Registry data as of Aug 27, 2026

Gage Buness, DO

Family Medicine Physician · O Fallon, IL

Gage Buness, DO is a family medicine physician with a practice address in O Fallon, Illinois, and NPI 1881449635, issued on Apr 23, 2024. Check the license (Illinois 125.086678, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1881449635
Name
Gage Buness
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
125.086678 IL
Self-reported in NPPES; status is on the state search
Practice location
1 Saint Elizabeth Blvd, O Fallon, IL 62269
Phone
(618) 233-7880
Enumerated
Apr 23, 2024
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 1 Saint Elizabeth Blvd

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

  1. Caitlin AlonzoNurse Practitioner1083576243
  2. Justin Baecht, CRNACertified Registered Nurse Anesthetist1801034491
  3. Leah Baecht, DNP, CRNA, APRNCertified Registered Nurse Anesthetist1275831273
  4. Gregory Bray-Stanley, MDAnesthesiology Physician1902836679
  5. Amanda BurgesenCritical Care Medicine Registered Nurse1568084903
  6. Tessa Butt, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1962202036

Verify Gage Buness 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 125.086678
    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.

Industry payments in 2024: $124.96

1 payment, mostly food and beverage; the largest payer was Organogenesis Inc.. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gage Buness$124.96
  2. Specialty average$861.30

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

43 family medicine physician records list a O Fallon practice address

They are 43 of the 1,077 NPPES records with a O Fallon practice address, and 5,925 family medicine physician records in Illinois.

Other family medicine physician records in Illinois

  1. Jon Aagaard, MDWheaton, IL1750496923
  2. Napoleon Abando, MDWoodstock, IL1003972753
  3. Nikka Abaricia, MDChicago, IL1790366342
  4. Mohemmed AbbasChicago, IL1609612522
  5. Muhammad AbbasAlton, IL1588341556
  6. Syed AbbasWest Dundee, IL1972733103
  7. Stefanie AbbottMaywood, IL1861137457
  8. Roann Abdeladl, MDEvanston, IL1437087103
  9. Ashraf Abdeljaber, M.DNormal, IL1023472636
  10. Ahmed Abdelkader, MDChicago, IL1659104230

Common questions

What is Gage Buness, DO's NPI number?

Gage Buness, DO's National Provider Identifier (NPI) is 1881449635, issued on Apr 23, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Gage Buness, DO located?

The NPPES record lists a practice address at 1 Saint Elizabeth Blvd, O Fallon, IL, 62269. Phone: (618) 233-7880. Providers update this record themselves, so call before visiting.

How can I verify Gage Buness, DO's license?

NPPES lists Illinois license number 125.086678, 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. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.