Registry data as of Aug 27, 2026

Jeffrey Hirschfelder, D.D.S.

General Practice Dentistry · Geneseo, IL

Jeffrey Hirschfelder, D.D.S. is a general practice dentistry with a practice address in Geneseo, Illinois, and NPI 1740396878, issued on Aug 22, 2006. Check the license with the Illinois board that licenses this profession; 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
1740396878
Name
Jeffrey Hirschfelder
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
Practice location
116 W 2ND St, Geneseo, IL 61254
Phone
(309) 944-6401
Enumerated
Aug 22, 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 116 W 2ND St

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

  1. Bruce Fehlman, D.D.S.General Practice Dentistry1932215068

Verify Jeffrey Hirschfelder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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
Find 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.

37% more Medicare Part D claims than the average general practice dentistry in 2024

115 Medicare Part D claims for 59 beneficiaries, against an average of 84 among the 68,591 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Jeffrey Hirschfelder115
  2. Specialty average84

Most prescribed

  1. Amoxicillin81 claims

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.

5 general practice dentistry records list a Geneseo practice address

They are 5 of the 107 NPPES records with a Geneseo practice address, and 5,203 general practice dentistry records in Illinois.

Other general practice dentistry records in Illinois

  1. Kelli Aaby, DDSLoves Park, IL1508090481
  2. Khadija Aamir Sulemanjee, DMDSkokie, IL1205493269
  3. Mohammad Abbas, DDSNorthlake, IL1013975531
  4. Abdullah Abd EssamadChicago, IL1528848066
  5. Samer Abdallah, DDSPalatine, IL1487092706
  6. Dana Abdeddin, DDSPalos Heights, IL1083442768
  7. Hossam AbdelsalamElgin, IL1184248213
  8. Naser Abdelsalam, DMDChicago, IL1528740875
  9. Tawfik Abdul DayemNaperville, IL1003536269
  10. Osaamah Abdulla, DMDBlue Island, IL1083407886

Common questions

What is Jeffrey Hirschfelder, D.D.S.'s NPI number?

Jeffrey Hirschfelder, D.D.S.'s National Provider Identifier (NPI) is 1740396878, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Hirschfelder, D.D.S. located?

The NPPES record lists a practice address at 116 W 2ND St, Geneseo, IL, 61254. Phone: (309) 944-6401. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Hirschfelder, D.D.S.'s license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Jeffrey Hirschfelder, D.D.S. prescribe under Medicare Part D?

In 2024, Jeffrey Hirschfelder, D.D.S. had 115 Medicare Part D claims for 59 beneficiaries; the average among general practice dentistry prescribers was 84. Part D covers Medicare prescriptions only.

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.