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

Dr. Ryan Patrick Brennan, MD

Individual provider Neurological Surgery Physician · NPI 1619111853

Dr. Ryan Patrick Brennan, MD is a Neurosurgery in Quincy, Illinois. Graduated from Indiana University School of Medicine in 2009, 17 years ago. Practices with Blessing Hospital, a 413-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Illinois and Washington.

Years since qualifying
17
Trained at
Indiana University School of Medicine
Licensed in
IL, WA
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4800 Maine St
Quincy, IL 62305-5875
Phone: (217) 214-9620
Fax: (217) 214-5678
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 9500 Euclid Ave, Cleveland, OH 44195-0001 — (812) 287-2188
  • 1100 Goethals Dr Ste B, Richland, WA 99352-3301 — (509) 942-3080
  • 9040 Jackson Ave, Tacoma, WA 98431-0001 — (253) 968-1374

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence 036164832 (IL)
Neurological Surgery Physician Taxonomy 207T00000X · Licence 60633008 (WA)

Record details

NPI number1619111853
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 30, 2009
Last updated in NPPESJuly 3, 2024
Certification dateJuly 3, 2024
Mailing address1005 Broadway St, Quincy, IL 62301-2834

Medicare enrollment

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

Medicare specialtyNEUROSURGERY
Medical schoolINDIANA UNIVERSITY SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Blessing Hospital — 413 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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