NPPES file of Aug 9, 2026

Alexandra Marie Flach, APRN

Family Nurse Practitioner · Louisville, KY

Alexandra Marie Flach, APRN is a family nurse practitioner with a practice address in Louisville, Kentucky, and NPI 1417714163, issued on Feb 29, 2024. Check the license (Kentucky 4016674, 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
1417714163
Name
Alexandra Marie Flach
Credential
APRN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
4016674 KY
Self-reported in NPPES; status is on the state search
Practice location
530 S Jackson St, Louisville, KY 40202
Phone
(502) 562-3000
Enumerated
Feb 29, 2024
Record last updated
Apr 28, 2026
Medicare enrollment
Enrolled (PECOS I20240610001220); 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 530 S Jackson St

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

  1. Magdy Abaskaron, M.D.Diagnostic Radiology Physician1548264062
  2. Oluwasegun Abe, APRNFamily Nurse Practitioner1316310725
  3. Bianca Adornato, CRNACertified Registered Nurse Anesthetist1336597459
  4. Hiba Al-Dallal, MDAnatomic Pathology & Clinical Pathology Physician1205325610
  5. Mustafa Al-Kawaaz, M.D.Anatomic Pathology & Clinical Pathology Physician1902245038
  6. Houda Alatassi, MDAnatomic Pathology & Clinical Pathology Physician1033266762

Verify Alexandra Marie Flach 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 4016674
    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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97% fewer Medicare Part D claims than the average family nurse practitioner in 2024

41 Medicare Part D claims for 23 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Alexandra Flach41
  2. Specialty average1,305

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.

Bills Medicare through one group practice

  1. University OF Louisville Physicians IncLouisville, KY

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

Alexandra Marie Flach among 5,545 family nurse practitioner records in Kentucky

Alexandra Marie Flach, APRN 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 2024, is newer than 88% of them.

  • NPI issued2024 · 88% of these records are older, 7% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2023 · median 2018 among the 3,839 with a school on file
  • Record last updated2026 · 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 Alexandra Marie Flach, APRN's NPI number?

Alexandra Marie Flach, APRN's National Provider Identifier (NPI) is 1417714163, issued on Feb 29, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Marie Flach, APRN located?

The NPPES record lists a practice address at 530 S Jackson St, Louisville, KY, 40202. Phone: (502) 562-3000. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Marie Flach, APRN's license?

NPPES lists Kentucky license number 4016674, as entered by the provider. Search the Kentucky board that licenses this profession; the NPPES record confirms identity only.

How much does Alexandra Marie Flach, APRN prescribe under Medicare Part D?

In 2024, Alexandra Marie Flach, APRN had 41 Medicare Part D claims for 23 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.