Margaret Mary Tobin
Family Nurse Practitioner · Chicago, IL
Margaret Mary Tobin is a family nurse practitioner with a practice address in Chicago, Illinois, and NPI 1386127579, issued on Sep 13, 2018. Check the license (Illinois 209018021, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Mary Tobin
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 209018021 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4051 N Lincoln Ave, Chicago, IL 60618
- Phone
- (866) 389-2727
- Enumerated
- Sep 13, 2018
- Record last updated
- Jun 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20210823001157); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 4051 N Lincoln Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Milani Philip, FNP- BCFamily Nurse Practitioner1285195784
- Syra Postelnick, FNPFamily Nurse Practitioner1881097301
Verify Margaret Mary Tobin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209018021Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average family nurse practitioner in 2024
46 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 96% of 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.
Industry payments in 2024: $126.38
4 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 99,489 providers of this specialty with any payment received $650.95 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.
Bills Medicare through one group practice
- Infusion Express OF Illinois LLCGlenview, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Mary Tobin among 7,639 family nurse practitioner records in Illinois
Margaret Mary Tobin is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% 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 44% of them.
- NPI issued2018 · 44% of these records are older, 49% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2018 · median 2018 among the 4,778 with a school on file
- Record last updated2025 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,567 family nurse practitioner records list a practice address in Chicago
They are 1,567 of the 63,379 NPPES records with a practice address in Chicago, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Chicago → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Lucila AvilaChicago, IL 606181215348073
- Susan Braun, NPChicago, IL 606181912917600
- Virgilio Caramay, FNP-BCChicago, IL 606181508332552
- Eva Conty-CuevasChicago, IL 606181578670428
- Lauren Fishback, APRNChicago, IL 606181255849030
- Margaret Gordon, NPChicago, IL 606181003380148
- Pei Hui-Sam, NPChicago, IL 606181659736502
- Anne-Marie Maida, FNP-BCChicago, IL 606181699950576
Common questions
What is Margaret Mary Tobin's NPI number?
Margaret Mary Tobin's National Provider Identifier (NPI) is 1386127579, issued on Sep 13, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Mary Tobin located?
The NPPES record lists a practice address at 4051 N Lincoln Ave, Chicago, IL, 60618. Phone: (866) 389-2727. Providers update this record themselves, so call before visiting.
How can I verify Margaret Mary Tobin's license?
NPPES lists Illinois license number 209018021, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Margaret Mary Tobin prescribe under Medicare Part D?
In 2024, Margaret Mary Tobin had 46 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. 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.