NPPES file of Aug 9, 2026

Jeff T. Korn, FNP

Family Nurse Practitioner · Vernon Hills, IL

Jeff T. Korn, FNP is a family nurse practitioner with a practice address in Vernon Hills, Illinois, and NPI 1245822501, issued on Feb 8, 2021. Check the license (Illinois 209.022657, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245822501
Name
Jeff T. Korn
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209.022657 IL
Self-reported in NPPES; status is on the state search
Practice location
217 Amber LN, Vernon Hills, IL 60061
Phone
(847) 858-6949
Enumerated
Feb 8, 2021
Record last updated
Feb 8, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210322000796); 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 Jeff T. Korn 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 209.022657
    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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25.3 times the Medicare Part D claims of the average family nurse practitioner in 2024

33,036 Medicare Part D claims for 1,102 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 344 claims were for opioids.

  1. Jeff Korn33,036
  2. Specialty average1,305

Most prescribed

  1. Atorvastatin Calcium1,833 claims
  2. Levothyroxine Sodium1,524 claims
  3. Amlodipine Besylate1,243 claims
  4. Furosemide1,142 claims
  5. Sertraline Hcl1,019 claims
  6. Losartan Potassium995 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.

The MIPS final score for 2023 (Medicare payment program): 7.1 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score0.0
  2. Costout of 100 · 30%23.8
  3. Promoting interoperabilityout of 100 · 25%0.0
  4. Improvement activities0 of 40 points · 15%0.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 3 group practices

  1. Hansa Medical Groupe PLLCSkokie, IL
  2. Rns Health LLCWoodridge, IL
  3. Select Rehabilitation, LLCGlenview, IL

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

Jeff T. Korn among 7,639 family nurse practitioner records in Illinois

Jeff T. Korn, FNP 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 2021, is newer than 65% of them.

  • NPI issued2021 · 65% of these records are older, 28% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2020 · median 2018 among the 4,778 with a school on file
  • Record last updated2021 · 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).

12 family nurse practitioner records list a practice address in Vernon Hills

They are 12 of the 704 NPPES records with a practice address in Vernon Hills, and 7,639 family nurse practitioner records in Illinois.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Tory Andrews, NP-CVernon Hills, IL 600611619531340
  2. Tamara Balcerzak, FNP-CVernon Hills, IL 600611982331385
  3. So Young Lee, NPIndian Creek, IL 600611063301877
  4. Abby McMahon, FNP- BCVernon Hills, IL 600611811144629
  5. Michelle NeffVernon Hills, IL 600611568837664
  6. Lora Nora, APN, NP-CVernon Hills, IL 600611881910529
  7. Eliza Palarz, FNP-BCVernon Hills, IL 600611467271890
  8. Reema Patel, NPVernon Hills, IL 600611720721293

Common questions

What is Jeff T. Korn, FNP's NPI number?

Jeff T. Korn, FNP's National Provider Identifier (NPI) is 1245822501, issued on Feb 8, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Jeff T. Korn, FNP located?

The NPPES record lists a practice address at 217 Amber LN, Vernon Hills, IL, 60061. Phone: (847) 858-6949. Providers update this record themselves, so call before visiting.

How can I verify Jeff T. Korn, FNP's license?

NPPES lists Illinois license number 209.022657, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Jeff T. Korn, FNP prescribe under Medicare Part D?

In 2024, Jeff T. Korn, FNP had 33,036 Medicare Part D claims for 1,102 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.

What is Jeff T. Korn, FNP's MIPS final score?

The 2023 MIPS final score is 7.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.