NPPES file of Aug 9, 2026

Erin Shaye Semeyn

Family Nurse Practitioner · Louisville, KY

Erin Shaye Semeyn is a family nurse practitioner with a practice address in Louisville, Kentucky, and NPI 1679289029, issued on Jan 30, 2023. Check the license (Kentucky 3018749, as entered in NPPES) with the Kentucky 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
1679289029
Name
Erin Shaye Semeyn
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
3018749 KY
Self-reported in NPPES; status is on the state search
Practice location
676 S Floyd St, Louisville, KY 40202
Phone
(502) 629-2500
Enumerated
Jan 30, 2023
Record last updated
Mar 14, 2023
Medicare enrollment
Enrolled (PECOS I20230810003412); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 676 S Floyd St

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

  1. Taylor Bickett, APRNFamily Nurse Practitioner1437876349
  2. Thomas Carroll, PHARMDPharmacotherapy Pharmacist1730050378
  3. Yong Cha, MD, PHDRadiation Oncology Physician1568635332
  4. Timothy Cunningham, APRNAcute Care Nurse Practitioner1194441816
  5. Kayla Day, APRNFamily Nurse Practitioner1659975472
  6. Connor Epperson, AGACNP-BCAcute Care Nurse Practitioner1407578875

Verify Erin Shaye Semeyn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Kentucky board licenses this profession
    Search for license 3018749
    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 Kentucky 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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74% fewer Medicare Part D claims than the average family nurse practitioner in 2024

333 Medicare Part D claims for 31 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.

  1. Erin Semeyn333
  2. Specialty average1,305

Most prescribed

  1. Hydroxyurea49 claims
  2. Cyclobenzaprine Hcl36 claims
  3. Deferasirox29 claims
  4. Deferiprone15 claims
  5. Duloxetine Hcl15 claims
  6. Eliquis15 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: $243.89

3 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer 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. Erin Semeyn$243.89
  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.

One hospital affiliation

  1. Norton Hospitals, IncLouisville, KY · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Erin Shaye Semeyn among 5,545 family nurse practitioner records in Kentucky

Erin Shaye Semeyn is one of 5,545 family nurse practitioner records with a practice address in Kentucky. 84% 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 82% of them.

  • NPI issued2023 · 82% of these records are older, 12% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2022 · median 2018 among the 3,839 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 Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,321 family nurse practitioner records list a practice address in Louisville

They are 1,321 of the 21,891 NPPES records with a practice address in Louisville, and 5,545 family nurse practitioner records in Kentucky.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Kathy Bertolone, RN MSW ARNP CFNPLouisville, KY 402021922088608
  2. Nancy Cahill, APRNLouisville, KY 402021952399628
  3. Teresa Casey, APRNLouisville, KY 402021265411250
  4. Janice Fiechter, APRNLouisville, KY 402021205832961
  5. Eileen Grigutis, ARNPLouisville, KY 402021639117328
  6. Ana Grynwald, ARNPLouisville, KY 402021780649228
  7. Melissa Humphreys, ARNPLouisville, KY 402021215993969
  8. Stacy Jensen, APRNLouisville, KY 402021114993441

Common questions

What is Erin Shaye Semeyn's NPI number?

Erin Shaye Semeyn's National Provider Identifier (NPI) is 1679289029, issued on Jan 30, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Erin Shaye Semeyn located?

The NPPES record lists a practice address at 676 S Floyd St, Louisville, KY, 40202. Phone: (502) 629-2500. Providers update this record themselves, so call before visiting.

How can I verify Erin Shaye Semeyn's license?

NPPES lists Kentucky license number 3018749, as entered by the provider. Search the Kentucky board that licenses this profession; the NPPES record confirms identity only.

How much does Erin Shaye Semeyn prescribe under Medicare Part D?

In 2024, Erin Shaye Semeyn had 333 Medicare Part D claims for 31 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.