NPPES file of Aug 9, 2026

Stacey L. Zarnstorff Green, APN

Nurse Practitioner · Richmond, IL

Stacey L. Zarnstorff Green, APN is a nurse practitioner with a practice address in Richmond, Illinois, and NPI 1245243369, issued on Aug 14, 2006. Check the license (Illinois 041-265243, 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
1245243369
Name
Stacey L. Zarnstorff Green
Credential
APN
Primary taxonomy
Nurse Practitioner 363L00000X
License number
041-265243 IL
Self-reported in NPPES; status is on the state search
Practice location
4719 Concord LN, Richmond, IL 60071
Phone
(815) 669-4228
Enumerated
Aug 14, 2006
Record last updated
Nov 29, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20070731000308); 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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Verify Stacey L. Zarnstorff Green 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 041-265243
    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
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60% fewer Medicare Part D claims than the average nurse practitioner in 2024

443 Medicare Part D claims for 129 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 22 claims were for opioids.

  1. Stacey Zarnstorff Green443
  2. Specialty average1,109

Most prescribed

  1. Metoprolol Succinate24 claims
  2. Pantoprazole Sodium23 claims
  3. Furosemide16 claims
  4. Amoxicillin-Clavulanate Potass15 claims
  5. Clopidogrel15 claims
  6. Amlodipine Besylate14 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.

Bills Medicare through one group practice

  1. Aurora Medical Group, Inc.Kenosha, WI

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

Stacey L. Zarnstorff Green among 4,892 nurse practitioner records in Illinois

Stacey L. Zarnstorff Green, APN 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 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 89% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1997 · median 2018 among the 3,389 with a school on file
  • Record last updated2021 · 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).

2 nurse practitioner records list a practice address in Richmond

They are 2 of the 30 NPPES records with a practice address in Richmond, and 4,892 nurse practitioner records in Illinois.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Elaine Lawrence, NPRichmond, IL 600711194793711
  2. Letitia Fabian, APN-CNPProspect Heights, IL 600701881134781
  3. Polina Goridko-EsquivelProspect Heights, IL 600701073197521
  4. Brogan ReppRound Lake, IL 600731295431823
  5. Philomena AbebePark Ridge, IL 600681902780174
  6. Daisy Cruz Arias, FNP-BCPalatine, IL 600741497525570
  7. Delicia HolmesPark Ridge, IL 600681063252583
  8. Anna Korff, AGNP-CPark Ridge, IL 600681073362802

Common questions

What is Stacey L. Zarnstorff Green, APN's NPI number?

Stacey L. Zarnstorff Green, APN's National Provider Identifier (NPI) is 1245243369, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stacey L. Zarnstorff Green, APN located?

The NPPES record lists a practice address at 4719 Concord LN, Richmond, IL, 60071. Phone: (815) 669-4228. Providers update this record themselves, so call before visiting.

How can I verify Stacey L. Zarnstorff Green, APN's license?

NPPES lists Illinois license number 041-265243, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Stacey L. Zarnstorff Green, APN prescribe under Medicare Part D?

In 2024, Stacey L. Zarnstorff Green, APN had 443 Medicare Part D claims for 129 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.