Doctor profile · Federal record

Dr. Margaret Thirston, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Pain Medicine (Anesthesiology) Physician · Quincy, IL

  • NPI 1114103330
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3301 Broadway St
Quincy, IL 623013713
(217) 277-4090
Mailing address
1025 Maine St
Quincy, IL 623014096

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Profile last updated
June 14, 2023
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Illinois #036114092 · Florida #ME100633
Medicaid
FL #2803569 00

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114103330. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
441
Distinct HCPCS
7
Medicare allowed
$27,297
HCPCS Description Services Patients Avg allowed
00142 Anesthesia for lens surgery 297 204 $56
00812 Anesthesia for exam of colon using an endoscope 46 46 $52
00103 Anesthesia for procedure on eyelid 27 27 $79
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 22 21 $92
00813 Anesthesia for procedure on small and large bowel using an endoscope 19 19 $80
00140 Anesthesia for other procedure on eye 17 14 $75
00918 Anesthesia for fragmenting, manipulation and/or removal of kidney stone including use of an endoscope 13 12 $100

In context: peer comparison

Among 6 peers in this city , average services per provider: 34. This provider delivers 13× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Thirston's medical specialty?
Dr. Margaret Thirston practices Anesthesiology Physician in Quincy, IL.
Where does Dr. Margaret Thirston practice?
Dr. Margaret Thirston practices at 3301 Broadway St, Quincy, IL 623013713. Office phone: 2172774090.
What is Dr. Margaret Thirston's NPI?
Dr. Margaret Thirston's National Provider Identifier (NPI) is 1114103330, issued by NPPES.
Does Dr. Margaret Thirston accept Medicare assignment?
Yes. Dr. Margaret Thirston accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Thirston commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for lens surgery (HCPCS 00142); Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for procedure on eyelid (HCPCS 00103). Source: CMS Medicare Physician & Other Practitioners file.