Adam Joseph Geier, MD
Emergency Medicine Physician · Peoria, IL
Adam Joseph Geier, MD is an emergency medicine physician with a practice address in Peoria, Illinois, and NPI 1528703907, issued on May 1, 2022. Check the license (Illinois 036176319, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Adam Joseph Geier
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 036176319 IL
Self-reported in NPPES; status is on the state search - Practice location
- 221 NE Glen Oak Ave, Peoria, IL 61636
- Phone
- (309) 672-5522
- Enumerated
- May 1, 2022
- Record last updated
- Jul 24, 2026
- Medicare enrollment
- Enrolled (PECOS I20250919001406); may accept Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2022
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 3,291 in Illinois → Look up another NPI →
Also registered at 221 NE Glen Oak Ave
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Verify Adam Joseph Geier 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 036176319Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average emergency medicine physician in 2024
45 Medicare Part D claims for 37 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Adam Joseph Geier among 3,291 emergency medicine physician records in Illinois
Adam Joseph Geier, MD is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 85% of them.
- NPI issued2022 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2022 · median 2012 among the 1,867 with a school on file
- Record last updated2026 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
138 emergency medicine physician records list a practice address in Peoria
They are 138 of the 4,621 NPPES records with a practice address in Peoria, and 3,291 emergency medicine physician records in Illinois.
All 3,291 in Illinois → Every provider in Peoria → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Anthony Buecker, M.D.Peoria, IL 616361043504368
- Linda Okra-BoatengPeoria, IL 616361790063139
- James Tackett, MDPeoria, IL 616361699787804
- Robert Wilson, MDPeoria, IL 616361174107437
- Lisa Barker, M.D.Peoria, IL 616371477580116
- Joanna Gardner, M.D.Peoria, IL 616371104852631
- James Hubler, M.D.Peoria, IL 616371861428492
- Paul Matthews, M.D.Peoria, IL 616371619906146
Common questions
What is Adam Joseph Geier, MD's NPI number?
Adam Joseph Geier, MD's National Provider Identifier (NPI) is 1528703907, issued on May 1, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Adam Joseph Geier, MD located?
The NPPES record lists a practice address at 221 NE Glen Oak Ave, Peoria, IL, 61636. Phone: (309) 672-5522. Providers update this record themselves, so call before visiting.
How can I verify Adam Joseph Geier, MD's license?
NPPES lists Illinois license number 036176319, 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.
How much does Adam Joseph Geier, MD prescribe under Medicare Part D?
In 2024, Adam Joseph Geier, MD had 45 Medicare Part D claims for 37 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
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.