NPPES file of Aug 9, 2026

Catherine A. Leadabrand, MD

Internal Medicine Physician · Brookings, SD

Catherine A. Leadabrand, MD is an internal medicine physician with a practice address in Brookings, South Dakota, and NPI 1043277593, issued on Apr 27, 2006. Check the license (South Dakota 4544, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; 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
1043277593
Name
Catherine A. Leadabrand
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4544 SD
Self-reported in NPPES; status is on the state search
Practice location
300 22ND Ave, Brookings, SD 57006
Phone
(605) 696-8021
Enumerated
Apr 27, 2006
Record last updated
Jul 26, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(605) 696-8830
Medicaid ID
6003902 SD
Medicare enrollment
Enrolled (PECOS I20100202000394); accepts Medicare assignment
Medical or professional school
University Of Nebraska College Of Medicine, 1995
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 300 22ND Ave

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

  1. Baylee BeanerMedical-Surgical Registered Nurse1750125480
  2. Steven Bunkers, CRNARegistered Nurse1700953429
  3. Laura Crooks, COTA/LOccupational Therapy Assistant1598223224
  4. Ashley Daniels, PTAPhysical Therapy Assistant1871156802
  5. Jamie Halvorson, OTD, OTR/LOccupational Therapist1629536354
  6. Jada Kahl, MSOTR/LOccupational Therapist1396061016

Verify Catherine A. Leadabrand in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
    Search for license 4544
    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 South Dakota 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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88% fewer Medicare Part D claims than the average internal medicine physician in 2024

369 Medicare Part D claims for 101 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 13 claims were for opioids.

  1. Catherine Leadabrand369
  2. Specialty average3,176

Most prescribed

  1. Potassium Chloride19 claims
  2. Scopolamine17 claims
  3. Omeprazole16 claims
  4. Losartan Potassium14 claims
  5. Metoprolol Succinate14 claims
  6. Metoprolol Tartrate12 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: $35.36

1 payment: food and beverage; the largest payer was Mylan Specialty L.P. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Catherine Leadabrand$35.36
  2. Specialty average$1,303.06

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. City OF BrookingsBrookings, SD

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

Catherine A. Leadabrand among 247 internal medicine physician records in South Dakota

Catherine A. Leadabrand, MD is one of 247 internal medicine physician records with a practice address in South Dakota. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 52% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1995 · median 2008 among the 146 with a school on file
  • Record last updated2019 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 internal medicine physician records list a practice address in Brookings

They are 4 of the 375 NPPES records with a practice address in Brookings, and 247 internal medicine physician records in South Dakota.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Daniel Cecil, MDBrookings, SD 570061700844131
  2. Eric Murunga, MDBrookings, SD 570061225186570
  3. Jennifer Williamson, M.D.Brookings, SD 570061427305721
  4. Eloise Schrag, MDFreeman, SD 570291336110428
  5. David Basel, MDHarrisburg, SD 570321669451340
  6. Steven Joyce, M.D.Dakota Dunes, SD 570491316922875
  7. Susan Fanta, MDYankton, SD 570781326049313
  8. John Frank, MDYankton, SD 570781669473443

Common questions

What is Catherine A. Leadabrand, MD's NPI number?

Catherine A. Leadabrand, MD's National Provider Identifier (NPI) is 1043277593, issued on Apr 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Catherine A. Leadabrand, MD located?

The NPPES record lists a practice address at 300 22ND Ave, Brookings, SD, 57006. Phone: (605) 696-8021. Providers update this record themselves, so call before visiting.

How can I verify Catherine A. Leadabrand, MD's license?

NPPES lists South Dakota license number 4544, as entered by the provider. Search the South Dakota Board of Medical and Osteopathic Examiners at https://www.sdbmoe.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Catherine A. Leadabrand, MD prescribe under Medicare Part D?

In 2024, Catherine A. Leadabrand, MD had 369 Medicare Part D claims for 101 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.