John Michael Brennan is a psychiatrist based in Dallas, Texas with 37 years of experience in Psychiatry. He completed his graduation from University Of Texas Southwestern Medical School At Dallas in 1989. He is also affiliated with hospitals like He accepts the Medicare-approved amount. Patients will not be billed for any more than the Medicare deductible and coinsurance. Active license number of John Michael Brennan is J3750 for Psychiatry in Texas. His current practice location is 7557 Rambler Rd Ste 565, Dallas. Patients can contact him at 214-824-2273 or can fax him at 214-826-9340. John Michael Brennan, M.D, P.A., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1336123173.
John Michael Brennan specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Practice Information
John Michael Brennan's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Provider Name John Michael Brennan
Specialization Psychiatry
Credentials M.D, P.A.
Accepts Medicare Assignment Yes
Experience 37+ years
Medical School Attended University Of Texas Southwestern Medical School At Dallas
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
PAC ID
5890851133
Enrollment ID
I20090318000517
NPI Number1336123173
NPI Enumeration Date: 05 Dec, 2005
NPI Last Update On: 02 Dec, 2025
Medical Licenses:
Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for John Michael Brennan are as mentioned below.
License NumberSpecializationStateStatus
J3750Psychiatry
TexasPrimary
Hospital Affiliation
Doctors are affiliated to many hospitals whom they worked with in the past or are presently working with. One doctor can be affiliated to four to five hospitals at a time.
Hospital Name (CCN)
StateHospital Type
(450021)Dallas, TXAcute Care Hospital
Other Medical Identifiers
Other professional identifiers associated with John Michael Brennan such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
0359267-01MedicaidTexas
4480010OtherTexasAETNA
Mailing Address
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.
John Michael Brennan 7557 Rambler Rd Ste 565, Dallas, TX - 75231-2373 Phone: 214-824-2273 Fax: 214-826-9340
Book an Appointment with John Michael Brennan
To schedule an appointment, contact John Michael Brennan at 7557 Rambler Rd Ste 565, Dallas, Texas or call the phone number listed below.
Below are some commonly asked questions about John Michael Brennan:
John Michael Brennan is a psychiatrist specializing in Psychiatry. He specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
John Michael Brennan completed his education (M.D, P.A.) from University Of Texas Southwestern Medical School At Dallas in 1989.
John Michael Brennan has approximately 37 years of experience in Psychiatry.
Yes, John Michael Brennan accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.
Yes, John Michael Brennan is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment. *Availability may change. Please contact the office directly to ask about appointments.
John Michael Brennan practices at 7557 Rambler Rd Ste 565, Dallas, Texas, 75231-2373.
To schedule an appointment with John Michael Brennan, please contact the office at 214-824-2273.
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