NPPES file of Aug 9, 2026

Amber Marie Koerner, FNP-C

Family Nurse Practitioner · Palm Harbor, FL

Amber Marie Koerner, FNP-C is a family nurse practitioner with a practice address in Palm Harbor, Florida, and NPI 1225733892, issued on Apr 3, 2023. Check the license (Florida APRN11025968, as entered in NPPES) on the Florida health license search; 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
1225733892
Name
Amber Marie Koerner
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
APRN11025968 FL
Self-reported in NPPES; status is on the state search
Practice location
3890 Tampa RD, Palm Harbor, FL 34684
Phone
(727) 532-0002
Enumerated
Apr 3, 2023
Record last updated
Feb 6, 2026
Medicare enrollment
Enrolled (PECOS I20230601003333); 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 3890 Tampa RD

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

  1. Angela Allamon, PTPhysical Therapist1720334915
  2. Charles Boothby, DOUndersea and Hyperbaric Medicine (Preventive Medicine) Physician1588600092
  3. Sang Choi, MDOrthopaedic Surgery Physician1760474373
  4. Bradley Cohen, ARNPNurse Practitioner1073592994
  5. Nicole Felton, DPTPhysical Therapist1770618969
  6. Peter Ferrandino, PACPhysician Assistant1841280500

Verify Amber Marie Koerner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license APRN11025968
    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
Open the Florida 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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About as many Medicare Part D claims as the average family nurse practitioner in 2024

1,300 Medicare Part D claims for 314 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Amber Koerner1,300
  2. Specialty average1,305

Most prescribed

  1. Albuterol Sulfate Hfa62 claims
  2. Prednisone50 claims
  3. Atorvastatin Calcium44 claims
  4. Fluticasone Propionate44 claims
  5. Amlodipine Besylate42 claims
  6. Losartan Potassium39 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: $361.96

16 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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. Amber Koerner$361.96
  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. Baycare Medical Group, Inc.Palm Harbor, FL

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

Amber Marie Koerner among 22,340 family nurse practitioner records in Florida

Amber Marie Koerner, FNP-C is one of 22,340 family nurse practitioner records with a practice address in Florida. 69% 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 72% of them.

  • NPI issued2023 · 72% of these records are older, 20% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated2023 · median 2020 among the 10,790 with a school on file
  • Record last updated2026 · 34% 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 Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

42 family nurse practitioner records list a practice address in Palm Harbor

They are 42 of the 1,358 NPPES records with a practice address in Palm Harbor, and 22,340 family nurse practitioner records in Florida.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Amanda Albanese, APRNPalm Harbor, FL 346841972263952
  2. Monica Almeciga, APRNPalm Harbor, FL 346841710591318
  3. Mahsa Arefan-Yazdi, APRNPalm Harbor, FL 346841841582772
  4. Stephanie Bacon, APRNPalm Harbor, FL 346841699424986
  5. Teresa Burfine, FNPPalm Harbor, FL 346841972991511
  6. Teresa Clark, FNP-CPalm Harbor, FL 346841497429948
  7. Sandra Corsetti, DNP, ARNP-BCPalm Harbor, FL 346841750485298
  8. Nicole Ferreira, ARNPPalm Harbor, FL 346841679098404

Common questions

What is Amber Marie Koerner, FNP-C's NPI number?

Amber Marie Koerner, FNP-C's National Provider Identifier (NPI) is 1225733892, issued on Apr 3, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Amber Marie Koerner, FNP-C located?

The NPPES record lists a practice address at 3890 Tampa RD, Palm Harbor, FL, 34684. Phone: (727) 532-0002. Providers update this record themselves, so call before visiting.

How can I verify Amber Marie Koerner, FNP-C's license?

NPPES lists Florida license number APRN11025968, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Amber Marie Koerner, FNP-C prescribe under Medicare Part D?

In 2024, Amber Marie Koerner, FNP-C had 1,300 Medicare Part D claims for 314 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.