Ryan Marcus Naylor, M.D., PH.D.
Neurological Surgery Physician · Chicago, IL
Ryan Marcus Naylor, M.D., PH.D. is a neurological surgery physician with a practice address in Chicago, Illinois, and NPI 1215433206, issued on Mar 30, 2018. Check the license (Illinois 036177244, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Ryan Marcus Naylor
- Credential
- M.D., PH.D.
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License numbers
- 036177244 IL
A200643 CA
29184 MN
Self-reported in NPPES; status is on the state search - Practice location
- 5841 S Maryland Ave, Chicago, IL 60637
- Phone
- (888) 824-0200
- Enumerated
- Mar 30, 2018
- Record last updated
- Nov 14, 2025
- Medicare enrollment
- Enrolled (PECOS I20260327000732); accepts Medicare assignment
- Medical or professional school
- Mayo Medical School, 2018
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 375 in Illinois → Look up another NPI →
Also registered at 5841 S Maryland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ryan Marcus Naylor in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036177244Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $2,748.73
22 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- The University OF Chicago Medical CenterChicago, IL · Acute Care Hospitals4 of 5 stars
- University OF ChicagoCrown Point, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Ryan Marcus Naylor among 375 neurological surgery physician records in Illinois
Ryan Marcus Naylor, M.D., PH.D. is one of 375 neurological surgery physician records with a practice address in Illinois. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 73% of them.
- NPI issued2018 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2018 · median 2004 among the 199 with a school on file
- Record last updated2025 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in Illinois
There are 375 neurological surgery physician records in Illinois.
All 375 in Illinois → Every provider in Chicago → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- Issam AwadChicago, IL 606371699781690
- Mohamad Bydon, M.D.Chicago, IL 606371871766022
- Omar Choudhri, M.D.Chicago, IL 606371225294432
- Youssef Comair, M.D.Chicago, IL 606371134152697
- Paramita DasChicago, IL 606371912226614
- Arthur Dipatri, MDChicago, IL 606371396731444
- Martin Herman, M.D., PH.D.Chicago, IL 606371306844899
- Peleg HorowitzChicago, IL 606371003088279
Common questions
What is Ryan Marcus Naylor, M.D., PH.D.'s NPI number?
Ryan Marcus Naylor, M.D., PH.D.'s National Provider Identifier (NPI) is 1215433206, issued on Mar 30, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Marcus Naylor, M.D., PH.D. located?
The NPPES record lists a practice address at 5841 S Maryland Ave, Chicago, IL, 60637. Phone: (888) 824-0200. Providers update this record themselves, so call before visiting.
How can I verify Ryan Marcus Naylor, M.D., PH.D.'s license?
NPPES lists Illinois license number 036177244, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.