NPPES file of Aug 9, 2026

Chelsey E. Lizer, NP

Nurse Practitioner · Freeport, IL

Chelsey E. Lizer, NP is a nurse practitioner with a practice address in Freeport, Illinois, and NPI 1588370514, issued on Jan 24, 2023. Check the license (Illinois 209026731, 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
1588370514
Name
Chelsey E. Lizer
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
209026731 IL
Self-reported in NPPES; status is on the state search
Practice location
1045 W Stephenson St, Freeport, IL 61032
Phone
(815) 599-6000
Enumerated
Jan 24, 2023
Record last updated
May 8, 2023
Fax
(815) 599-7679
Medicare enrollment
Enrolled (PECOS I20230413000595); 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 1045 W Stephenson St

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

  1. Baylee Alderman, DPTPhysical Therapist1477447811
  2. Erich Awender, MDEmergency Medicine Physician1295703510
  3. Kristen Book, SLPSpeech-Language Pathologist1417204181
  4. Courtney BraseltonOccupational Therapist1215474358
  5. Princess Nicole Cabuhat, OTR/LOccupational Therapist1063344323
  6. Tori Clark, FNP-BCNurse Practitioner1598624629

Verify Chelsey E. Lizer 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 209026731
    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.

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77% fewer Medicare Part D claims than the average nurse practitioner in 2024

256 Medicare Part D claims for 94 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 65 claims were for opioids.

  1. Chelsey Lizer256
  2. Specialty average1,109

Most prescribed

  1. Prednisone31 claims
  2. Morphine Sulfate Er17 claims
  3. Hydrocodone-Acetaminophen16 claims
  4. Morphine Sulfate14 claims
  5. Oxycodone Hcl13 claims
  6. Albuterol Sulfate Hfa11 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.

Industry payments in 2024: $27.84

2 payments; by number, the most common kind was food and beverage; the largest payer was Mylan Specialty L.P. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Chelsey Lizer$27.84
  2. Specialty average$791.64

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

Bills Medicare through 2 group practices

  1. Freeport Regional Health Care FoundationFreeport, IL
  2. Select Rehabilitation, LLCGlenview, IL

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

Chelsey E. Lizer among 4,892 nurse practitioner records in Illinois

Chelsey E. Lizer, NP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% 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 80% of them.

  • NPI issued2023 · 80% of these records are older, 13% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2022 · median 2018 among the 3,389 with a school on file
  • Record last updated2023 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

10 nurse practitioner records list a practice address in Freeport

They are 10 of the 480 NPPES records with a practice address in Freeport, and 4,892 nurse practitioner records in Illinois.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Tori Clark, FNP-BCFreeport, IL 610321598624629
  2. Kara Hofmaster, MSNFreeport, IL 610321821177411
  3. Barbara HollandFreeport, IL 610321427454602
  4. Nancy HunzikerFreeport, IL 610321831527720
  5. Tami Lasala, NPFreeport, IL 610321619303542
  6. Elizabeth MendeloffFreeport, IL 610321689682411
  7. Susan Rahn, RN MS FNPFreeport, IL 610321629070933
  8. Donna StrauchFreeport, IL 610321841909769

Common questions

What is Chelsey E. Lizer, NP's NPI number?

Chelsey E. Lizer, NP's National Provider Identifier (NPI) is 1588370514, issued on Jan 24, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Chelsey E. Lizer, NP located?

The NPPES record lists a practice address at 1045 W Stephenson St, Freeport, IL, 61032. Phone: (815) 599-6000. Providers update this record themselves, so call before visiting.

How can I verify Chelsey E. Lizer, NP's license?

NPPES lists Illinois license number 209026731, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Chelsey E. Lizer, NP prescribe under Medicare Part D?

In 2024, Chelsey E. Lizer, NP had 256 Medicare Part D claims for 94 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.