John Michael Brennan, MD, PA - Medicare Psychiatry in Dallas, TX

John Michael Brennan, MD, PA is a medicare enrolled "Psychiatry & Neurology - Psychiatry" physician in Dallas, Texas. He went to University Of Texas Southwestern Medical School At Dallas and graduated in 1989 and has 35 years of diverse experience with area of expertise as Psychiatry. His current practice location is 9101 N Central Expy, Suite 590, Dallas, Texas. You can reach out to his office (for appointments etc.) via phone at (214) 824-2273.

John Michael Brennan is licensed to practice in Texas (license number J3750) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1336123173.

Contact Information

John Michael Brennan, MD, PA
9101 N Central Expy, Suite 590,
Dallas, TX 75231-5927
(214) 824-2273
(214) 826-9340

Map and Direction




Physician's Profile

Full NameJohn Michael Brennan
GenderMale
SpecialityPsychiatry
Experience35 Years
Location9101 N Central Expy, Dallas, Texas
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • John Michael Brennan attended and graduated from University Of Texas Southwestern Medical School At Dallas in 1989
  NPI Data:
  • NPI Number: 1336123173
  • Provider Enumeration Date: 12/05/2005
  • Last Update Date: 11/30/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 5890851133
  • Enrollment ID: I20090318000517

Medical Identifiers

Medical identifiers for John Michael Brennan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336123173NPI-NPPES
0359267-01MedicaidTX
4480010OtherTXAETNA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084P0800XPsychiatry & Neurology - Psychiatry J3750 (Texas)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. John Michael Brennan allows following entities to bill medicare on his behalf.
Entity NameJ. Michael Brennan, M.d., P.a.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669661799
PECOS PAC ID: 8123185121
Enrollment ID: O20090318000526

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. John Michael Brennan is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
John Michael Brennan, MD, PA
7859 Walnut Hill Ln, Ste 350,
Dallas, TX 75230-5605

Ph: (214) 824-2273
John Michael Brennan, MD, PA
9101 N Central Expy, Suite 590,
Dallas, TX 75231-5927

Ph: (214) 824-2273

Reviews and Comments


Psychiatry & Neurology Doctors in Dallas, TX

Shirali Patel, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 6363 Forest Park Road 7th Floor Suite749, Dallas, TX 75390
Phone: 214-645-8500    Fax: 214-645-3775
Mr. Jonathan Devries, D.O.
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Medicare: Medicare Enrolled
Practice Location: 6201 Harry Hines Blvd, Dallas, TX 75390
Phone: 214-633-0580    
Abdullah Shoaib, M.D.
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Practice Location: 6201 Harry Hines Blvd, Dallas, TX 75390
Phone: 214-648-3916    Fax: 214-648-3916
Michael R Rosenthal, MD
Psychiatry & Neurology
Medicare: May Accept Medicare Assignments
Practice Location: 8210 Walnut Hill Ln, #619, Dallas, TX 75231
Phone: 214-345-5630    Fax: 214-345-5632
Steve A Roche, MD
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 12850 Hillcrest Rd, Suite F-206, Dallas, TX 75230
Phone: 972-404-8253    Fax: 972-701-0874
Catherine Karni, MD
Psychiatry & Neurology
Medicare: Medicare Enrolled
Practice Location: 5323 Harry Hines Blvd, Dallas, TX 75390
Phone: 214-456-5900    
Dr. William Robert Olmsted, M.D.
Psychiatry & Neurology
Medicare: Not Enrolled in Medicare
Practice Location: 8330 Meadow Rd, Ste 114, Dallas, TX 75231
Phone: 214-878-7442    Fax: 214-750-1971

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.