Margaret Isabel Thirston, M.D.
Anesthesiology Physician · Quincy, IL
Margaret Isabel Thirston, M.D. is an anesthesiology physician with a practice address in Quincy, Illinois, and NPI 1114103330, issued on Jan 17, 2008. Check the license (Illinois 036114092, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Margaret Isabel Thirston
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- 036114092 IL
ME100633 FL
Self-reported in NPPES; status is on the state search - Practice location
- 3301 Broadway St, Quincy, IL 62301
- Phone
- (217) 277-4090
- Enumerated
- Jan 17, 2008
- Record last updated
- Jun 14, 2023
- Medicaid ID
- 2803569 00 FL
- Medicare enrollment
- Enrolled (PECOS I20240521000349); accepts Medicare assignment
- Medical or professional school
- R Franklin University Of Med & Sci/Chicago Medical School, 2002
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,575 in Illinois → Look up another NPI →
Also registered at 3301 Broadway St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mary Cooper, CRNACertified Registered Nurse Anesthetist1154846707
- Jace Corray, DNAPCertified Registered Nurse Anesthetist1518694074
- Scott Davis, CRNACertified Registered Nurse Anesthetist1801229729
- Angela Duncan, APRNFamily Nurse Practitioner1366042202
- Amanda Ealy, CRNACertified Registered Nurse Anesthetist1790446243
- Steven Fetzer, CRNACertified Registered Nurse Anesthetist1528111325
Verify Margaret Isabel Thirston 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 036114092Check 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
- Physynergy LLCHuntsville, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Isabel Thirston among 2,575 anesthesiology physician records in Illinois
Margaret Isabel Thirston, 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 2008, is newer than 47% of them.
- NPI issued2008 · 47% of these records are older, 47% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2002 · 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).
15 anesthesiology physician records list a practice address in Quincy
They are 15 of the 1,336 NPPES records with a practice address in Quincy, and 2,575 anesthesiology physician records in Illinois.
All 2,575 in Illinois → Every provider in Quincy → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Jeffrey Amport, M.D.Quincy, IL 623011629462288
- Francisco Delacruz-Newlan, M.D.Quincy, IL 623011922006451
- Joseph Kuhlman, MDQuincy, IL 623011669482873
- Mary Kussman, MDQuincy, IL 623011801844592
- Ryan Leifheit, MDQuincy, IL 623011316144942
- Joseph Meyer, MDQuincy, IL 623011023150869
- Clair Miller, MDQunicy, IL 623011194851717
- William Mizikar, MDQuincy, IL 623011417914623
Common questions
What is Margaret Isabel Thirston, M.D.'s NPI number?
Margaret Isabel Thirston, M.D.'s National Provider Identifier (NPI) is 1114103330, issued on Jan 17, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Isabel Thirston, M.D. located?
The NPPES record lists a practice address at 3301 Broadway St, Quincy, IL, 62301. Phone: (217) 277-4090. Providers update this record themselves, so call before visiting.
How can I verify Margaret Isabel Thirston, M.D.'s license?
NPPES lists Illinois license number 036114092, 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.