Registry data as of Aug 27, 2026

Thomas Baron, M.D.

Urology Physician · Springfield, IL

Thomas Baron, M.D. is a urology physician with a practice address in Springfield, Illinois, and NPI 1972615748, issued on Aug 31, 2006. Check the license (Illinois 036-047463, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1972615748
Name
Thomas Baron
Credential
M.D.
Primary taxonomy
Urology Physician 208800000X
License number
036-047463 IL
Self-reported in NPPES; status is on the state search
Practice location
800 N. 1St Street, Springfield, IL 62702
Phone
(217) 528-7541
Enumerated
Aug 31, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 800 N. 1St Street

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jeannette Atcherson, CST/CFASurgical Assistant1922149442
  2. Lynne Barkmeier, M.D.Vascular Surgery Physician1538262431
  3. Cecile Becker, M.D.Neurology Physician1750493540
  4. William DavinMassage Therapist1427199934
  5. David Gelber, M.D.Neurology Physician1669571113
  6. Mark Greatting, M.D.Orthopaedic Surgery Physician1457459570

Verify Thomas Baron in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036-047463
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Urology Physician providers in Illinois

There are 629 urology physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other urology physician records in Illinois

  1. Michael Abern, M.D.Chicago, IL1033377403
  2. Omer Acar, MDChicago, IL1376037010
  3. Melanie Adamsky, M.D.Melrose Park, IL1639518459
  4. Piyush AgarwalChicago, IL1629193180
  5. Arif Agha, MDOak Brook, IL1285711325
  6. Jonathan AguiarChicago, IL1346852233
  7. Vijay Aher, M.D.Marion, IL1568435055
  8. Helen Ahn, M.D.Schaumburg, IL1952373037
  9. Joshua Aizen, M.D.Chicago, IL1730568007
  10. Ridwan Alam, MD, MPHChicago, IL1356731772

Common questions

What is Thomas Baron, M.D.'s NPI number?

Thomas Baron, M.D.'s National Provider Identifier (NPI) is 1972615748, issued on Aug 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Baron, M.D. located?

The NPPES record lists a practice address at 800 N. 1St Street, Springfield, IL, 62702. Phone: (217) 528-7541. Providers update this record themselves, so call before visiting.

How can I verify Thomas Baron, M.D.'s license?

NPPES lists Illinois license number 036-047463, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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) 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 27, 2026.