Rosemary Guerguerian, MD
Emergency Medicine Physician · Mount Prospect, IL
Rosemary Guerguerian, MD is an emergency medicine physician with a practice address in Mount Prospect, Illinois, and NPI 1265482749, issued on May 12, 2006. Check the license (Illinois 036172003, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Rosemary Guerguerian
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 036172003 IL
0101236285 VA
Self-reported in NPPES; status is on the state search - Practice location
- 199 W Rand RD Ste 203, Mount Prospect, IL 60056
- Phone
- (847) 618-5400
- Enumerated
- May 12, 2006
- Record last updated
- May 6, 2026
- Fax
- (847) 618-5409
- Medicaid ID
- 010095204 VA
- Medicare enrollment
- Enrolled (PECOS I20241217003534); 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 199 W Rand RD Ste 203
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alison Check, APN-CNPNurse Practitioner1669357299
- Ewa Dembowski, MDCardiovascular Disease Physician1114158821
- Lauren Garside, PA-CPhysician Assistant1396364576
- Michael Glickman, MDInternal Medicine Physician1154347128
- Arthur HongFamily Medicine Physician1538420583
- Sheilendr Khipple, MDInternal Medicine Physician1083773295
Verify Rosemary Guerguerian 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 036172003Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Endeavor Health Medical GroupBuffalo Grove, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rosemary Guerguerian among 3,291 emergency medicine physician records in Illinois
Rosemary Guerguerian, MD 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
- Graduated2000 · median 2012 among the 1,867 with a school on file
- Record last updated2026 · 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).
Emergency Medicine Physician providers in Illinois
There are 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Mount Prospect → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Timothy Volk, MDMt Prospect, IL 600561801141726
- Duncan Dinkha, MDMorton Grove, IL 600531003802091
- Todd Arbiture, D.O.Mundelein, IL 600601487751269
- Suresh Abad, M.D.Vernon Hills, IL 600611639100126
- Van AliMcHenry, IL 600501457674582
- Song-Ling Chang, M.D.Northbrook, IL 600621497869218
- Natalie Dubovoy, MDMcHenry, IL 600501417195751
- Aaron Farber, D.O.McHenry, IL 600501871795443
Common questions
What is Rosemary Guerguerian, MD's NPI number?
Rosemary Guerguerian, MD's National Provider Identifier (NPI) is 1265482749, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Rosemary Guerguerian, MD located?
The NPPES record lists a practice address at 199 W Rand RD Ste 203, Mount Prospect, IL, 60056. Phone: (847) 618-5400. Providers update this record themselves, so call before visiting.
How can I verify Rosemary Guerguerian, MD's license?
NPPES lists Illinois license number 036172003, 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.