Registry data as of Aug 27, 2026

Katherine Herold, M.D.

Emergency Medicine Physician · Louisville, KY

Katherine Herold, M.D. is an emergency 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1568506749
Name
Katherine Herold
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
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
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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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 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.

6.4 times the Medicare Part D claims of the average emergency medicine physician in 2024

2,279 Medicare Part D claims for 310 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Katherine Herold2,279
  2. Specialty average355

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, mostly food and beverage; the largest payer was Abbvie Inc.. The 12,165 providers of this specialty with any payment received $1,340.71 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$1,340.71

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Dr. Nair Internal Medicine, PLLCLouisville, KY

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Emergency Medicine Physician providers in Kentucky

There are 874 emergency medicine physician records in Kentucky.

All 874 in Kentucky → Every provider in Louisville →

Other emergency medicine physician records in Kentucky

  1. Atam Abbi, MDLebanon, KY1215099593
  2. Joshua Abell, MDEdgewood, KY1578983508
  3. James Adams, M.D.London, KY1497940753
  4. Paul Adams, MDLouisville, KY1235186529
  5. Brian Adkins, M.D.Lexington, KY1598710717
  6. Jessica Adkins, MDLexington, KY1639708712
  7. Amal Agarwal, D.O.Lexington, KY1932259827
  8. Muhammad Ahmed, MDLexington, KY1912053042
  9. Kenneth Ajabor, M.D.West Liberty, KY1023292562
  10. Peter Damian Akpunonu, M.D.Lexington, KY1528320652

Common questions

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

Katherine 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 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 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 Herold, M.D. prescribe under Medicare Part D?

In 2024, Katherine Herold, M.D. had 2,279 Medicare Part D claims for 310 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.