NPPES file of Aug 9, 2026

Diane Fiedler, RPH

Pharmacist · Lena, IL

Diane Fiedler, RPH is a pharmacist with a practice address in Lena, Illinois, and NPI 1659152189, issued on Oct 10, 2023. Check the license (Illinois 051037882, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659152189
Name
Diane Fiedler
Credential
RPH
Primary taxonomy
Pharmacist 183500000X
License number
051037882 IL
Self-reported in NPPES; status is on the state search
Practice location
11901 W Galena RD, Lena, IL 61048
Phone
(815) 275-6607
Enumerated
Oct 10, 2023
Record last updated
Oct 10, 2023
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.
Download card Updates feed

Verify Diane Fiedler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 051037882
    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
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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

85% fewer Medicare Part D claims than the average pharmacist in 2024

18 Medicare Part D claims for 16 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 100% of claims.

  1. Diane Fiedler18
  2. Specialty average119

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.

Diane Fiedler among 9,744 pharmacist records in Illinois

Diane Fiedler, RPH is one of 9,744 pharmacist records with a practice address in Illinois. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 88% of them.

  • NPI issued2023 · 88% of these records are older, 9% newer
  • In a Medicare fileYes · 4% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2023 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 pharmacist records list a practice address in Lena

They are 4 of the 30 NPPES records with a practice address in Lena, and 9,744 pharmacist records in Illinois.

The 8 pharmacist records with the nearest ZIP codes

  1. Denise Bonjour, R.PH.Lena, IL 610481649858614
  2. Kevin DawsLena, IL 610481144825373
  3. Paul Wcahter, RPHLena, IL 610481235014945
  4. John Hutchison, R.PH.Mount Carroll, IL 610531467547109
  5. Theresa Brehm, PHARMDGalena, IL 610361265057137
  6. Tara Brown, PHARM DGalena, IL 610361538768411
  7. Karen Durrant, PHARMD, RPHGalena, IL 610361922309319
  8. Khristine Moser, RPHGalena, IL 610361336764588

Common questions

What is Diane Fiedler, RPH's NPI number?

Diane Fiedler, RPH's National Provider Identifier (NPI) is 1659152189, issued on Oct 10, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Diane Fiedler, RPH located?

The NPPES record lists a practice address at 11901 W Galena RD, Lena, IL, 61048. Phone: (815) 275-6607. Providers update this record themselves, so call before visiting.

How can I verify Diane Fiedler, RPH's license?

NPPES lists Illinois license number 051037882, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Diane Fiedler, RPH prescribe under Medicare Part D?

In 2024, Diane Fiedler, RPH had 18 Medicare Part D claims for 16 beneficiaries; the average among pharmacist prescribers was 119. 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.