Excellence Recognition
Diabetes Care Recognition (2014 - 2016)
Level II
Bridges to Excellence Medical Home Recognition (2013 - 2016)
Level III
NCQA Diabetes Physician Recognition Program (2014 - 2017)
NCQA Physician Practice Connections - Patient Centered Medical Home (2013 - 2016)


Dr. Wittenberg has 2 hospital affiliations:

  • Medical Center Of Plano 
  • Baylor Regional Medical Center at Plano 


  • English

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Additional Information
Dr. John Frederick Wittenberg MD is a male Internist, has 35 years of experience and practices in Internal Medicine.
Where does Dr. John F. Wittenberg practice?
Dr. John Wittenberg has 1 office location.
Dr. John Wittenberg practices Internal Medicine near Plano, TX.
See Plano Internists.