NPPES file of Aug 9, 2026

Tiffany L. Hummel, NP-C

Nurse Practitioner · Dixon, IL

Tiffany L. Hummel, NP-C is a nurse practitioner with a practice address in Dixon, Illinois, and NPI 1588270797, issued on Sep 22, 2020. Check the license (Illinois 209022179, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588270797
Name
Tiffany L. Hummel
Credential
NP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License number
209022179 IL
Self-reported in NPPES; status is on the state search
Practice location
403 E 1St St, Dixon, IL 61021
Phone
(815) 285-5535
Enumerated
Sep 22, 2020
Record last updated
Oct 7, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(815) 285-5870
Medicare enrollment
Enrolled (PECOS I20201207002228); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 403 E 1St St

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

  1. Luqmaan Ahmed, DPMFoot & Ankle Surgery Podiatrist1346137601
  2. Elivia Ahrens, LCSWClinical Social Worker1972161750
  3. Imre Almassy, M.D.Diagnostic Radiology Physician1750351987
  4. Elizabeth AlvordPodiatrist1679461651
  5. Rachel AndersonSpeech-Language Pathologist1114112083
  6. Andres Arellano, DPTPhysical Therapist1205458528

Verify Tiffany L. Hummel 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 209022179
    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

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80% fewer Medicare Part D claims than the average nurse practitioner in 2024

226 Medicare Part D claims for 98 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Tiffany Hummel226
  2. Specialty average1,109

Most prescribed

  1. Amoxicillin-Clavulanate Potass15 claims
  2. Levofloxacin13 claims
  3. Metoprolol Tartrate13 claims
  4. Sulfamethoxazole-Trimethoprim11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 82.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score71.8
  2. Costout of 100 · 30%66.1
  3. Promoting interoperabilityout of 100 · 25%98.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Osf Multi-Specialty GroupDixon, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

5 nurse practitioner records list a practice address in Dixon

They are 5 of the 693 NPPES records with a practice address in Dixon, and 4,892 nurse practitioner records in Illinois.

Other nurse practitioner records in Illinois

  1. Janice Abadilla, FNP-BCPeoria, IL1548157175
  2. Philomena AbebePark Ridge, IL1902780174
  3. Milagros Abellera, APNChicago, IL1528076239
  4. Edwina Abloh, APN-CNPSkokie, IL1689314098
  5. Sandra Abraham, CNPDwight, IL1982883245
  6. Sharon Abraham, APN-CNPArlington Heights, IL1396485884
  7. Hazel Acacio, APNPWauconda, IL1205471679
  8. Anthony Aceto, APRN, FNP-CSchaumburg, IL1891302956
  9. Francisco Acevedo, APRN, CNPMokena, IL1467446930
  10. Mina Acevedo, APRNGlenview, IL1972174688

Common questions

What is Tiffany L. Hummel, NP-C's NPI number?

Tiffany L. Hummel, NP-C's National Provider Identifier (NPI) is 1588270797, issued on Sep 22, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Tiffany L. Hummel, NP-C located?

The NPPES record lists a practice address at 403 E 1St St, Dixon, IL, 61021. Phone: (815) 285-5535. Providers update this record themselves, so call before visiting.

How can I verify Tiffany L. Hummel, NP-C's license?

NPPES lists Illinois license number 209022179, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Tiffany L. Hummel, NP-C prescribe under Medicare Part D?

In 2024, Tiffany L. Hummel, NP-C had 226 Medicare Part D claims for 98 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.

What is Tiffany L. Hummel, NP-C's MIPS final score?

The 2023 MIPS final score is 82.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.