NPPES file of Aug 9, 2026

Heather Leigh Irvin, FNP-C

Family Nurse Practitioner · Flora, IL

Heather Leigh Irvin, FNP-C is a family nurse practitioner with a practice address in Flora, Illinois, and NPI 1326820218, issued on Oct 16, 2023. Check the license (Illinois 209028427, 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
1326820218
Name
Heather Leigh Irvin
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209028427 IL
Self-reported in NPPES; status is on the state search
Practice location
929 Stacey Burk Dr, Flora, IL 62839
Phone
(618) 662-2131
Enumerated
Oct 16, 2023
Record last updated
Oct 16, 2023
Medicare enrollment
Enrolled (PECOS I20231116001907); 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 929 Stacey Burk Dr

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

  1. Teresa Boose, LCSWClinical Social Worker1699174185
  2. Cody Burnett, DPTPhysical Therapist1780086801
  3. Harry Carter, M.D.Family Medicine Physician1538165261
  4. Angela Casolari, APNFamily Nurse Practitioner1316338890
  5. James Cowger, APNFamily Nurse Practitioner1902056138
  6. Brandon CychollFamily Medicine Physician1144208349

Verify Heather Leigh Irvin 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 209028427
    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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48% fewer Medicare Part D claims than the average family nurse practitioner in 2024

684 Medicare Part D claims for 154 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 12 claims were for opioids.

  1. Heather Irvin684
  2. Specialty average1,305

Most prescribed

  1. Pantoprazole Sodium68 claims
  2. Albuterol Sulfate Hfa42 claims
  3. Azithromycin35 claims
  4. Atorvastatin Calcium20 claims
  5. Lisinopril18 claims
  6. Nitrofurantoin Mono-Macro16 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: $224.79

11 payments; by number, the most common kind was food and beverage; the largest payer was Teva Pharmaceuticals USA, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Heather Irvin$224.79
  2. Specialty average$650.95

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. County OF ClayFlora, IL

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

Heather Leigh Irvin among 7,639 family nurse practitioner records in Illinois

Heather Leigh Irvin, FNP-C 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).

6 family nurse practitioner records list a practice address in Flora

They are 6 of the 110 NPPES records with a practice address in Flora, and 7,639 family nurse practitioner records in Illinois.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Emily ArndtFlora, IL 628391184308520
  2. Angela Casolari, APNFlora, IL 628391316338890
  3. James Cowger, APNFlora, IL 628391902056138
  4. Catherine DetersFlora, IL 628391013496819
  5. Jane Janes, FNPLouisville, IL 628391982629333
  6. Susan Mack, RN, FNPFlora, IL 628391396955316
  7. Jackie Camp, NPFairfield, IL 628371518553403
  8. Erica Fearday, NPFairfield, IL 628371770386765

Common questions

What is Heather Leigh Irvin, FNP-C's NPI number?

Heather Leigh Irvin, FNP-C's National Provider Identifier (NPI) is 1326820218, issued on Oct 16, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Heather Leigh Irvin, FNP-C located?

The NPPES record lists a practice address at 929 Stacey Burk Dr, Flora, IL, 62839. Phone: (618) 662-2131. Providers update this record themselves, so call before visiting.

How can I verify Heather Leigh Irvin, FNP-C's license?

NPPES lists Illinois license number 209028427, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Heather Leigh Irvin, FNP-C prescribe under Medicare Part D?

In 2024, Heather Leigh Irvin, FNP-C had 684 Medicare Part D claims for 154 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.