NPPES file of Aug 9, 2026

Holly A. Clark, N.P.

Nurse Practitioner · Orland Park, IL

Holly A. Clark, N.P. is a nurse practitioner with a practice address in Orland Park, Illinois, and NPI 1205823093, issued on Oct 5, 2005. Check the license (Illinois 277-000934, 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
1205823093
Name
Holly A. Clark
Credential
N.P.
Primary taxonomy
Nurse Practitioner 363L00000X
License number
277-000934 IL
Self-reported in NPPES; status is on the state search
Practice location
15300 West Ave Ste 224, Orland Park, IL 60462
Phone
(708) 923-8260
Enumerated
Oct 5, 2005
Record last updated
Oct 29, 2025
Medicare enrollment
Enrolled (PECOS I20061207000088); 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 15300 West Ave Ste 224

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

  1. Melissa Schultz, PA-CPhysician Assistant1417043175

Verify Holly A. Clark 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 277-000934
    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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26% fewer Medicare Part D claims than the average nurse practitioner in 2024

825 Medicare Part D claims for 204 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D.

  1. Holly Clark825
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium65 claims
  2. Amlodipine Besylate54 claims
  3. Levothyroxine Sodium36 claims
  4. Rosuvastatin Calcium30 claims
  5. Azithromycin28 claims
  6. Olmesartan Medoxomil27 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: $1,676.32

48 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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. Holly Clark$1,676.32
  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 one group practice

  1. Central Dupage Physician GroupOrland Park, IL

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

Holly A. Clark among 4,892 nurse practitioner records in Illinois

Holly A. Clark, N.P. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 99% 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 updated2025 · 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).

45 nurse practitioner records list a practice address in Orland Park

They are 45 of the 1,925 NPPES records with a practice address in Orland Park, and 4,892 nurse practitioner records in Illinois.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Cheryl Boss, ANP-CNPOrland Park, IL 604621760436109
  2. Raquel Brillante, CNPOrland Park, IL 604621053320697
  3. Janet Burda, APRN, CNSOrland Park, IL 604621962827881
  4. Regina Chorley, APRN, CNPOrland Park, IL 604621528083342
  5. Maki Cronin, APRN, CNPOrland Park, IL 604621558899377
  6. Carol Ingrisano, NPOrland Park, IL 604621205983996
  7. Mary Merlo, APRN, CNPOrland Park, IL 604621962892232
  8. Christina Minic, APN, CNPOrland Park, IL 604621679893721

Common questions

What is Holly A. Clark, N.P.'s NPI number?

Holly A. Clark, N.P.'s National Provider Identifier (NPI) is 1205823093, issued on Oct 5, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Holly A. Clark, N.P. located?

The NPPES record lists a practice address at 15300 West Ave Ste 224, Orland Park, IL, 60462. Phone: (708) 923-8260. Providers update this record themselves, so call before visiting.

How can I verify Holly A. Clark, N.P.'s license?

NPPES lists Illinois license number 277-000934, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Holly A. Clark, N.P. prescribe under Medicare Part D?

In 2024, Holly A. Clark, N.P. had 825 Medicare Part D claims for 204 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.