Marguerite Mary O'Donnell, FNP
Nurse Practitioner · Chicago, IL
Marguerite Mary O'Donnell, FNP is a nurse practitioner with a practice address in Chicago, Illinois, and NPI 1144501081, issued on Sep 6, 2011. Check the license (Illinois 209.010649, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marguerite Mary O'Donnell
- Credential
- FNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 209.010649 IL
Self-reported in NPPES; status is on the state search - Practice location
- 9831 S Western Ave, Chicago, IL 60643
- Phone
- (773) 445-3500
- Enumerated
- Sep 6, 2011
- Record last updated
- Apr 23, 2025
- Fax
- (773) 445-0575
- Medicare enrollment
- Enrolled (PECOS I20131115000309); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 9831 S Western Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Patrice Burch, MDFamily Medicine Physician1679508071
- Patricia Burke, M.D.Geriatric Medicine (Internal Medicine) Physician1518042787
Verify Marguerite Mary O'Donnell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209.010649Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
29% more Medicare Part D claims than the average nurse practitioner in 2024
1,426 Medicare Part D claims for 424 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
- Albuterol Sulfate Hfa104 claims
- Atorvastatin Calcium64 claims
- Rosuvastatin Calcium56 claims
- Baclofen51 claims
- Amlodipine Besylate50 claims
- Losartan Potassium43 claims
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 one group practice
- Advocate Health And Hospitals CorporationBuffalo Grove, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marguerite Mary O'Donnell among 4,892 nurse practitioner records in Illinois
Marguerite Mary O'Donnell, FNP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 20% of them.
- NPI issued2011 · 20% of these records are older, 78% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2013 · median 2018 among the 3,389 with a school on file
- Record last updated2025 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
952 nurse practitioner records list a practice address in Chicago
They are 952 of the 63,379 NPPES records with a practice address in Chicago, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Chicago → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Kristine Campbell, FNP-BCChicago, IL 606431649127150
- Karmen Maytum, NPChicago, IL 606431467981571
- Ewa Rafacz, N.PChicago, IL 606431154878510
- Miesha ThomasChicago, IL 606431538889092
- Alowonle AwedaChicago, IL 606421598543175
- Jennifer DomingoChicago, IL 606421790647782
- Doris Huang, FNPChicago, IL 606441447304431
- George Jensen, NPChicago, IL 606421316737430
Common questions
What is Marguerite Mary O'Donnell, FNP's NPI number?
Marguerite Mary O'Donnell, FNP's National Provider Identifier (NPI) is 1144501081, issued on Sep 6, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Marguerite Mary O'Donnell, FNP located?
The NPPES record lists a practice address at 9831 S Western Ave, Chicago, IL, 60643. Phone: (773) 445-3500. Providers update this record themselves, so call before visiting.
How can I verify Marguerite Mary O'Donnell, FNP's license?
NPPES lists Illinois license number 209.010649, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Marguerite Mary O'Donnell, FNP prescribe under Medicare Part D?
In 2024, Marguerite Mary O'Donnell, FNP had 1,426 Medicare Part D claims for 424 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.