NPPES file of Aug 9, 2026

Holly Askar

Family Nurse Practitioner · Rockford, IL

Holly Askar is a family nurse practitioner with a practice address in Rockford, Illinois, and NPI 1689371445, issued on Feb 13, 2023. Check the license (Illinois F01231140, 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
1689371445
Name
Holly Askar
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
F01231140 IL
Self-reported in NPPES; status is on the state search
Practice location
3775 N Mulford RD, Rockford, IL 61114
Phone
(779) 696-9202
Enumerated
Feb 13, 2023
Record last updated
Feb 13, 2023
Medicare enrollment
Enrolled (PECOS I20230725003683); 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 3775 N Mulford RD

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

  1. Mohammed Amir Khan, M.D.Family Medicine Physician1881034403
  2. Abby Antczak, APRNFamily Nurse Practitioner1194545749
  3. Amanda BargielFamily Nurse Practitioner1770475097
  4. Courtney Brannan, APNNurse Practitioner1134695281
  5. Abrianna Brodnicki, FNPNurse Practitioner1023855293
  6. Daniel Chamberlain, MDInternal Medicine Physician1396833307

Verify Holly Askar 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 F01231140
    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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66% fewer Medicare Part D claims than the average family nurse practitioner in 2024

450 Medicare Part D claims for 339 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Holly Askar450
  2. Specialty average1,305

Most prescribed

  1. Amoxicillin-Clavulanate Potass88 claims
  2. Prednisone49 claims
  3. Doxycycline Hyclate45 claims
  4. Sulfamethoxazole-Trimethoprim39 claims
  5. Azithromycin37 claims
  6. Cephalexin28 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. Swedishamerican HospitalRockford, IL

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

Holly Askar among 7,639 family nurse practitioner records in Illinois

Holly Askar is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% 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 78% of them.

  • NPI issued2023 · 78% of these records are older, 15% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2023 · median 2018 among the 4,778 with a school on file
  • Record last updated2023 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

236 family nurse practitioner records list a practice address in Rockford

They are 236 of the 3,893 NPPES records with a practice address in Rockford, and 7,639 family nurse practitioner records in Illinois.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Maximilian Button, FNPRockford, IL 611141104234053
  2. Diana Cary, APRNRockford, IL 611141922512060
  3. Ashley Evans, APNRockford, IL 611141962056234
  4. Heather Finnegan, APNPRockford, IL 611141417267832
  5. Emily Gawaran, NPRockford, IL 611141528429958
  6. Angela Hawkins, APRNRockford, IL 611141952869943
  7. Emily Kozak, NPRockford, IL 611141932672276
  8. Amy Lask, DNP, FNP-BCRockford, IL 611141285103002

Common questions

What is Holly Askar's NPI number?

Holly Askar's National Provider Identifier (NPI) is 1689371445, issued on Feb 13, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Holly Askar located?

The NPPES record lists a practice address at 3775 N Mulford RD, Rockford, IL, 61114. Phone: (779) 696-9202. Providers update this record themselves, so call before visiting.

How can I verify Holly Askar's license?

NPPES lists Illinois license number F01231140, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Holly Askar prescribe under Medicare Part D?

In 2024, Holly Askar had 450 Medicare Part D claims for 339 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.