Browse Health
Family Practitioner, Primary Care Doctor
15 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).

Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. John Mercer is Excellent. Dr. Mercer has been reviewed by 9 patients who have provided 4 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 4.9

Specialties & Research

Dr. John Mercer, MD is board certified in Family Medicine.

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

Education & Awards

Dr. Mercer graduated from Louisiana State University at New Orleans. He has 8 awards.

Patients' Choice Award (2014 - 2015)
Compassionate Doctor Recognition (2014)
Bridges to Excellence Recognition
Diabetes Care Recognition (2016 - 2018)
Level II
Cardiac Care Recognition (2016 - 2018)
Level III
Asthma Care Recognition (2016 - 2018)
Level I
Physician Office Systems Recognition (2016 - 2018)
Level II
NCQA Physician Practice Connections - Patient Centered Medical Home (2014 - 2017)
On-Time Doctor Award (2014 - 2015)


Dr. Mercer has 10 hospital affiliations:

  • Baylor University Medical Center 
  • Baylor Medical Center At Irving 


  • English

> > > > Dr. John Mercer, MD

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Additional Information
Dr. John Mercer MD is a male Family Practitioner, has 15 years of experience and practices in Family Medicine.
Where does Dr. John Mercer practice?
Dr. John Mercer has 1 office location.
Dr. John Mercer practices Family Medicine near Wylie, TX.
See Wylie Family Physicians.