Nicholas Allan Pasteur, M.D.
Emergency Medicine Physician · Chicago, IL
Nicholas Allan Pasteur, M.D. is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1104180173, issued on Jun 25, 2012. Check the license (Illinois 125061421, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Nicholas Allan Pasteur
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- 125061421 IL
036136480 IL
Self-reported in NPPES; status is on the state search - Practice location
- 7435 W Talcott Ave, Chicago, IL 60631
- Phone
- (773) 792-7921
- Enumerated
- Jun 25, 2012
- Record last updated
- May 23, 2023
- Medicare enrollment
- Enrolled (PECOS I20170510001553); accepts Medicare assignment
- Medical or professional school
- University Of Florida College Of Medicine, 2012
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 7435 W Talcott Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Logan Abel, MDEmergency Medicine Physician1447900592
- Rachel Abrams, M.D.Emergency Medicine Physician1659786317
- Eva Adams, P.T.Physical Therapist1265780753
- Jennifer AdamsStudent in an Organized Health Care Education/Training Program1710681473
- John Affinito, MDFamily Medicine Physician1316930191
- Omar Ahmed, DOEmergency Medicine Physician1043896947
Verify Nicholas Allan Pasteur 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 125061421Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
25% fewer Medicare Part D claims than the average emergency medicine physician in 2024
169 Medicare Part D claims for 126 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 19 claims were for opioids.
Most prescribed
- Prednisone21 claims
- Hydrocodone-Acetaminophen18 claims
- Ondansetron Odt18 claims
- Azithromycin14 claims
- Cephalexin13 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 75.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Emergency Professionals OF Colorado PCSterling, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicholas Allan Pasteur among 3,291 emergency medicine physician records in Illinois
Nicholas Allan Pasteur, 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 2012, is newer than 53% of them.
- NPI issued2012 · 53% of these records are older, 44% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2012 · median 2012 among the 1,867 with a school on file
- Record last updated2023 · 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).
1,310 emergency medicine physician records list a practice address in Chicago
They are 1,310 of the 63,379 NPPES records with a practice address in Chicago, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Chicago → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Stephen Bozek, M.D.Chicago, IL 606311841285103
- Shu Chan, M.D.Chicago, IL 606311790770014
- Steve Christos, D.O.Chicago, IL 606311902891237
- Darien Cohen, M.D.Chicago, IL 606311366437626
- James Harlan, M.D.Chicago, IL 606311619126372
- Linda Herman, M.D.Chicago, IL 606311619957776
- Matthew Jordan, M.D.Chicago, IL 606311952302101
- Robert Marshall, MDChicago, IL 606311316031396
Common questions
What is Nicholas Allan Pasteur, M.D.'s NPI number?
Nicholas Allan Pasteur, M.D.'s National Provider Identifier (NPI) is 1104180173, issued on Jun 25, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Allan Pasteur, M.D. located?
The NPPES record lists a practice address at 7435 W Talcott Ave, Chicago, IL, 60631. Phone: (773) 792-7921. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Allan Pasteur, M.D.'s license?
NPPES lists Illinois license number 125061421, 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 Nicholas Allan Pasteur, M.D. prescribe under Medicare Part D?
In 2024, Nicholas Allan Pasteur, M.D. had 169 Medicare Part D claims for 126 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Nicholas Allan Pasteur, M.D.'s MIPS final score?
The 2023 MIPS final score is 75.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.