NPPES file of Aug 9, 2026

Katherine Susanne Herold, M.D.

Family Medicine Physician · Louisville, KY

Katherine Susanne Herold, M.D. is a family medicine physician with a practice address in Louisville, Kentucky, and NPI 1568506749, issued on Feb 19, 2007. Check the license (Kentucky 45460, as entered in NPPES) on the Kentucky Board of Medical Licensure; 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
1568506749
Name
Katherine Susanne Herold
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
45460 KY
Self-reported in NPPES; status is on the state search
Practice location
8442 Dixie Hwy, Louisville, KY 40258
Phone
(502) 638-4280
Enumerated
Feb 19, 2007
Record last updated
Aug 9, 2024
Medicare enrollment
Enrolled (PECOS I20110805000724); accepts Medicare assignment
Medical or professional school
Loyola University Of Chicago, Stritch School Of Medicine, 2006
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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8 nearest family medicine physician records → All 1,968 in Kentucky → Look up another NPI →

Also registered at 8442 Dixie Hwy

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

  1. Jacqueline Browning, MSN-APRRN,APRN-PMHNPPsychiatric/Mental Health Nurse Practitioner1083376339
  2. Lindsay Coleman, APRNFamily Nurse Practitioner1205575727
  3. Sydney Dowell, ARNPNurse Practitioner1144243379
  4. Michael Eldemire, MDFamily Medicine Physician1770548430
  5. Katelin Elm, APRNFamily Nurse Practitioner1346674884
  6. Joyce Lovell, FNP, APRN, DNPFamily Nurse Practitioner1497356745

Verify Katherine Susanne Herold in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 45460    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 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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36% fewer Medicare Part D claims than the average family medicine physician in 2024

2,279 Medicare Part D claims for 310 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Katherine Herold2,279
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium132 claims
  2. Rosuvastatin Calcium105 claims
  3. Amlodipine Besylate103 claims
  4. Lisinopril99 claims
  5. Levothyroxine Sodium80 claims
  6. Omeprazole80 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: $2,993.07

136 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katherine Herold$2,993.07
  2. Specialty average$902.55

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. Dr. Nair Internal Medicine, PLLCLouisville, KY

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

Katherine Susanne Herold among 1,968 family medicine physician records in Kentucky

Katherine Susanne Herold, M.D. is one of 1,968 family medicine physician records with a practice address in Kentucky. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 50% of them.

  • NPI issued2007 · 50% of these records are older, 42% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2006 · median 2006 among the 1,277 with a school on file
  • Record last updated2024 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Kentucky practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

344 family medicine physician records list a practice address in Louisville

They are 344 of the 21,891 NPPES records with a practice address in Louisville, and 1,968 family medicine physician records in Kentucky.

All 1,968 in Kentucky → Every provider in Louisville → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Michael Becker, MDLouisville, KY 402581538115787
  2. Ivan Calderon, M.D.Louisville, KY 402581043453749
  3. Michael Eldemire, MDLouisville, KY 402581770548430
  4. Holly Garcia, MDLouisville, KY 402581053008052
  5. Kamara Garner, MDLouisville, KY 402581053349456
  6. Amy Henry, D.O.Louisville, KY 402581659416493
  7. Jill Jacobs, M.D.Louisville, KY 402581013052604
  8. Robert Johnson, DOLouisville, KY 402581790796654

Common questions

What is Katherine Susanne Herold, M.D.'s NPI number?

Katherine Susanne Herold, M.D.'s National Provider Identifier (NPI) is 1568506749, issued on Feb 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Susanne Herold, M.D. located?

The NPPES record lists a practice address at 8442 Dixie Hwy, Louisville, KY, 40258. Phone: (502) 638-4280. Providers update this record themselves, so call before visiting.

How can I verify Katherine Susanne Herold, M.D.'s license?

NPPES lists Kentucky license number 45460, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Katherine Susanne Herold, M.D. prescribe under Medicare Part D?

In 2024, Katherine Susanne Herold, M.D. had 2,279 Medicare Part D claims for 310 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.