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).

Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Robert Holtz is Excellent. Dr. Holtz has been reviewed by 6 patients who have provided 1 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 2.3
Promptness 3.7
Courteous Staff 2.3
Accurate Diagnosis 4.3
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 3.0

Specialties & Research

  • He has special expertise in 2 areas:
  • Diabetes
  • Diabetes Complications

Education & Awards

Dr. Holtz graduated from Midwestern University, Downers Grove. He has 2 awards.

Bridges to Excellence Recognition
Diabetes Care Recognition (2014 - 2016)
Level II
NCQA Diabetes Physician Recognition Program (2014 - 2017)


Dr. Holtz has 6 hospital affiliations:

  • Methodist Dallas Medical Center 
  • Texas Health Presbyterian Hospital Plano 


  • Spanish

Similar doctors nearby

Dr. Christina Holtz

Family Medicine
16 years experience
Grand Prairie, TX

Dr. Kathleen Humphries

Family Medicine
23 years experience
Grand Prairie, TX

Dr. Manisha Raja

Family Medicine
13 years experience
Grand Prairie, TX

Dr. James Yarmchuk

Family Medicine
20 years experience
Grand Prairie, TX

Dr. Feyisara Akanki

Family Medicine
Grand Prairie, TX

Dr. James Almand

Family Medicine
Grand Prairie, TX
Search All Similar Doctors
Additional Information
Dr. Robert Joseph Holtz DO is a male Family Practitioner, has 16 years of experience and practices in Family Medicine.
Where does Dr. Robert J. Holtz practice?
Dr. Robert Holtz has 2 office locations.
Dr. Robert Holtz practices Family Medicine near Grand Prairie, TX.
Additional practice locations include: Frisco, TX.
See Grand Prairie Family Physicians.