Rene H. Adrian, M.D.
Emergency Medicine Physician · Park Ridge, IL
Rene H. Adrian, M.D. is an emergency medicine physician with a practice address in Park Ridge, Illinois, and NPI 1104905652, issued on Nov 3, 2006. Check the license (Illinois 036111002, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Rene H. Adrian
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 036111002 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1775 Dempster, Park Ridge, IL 60068
- Phone
- (847) 723-7624
- Enumerated
- Nov 3, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 036111002 IL
- Medicare enrollment
- Enrolled (PECOS I20041025001105); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 1775 Dempster
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Allegretti, MDEmergency Medicine Physician1265501621
- Susan BallisEmergency Medicine Physician1073682183
- Ronald BarrecaEmergency Medicine Physician1922177963
- David HassardEmergency Medicine Physician1619046554
- Jon OlsenEmergency Medicine Physician1083783930
- Constance Ryjewski, APN-CNSMedical-Surgical Clinical Nurse Specialist1861613507
Verify Rene H. Adrian 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 036111002Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average emergency medicine physician in 2024
32 Medicare Part D claims for 21 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through 2 group practices
- Iems Physician Services PLLCChicago, IL
- Illinois Emergency Medicine Specialists LLCChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rene H. Adrian among 3,291 emergency medicine physician records in Illinois
Rene H. Adrian, M.D. is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 68% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2001 · median 2012 among the 1,867 with a school on file
- Record last updated2007 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
42 emergency medicine physician records list a practice address in Park Ridge
They are 42 of the 2,577 NPPES records with a practice address in Park Ridge, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Park Ridge → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Halleh Akbarnia, M.D.Park Ridge, IL 600681144301227
- Amy Archer, M.D.Park Ridge, IL 600681851386361
- Susan BallisPark Ridge, IL 600681073682183
- Ronald BarrecaPark Ridge, IL 600681922177963
- Todd Clark, MEDICAL DOCTORPark Ridge, IL 600681073504767
- Troy Foster, MDPark Ridge, IL 600681851332043
- Ryan Greene, M.D.Park Ridge, IL 600681154342574
- Mary Guenther, MDPark Ridge, IL 600681598876096
Common questions
What is Rene H. Adrian, M.D.'s NPI number?
Rene H. Adrian, M.D.'s National Provider Identifier (NPI) is 1104905652, issued on Nov 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rene H. Adrian, M.D. located?
The NPPES record lists a practice address at 1775 Dempster, Park Ridge, IL, 60068. Phone: (847) 723-7624. Providers update this record themselves, so call before visiting.
How can I verify Rene H. Adrian, M.D.'s license?
NPPES lists Illinois license number 036111002, 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.
How much does Rene H. Adrian, M.D. prescribe under Medicare Part D?
In 2024, Rene H. Adrian, M.D. had 32 Medicare Part D claims for 21 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
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.