NPPES file of Aug 9, 2026

Lauren Gregory

Pediatric Nurse Practitioner · Chicago, IL

Lauren Gregory is a pediatric nurse practitioner with a practice address in Chicago, Illinois, and NPI 1558990960, issued on Apr 7, 2020. Check the license (Illinois 209021577, 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
1558990960
Name
Lauren Gregory
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License numbers
209021577 IL
041388541 IL
Self-reported in NPPES; status is on the state search
Practice location
225 E Chicago Ave, Chicago, IL 60611
Phone
(312) 227-6160
Enumerated
Apr 7, 2020
Record last updated
Aug 8, 2024
Fax
(312) 227-9405
Medicare enrollment
Enrolled (PECOS I20210218001374); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 2020
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 225 E Chicago Ave

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

  1. Jasmene Abernathy, MDStudent in an Organized Health Care Education/Training Program1881454957
  2. Tamkeen Abreu, PHARMD, BCPSPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1366888653
  3. Matthew Abts, MDPediatric Pulmonology Physician1588989750
  4. Samuel AccordinoStudent in an Organized Health Care Education/Training Program1194525204
  5. Carly Adajian, DDSDentist1184373029
  6. Julie Adams, RDRegistered Dietitian1417569153

Verify Lauren Gregory 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 209021577
    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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80% fewer Medicare Part D claims than the average pediatric nurse practitioner in 2024

41 Medicare Part D claims, against an average of 206 among the 854 providers of this specialty who prescribed in Part D.

  1. Lauren Gregory41
  2. Specialty average206

Most prescribed

  1. Losartan Potassium14 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: $127.36

1 payment: food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. The 7,169 providers of this specialty with any payment received $330.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lauren Gregory$127.36
  2. Specialty average$330.95

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

Bills Medicare through one group practice

  1. Lurie Children's Medical Group Inc.Chicago, IL

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

Lauren Gregory among 687 pediatric nurse practitioner records in Illinois

Lauren Gregory is one of 687 pediatric nurse practitioner records with a practice address in Illinois. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 69% of them.

  • NPI issued2020 · 69% of these records are older, 26% newer
  • In a Medicare fileYes · 32% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Graduated2020 · median 2019 among the 44 with a school on file
  • Record last updated2024 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Nurse Practitioner providers in Illinois

There are 687 pediatric nurse practitioner records in Illinois.

The 8 pediatric nurse practitioner records with the nearest ZIP codes

  1. Carrie Alden, APN NPChicago, IL 606111285662189
  2. Stacy Bichl, APN-CPNPChicago, IL 606111134115611
  3. Cynthia Budek, RN, MS, APN/NPChicago, IL 606111972599546
  4. Robin Celano, DNPChicago, IL 606111467449777
  5. Kelly FinkbeinerChicago, IL 606111144264649
  6. Amanda Labadie, APN/NPChicago, IL 606111417997255
  7. Barbara Lockart, APN/CNPChicago, IL 606111134164486
  8. Stephanie O'Brien, CPNPChicago, IL 606111801824487

Common questions

What is Lauren Gregory's NPI number?

Lauren Gregory's National Provider Identifier (NPI) is 1558990960, issued on Apr 7, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Lauren Gregory located?

The NPPES record lists a practice address at 225 E Chicago Ave, Chicago, IL, 60611. Phone: (312) 227-6160. Providers update this record themselves, so call before visiting.

How can I verify Lauren Gregory's license?

NPPES lists Illinois license number 209021577, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Lauren Gregory prescribe under Medicare Part D?

In 2024, Lauren Gregory had 41 Medicare Part D claims; the average among pediatric nurse practitioner prescribers was 206. 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.