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

Ryan Marcus Naylor, MD, PHD

Individual provider Neurological Surgery Physician · NPI 1215433206

Ryan Marcus Naylor, MD, PHD is a Neurosurgery in Chicago, Illinois. Graduated from Mayo Medical School in 2018, 8 years ago. Practices with University of Chicago, a 1,681-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California, Illinois and Minnesota.

Years since qualifying
8
Trained at
Mayo Medical School
Licensed in
CA, IL, MN
In the registry since
2018
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

5841 S Maryland Ave
Chicago, IL 60637-1443
Phone: (888) 824-0200
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 1520 San Pablo St Ste 3800, Los Angeles, CA 90033-5328 — (323) 442-5720

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence 036177244 (IL)
Neurological Surgery Physician Taxonomy 207T00000X · Licence 29184 (MN)
Neurological Surgery Physician Taxonomy 207T00000X · Licence A200643 (CA)

Record details

NPI number1215433206
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMarch 30, 2018
Last updated in NPPESNovember 14, 2025
Certification dateNovember 14, 2025

Medicare enrollment

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

Medicare specialtyNEUROSURGERY
Medical schoolMAYO MEDICAL SCHOOL
Graduated 2018 (8 years in practice)
Group practice University Of Chicago — 1681 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Chicago