Lauren Marissa Reilly, M.D.
Anesthesiology Physician · Chicago, IL
Lauren Marissa Reilly, M.D. is an anesthesiology physician with a practice address in Chicago, Illinois, and NPI 1639583586, issued on Jun 19, 2014. Check the license (Illinois 125065474, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Lauren Marissa Reilly
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- 125065474 IL
70260 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1936 N Clark St Apt 728, Chicago, IL 60614
- Phone
- (239) 290-2739
- Enumerated
- Jun 19, 2014
- Record last updated
- May 8, 2023
- Medicaid ID
- 1639583586 WI
- Medicare enrollment
- Enrolled (PECOS I20190123000071); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 2014
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,575 in Illinois → Look up another NPI →
Verify Lauren Marissa Reilly 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 125065474Check 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
- The Medical College OF Wisconsin IncMilwaukee, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lauren Marissa Reilly among 2,575 anesthesiology physician records in Illinois
Lauren Marissa Reilly, M.D. is one of 2,575 anesthesiology physician records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 66% of them.
- NPI issued2014 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2014 · median 2006 among the 1,608 with a school on file
- Record last updated2023 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,113 anesthesiology physician records list a practice address in Chicago
They are 1,113 of the 63,379 NPPES records with a practice address in Chicago, and 2,575 anesthesiology physician records in Illinois.
All 2,575 in Illinois → Every provider in Chicago → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Patrick Birmingham, M.DChicago, IL 606141093741977
- Steven Hall, M.DChicago, IL 606141538275649
- Paul Hertz, M.D.Chicago, IL 606141134162845
- Douglas Holmes, M.D.Chicago, IL 606141215106786
- Babette Horn, M.DChicago, IL 606141720015886
- Eryn Levis, MDChicago, IL 606141366514994
- Matthew Malters, MDChicago, IL 606141871676833
- Henry Przybylo, M.DChicago, IL 606141437185311
Common questions
What is Lauren Marissa Reilly, M.D.'s NPI number?
Lauren Marissa Reilly, M.D.'s National Provider Identifier (NPI) is 1639583586, issued on Jun 19, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Lauren Marissa Reilly, M.D. located?
The NPPES record lists a practice address at 1936 N Clark St Apt 728, Chicago, IL, 60614. Phone: (239) 290-2739. Providers update this record themselves, so call before visiting.
How can I verify Lauren Marissa Reilly, M.D.'s license?
NPPES lists Illinois license number 125065474, 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.