Summary

Dr. Brennan graduated from the University of Texas Southwestern Medical School in 1989. He works in Dallas, TX and 1 other location and specializes in Psychiatry. Dr. Brennan is affiliated with Baylor Scott And White Institute For Rehabilitation Hospital Dallas.

Quick Facts

  • accepting new patients
  • 3.5
  • 37 years of experience
  • 8 insurance plans accepted
  • speaks English
  • Massachusetts General Hospital
  • 28 written reviews
  • 1 specialty
  • 14 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. John Michael Brennan has 2 locations

Brennan John Office

7557 Rambler Rd Ste 565Dallas, TX 75231
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Vobach And Brennan Medical Group

7859 Walnut Hill Ln Ste 350Dallas, TX 75230
Mon8:30 am - 4:30 pm
Tue8:30 am - 4:30 pm
Wed8:30 am - 4:30 pm
Thu8:30 am - 4:30 pm
Fri8:30 am - 2:00 pm
SatClosed
SunClosed

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Dr. John Michael Brennan, MDApril Davis, PMHNPVera Anyirah, PMHNP-BC, APRN-CNMargaret G. Nnandilobi, APRN, FNP-C, PMHNP-C
PsychiatryPsychiatryPsychiatryPsychiatry
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
0 
0 
0 
37 Years of Experience 16 Years of Experience 2 Years of Experience 6 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Dallas , TXProsper , TXLavon , TXWylie , TX
Med School: University Of Texas Southwestern Medical School Med School: University of Akron Med School: Wilkes University
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. John Michael Brennan

  • Aetna
  • Blue Cross Blue Shield
  • Care N' Care
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • UnitedHealthcare

Medical Specialties

Dr. John Michael Brennan has the following specialty

Specialty Expertise

Dr. John Michael Brennan has the following 14 areas of expertise

  • Anxiety Disorders
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Attention-Deficit/Hyperactivity Disorder (ADHD)
  • Bipolar Disorder
  • Bipolar Disorder / Manic Depressive Disorder
  • Clinical Depression
  • Depression
  • Depressive Disorder
  • Insomnia
  • Mental Illness
  • Mood Disorders
  • Personality Disorder
  • Schizophrenia
  • Sleep Disorders

Certifications, License, & Education

37 Years Experience

Dr. John Michael Brennan holds an active medical license in the state of Texas.

Medical License

Medical Doctor with an active medical license in the state of Texas that expired in 2026.

Education & Training

Residency

Completed their residency at Massachusetts General Hospital.

Medical School

Graduated from University Of Texas Southwestern Medical School in 1989.

NPI Number

Dr. Brennan's NPI number is 1336123173.

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Frequently Asked Questions

What languages does Dr. John Brennan speak?
Dr. John Brennan speaks English.
How can I make an appointment with Dr. John Brennan?
You can find contact information for Dr. John Brennan here on Vitals.
Does Dr. John Brennan accept virtual/telehealth appointments?
Dr. John Brennan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. John Brennan's office located?
Dr. John Brennan's office is located at 7557 Rambler Rd Ste 565, Dallas, TX, 75231.
Which hospitals is Dr. John Brennan affiliated with?
Dr. John Brennan is affiliated with Baylor Scott And White Institute For Rehabilitation Hospital Dallas.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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