Rosemary Guerguerian, MD is a medicare enrolled "Emergency Medicine" physician in Mount Prospect, Illinois. She graduated from medical school in 2000 and has 26 years of diverse experience with area of expertise as Emergency Medicine. She is a member of the group practice Endeavor Health Medical Group and her current practice location is
199 W Rand Rd Ste 203, Mount Prospect, Illinois. You can reach out to her office (for appointments etc.) via phone at
(847) 618-5400.
Rosemary Guerguerian is licensed to practice in Illinois (license number 036172003) and she also participates in the medicare program. She
accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1265482749.
Physician's Profile
| Full Name | Rosemary Guerguerian |
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| Gender | Female |
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| Speciality | Emergency Medicine |
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| Experience | 26 Years |
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| Location | 199 W Rand Rd Ste 203, Mount Prospect, Illinois |
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| Accepts Medicare Assignments | Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance. |
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Medical Education and Training:
- Rosemary Guerguerian graduated from medical school in 2000
NPI Data:
- NPI Number: 1265482749
- Provider Enumeration Date: 05/12/2006
- Last Update Date: 05/06/2026
Medicare PECOS Information:
- PECOS PAC ID: 3476445073
- Enrollment ID: I20241217003534
Medical Identifiers
Medical identifiers for Rosemary Guerguerian such as npi, medicare ID, medicare PIN, medicaid, etc.
| Identifier | Type | State | Issuer |
|---|
| 1265482749 | NPI | - | NPPES |
| 010095204 | Medicaid | VA | |
| P00150217 | Other | VA | RAILROAD MEDICARE |
Medical Taxonomies and Licenses
| Taxonomy | Type | License (State) | Status |
|---|
| 207P00000X | Emergency Medicine | 0101236285 (Virginia) | Secondary |
| 207P00000X | Emergency Medicine | 036172003 (Illinois) | Primary |
Medical Facilities Affiliation
Group Practice Association
| Group Practice Name | Group PECOS PAC ID | No. of Members |
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| Endeavor Health Medical Group | 2163334699 | 3372 |
Medicare Reassignments
Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Rosemary Guerguerian allows following entities to bill medicare on her behalf.
| Entity Name | Endeavor Health Medical Group |
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| Entity Type | Part B Supplier - Clinic/group Practice |
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| Entity Identifiers | NPI Number: 1497701882
PECOS PAC ID: 2163334699
Enrollment ID: O20040524000118 |
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Medicare Part D Prescriber Enrollment
Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Rosemary Guerguerian is
enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.
Mailing Address and Practice Location
| Mailing Address | Practice Location Address |
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Rosemary Guerguerian, MD
2650 Ridge Ave Ste 1223,
Evanston, IL 60201-1700
Ph: (847) 982-3363 | Rosemary Guerguerian, MD
199 W Rand Rd Ste 203,
Mount Prospect, IL 60056-1157
Ph: (847) 618-5400 |
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