Neurologist | 15+ years experience

Ryan Tomas Brennan, D.O.

9200 W Wisconsin Avenue, Department Of Neurology, Milwaukee, Wisconsin, 53226-3522

About Ryan Tomas Brennan

Ryan Tomas Brennan is a neurologist based in Milwaukee, Wisconsin with 15 years of experience in Neurology. He completed his graduation from Michigan State University College Of Osteopathic Medicine in 2011. 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 Ryan Tomas Brennan is 60539 for Neurology in Wisconsin. His current practice location is 9200 W Wisconsin Avenue, Department Of Neurology, Milwaukee. Patients can reach him at 414-805-5200 or can fax him at 414-259-0469. Ryan Tomas Brennan is D.O. in Neurology and his NPI number (Unique professional ID assigned by NPPES) is 1649561978.

Ryan Tomas Brennan specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

Practice Information

Ryan Tomas Brennan speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Ryan Tomas Brennan
Specialization Neurology
Credentials D.O.
Accepts Medicare Assignment Yes
Experience 15+ years
Medical School Attended Michigan State University College Of Osteopathic Medicine
Graduation Year 2011
Gender Male
Practice Address: 9200 W Wisconsin Avenue, Department Of Neurology
Milwaukee, WI - 53226-3522
Fax 414-259-0469

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

PAC ID 0042527764
Enrollment ID I20170620003266
NPI Number1649561978
NPI Enumeration Date: 20 Apr, 2011
NPI Last Update On: 21 Jul, 2022

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Ryan Tomas Brennan are as mentioned below.

License NumberSpecializationStateStatus
60539Neurology WisconsinPrimary
1306Neurology NebraskaSecondary

Hospital Affiliation

Doctors are affiliated to many hospitals whom they worked with in the past or are presently working with. One surgeon can be affiliated to four to five hospitals at a time.
Hospital Name (CCN) StateHospital Type
(520177)Milwaukee, WIAcute Care Hospital

Group Practice

Group practices are practice of medicine by a group of healthcare professionals who share their premises and other resources. Following list states all the group name with which Ryan Tomas Brennan is associated with along with the number of members in that group.
Organization Name (Group PAC ID) Members
Froedtert Andthe Medical College Of Wisconsin Community Physicians Inc (3678760063)951
The Medical College Of Wisconsin Inc (2668384371)1714

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Ryan Tomas Brennan
9200 W Wisconsin Avenue, Department Of Neurology
Milwaukee, WI - 53226-3522
Phone: 414-805-5200
Fax: 414-259-0469

Book an Appointment with Ryan Tomas Brennan

To schedule an appointment, contact Ryan Tomas Brennan at 9200 W Wisconsin Avenue, Department Of Neurology, Milwaukee, Wisconsin or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Ryan Tomas Brennan:

Dr. Ryan Tomas Brennan is a neurologist specializing in Neurology. He specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

Dr. Ryan Tomas Brennan completed his education (D.O.) from Michigan State University College Of Osteopathic Medicine in 2011.

Dr. Ryan Tomas Brennan has approximately 15 years of experience in Neurology.

Yes, Dr. Ryan Tomas Brennan accepts Medicare assignment, meaning the provider participates in Medicare and accepts Medicare-approved amounts for eligible services.

Yes, Dr. Ryan Tomas Brennan is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

Dr. Ryan Tomas Brennan practices at 9200 W Wisconsin Avenue, Department Of Neurology, Milwaukee, Wisconsin, 53226-3522.

To schedule an appointment with Dr. Ryan Tomas Brennan, please contact the office at 414-805-5200.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.