Leroy A. Clark, M.D
Family Medicine Physician · Sisseton, SD
Leroy A. Clark, M.D is a family medicine physician with a practice address in Sisseton, South Dakota, and NPI 1578527115, issued on Apr 12, 2006. Check the license (South Dakota 5019, as entered in NPPES) on the South Dakota Board of Medical and Osteopathic Examiners; the Medicare figures below come from public CMS files.
- Name
- Leroy A. Clark
- Credential
- M.D
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 5019 SD
Self-reported in NPPES; status is on the state search - Practice location
- 100 Lake Traverse Dr, Sisseton, SD 57262
- Phone
- (605) 698-7606
- Enumerated
- Apr 12, 2006
- Record last updated
- Sep 5, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (605) 742-0812
- Medicaid ID
- 5549050 SD
- Medicare enrollment
- Enrolled (PECOS I20050808001065); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1998
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 601 in South Dakota → Look up another NPI →
Also registered at 100 Lake Traverse Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Munir Ahmed, M.D.Internal Medicine Physician1962577585
- Brianna Alverson, PHARM.DPharmacist1093078883
- Candace Anderson, BS,MT(ASCP)Medical Illustrator1457517799
- Stellar Anonye Achampong, MDPediatrics Physician1710023940
- Harvey Baker, ARNPFamily Nurse Practitioner1689672248
- Julia Barse, RNRegistered Nurse1609216639
Verify Leroy A. Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersSouth Dakota Board of Medical and Osteopathic Examiners
Search for license 5019Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% fewer Medicare Part D claims than the average family medicine physician in 2024
2,452 Medicare Part D claims for 128 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims. 135 claims were for opioids.
Most prescribed
- Gabapentin157 claims
- Atorvastatin Calcium137 claims
- Lisinopril120 claims
- Ozempic87 claims
- Losartan Potassium86 claims
- Potassium Chloride84 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.
Bills Medicare through one group practice
- U S Health Dept OF Health And Human ServicesCroe Agency, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Leroy A. Clark among 601 family medicine physician records in South Dakota
Leroy A. Clark, M.D is one of 601 family 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 12% of them.
- NPI issued2006 · 12% of these records are older, 47% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1998 · median 2008 among the 393 with a school on file
- Record last updated2012 · 52% 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 South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
10 family medicine physician records list a practice address in Sisseton
They are 10 of the 147 NPPES records with a practice address in Sisseton, and 601 family medicine physician records in South Dakota.
All 601 in South Dakota → Every provider in Sisseton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Judy Beumer, MDSisseton, SD 572621285632398
- Monika Botschner, M.DSisseton, SD 572621952370058
- Lois Crawford, MDSisseton, SD 572621437238763
- Stanley Gallagher, DOSisseton, SD 572621831125657
- Brian Hanley, M.D.Sisseton, SD 572621467657841
- Michael Lowe, M.D.Sisseton, SD 572621306996798
- David Meadows, M.D.Sisseton, SD 572621770514390
- David Staub, MDSisseton, SD 572621801892534
Common questions
What is Leroy A. Clark, M.D's NPI number?
Leroy A. Clark, M.D's National Provider Identifier (NPI) is 1578527115, issued on Apr 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Leroy A. Clark, M.D located?
The NPPES record lists a practice address at 100 Lake Traverse Dr, Sisseton, SD, 57262. Phone: (605) 698-7606. Providers update this record themselves, so call before visiting.
How can I verify Leroy A. Clark, M.D's license?
NPPES lists South Dakota license number 5019, 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 Leroy A. Clark, M.D prescribe under Medicare Part D?
In 2024, Leroy A. Clark, M.D had 2,452 Medicare Part D claims for 128 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.
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.