Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Ryan Tomas Brennan, DO

Individual provider Neurology Physician · NPI 1649561978

Ryan Tomas Brennan, DO is a Neurology in Milwaukee, Wisconsin. Graduated from Michigan State University College of Osteopathic Medicine in 2011, 15 years ago. Practices with Froedtert Andthe Medical College of Wisconsin Community Physicians Inc, a 1,255-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Nebraska and Wisconsin.

Years since qualifying
15
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
NE, WI
In the registry since
2011
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

9200 W Wisconsin Ave Dept OF Neurology
Milwaukee, WI 53226-3522
Phone: (414) 805-5200
Fax: (414) 259-0469
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 60539 (WI)
Neurology Physician Taxonomy 2084N0400X · Licence 1306 (NE)

Record details

NPI number1649561978
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 20, 2011
Last updated in NPPESJuly 21, 2022
Mailing address9200 W Wisconsin Avenue, Department Of Neurology, Milwaukee, WI 53226-3522

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEUROLOGY
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2011 (15 years in practice)
Group practice Froedtert Andthe Medical College Of Wisconsin Community Physicians Inc — 1255 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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