Doctor profile · Federal record

Dr. Leroy Clark, M.D

Family Medicine Physician (CMS: Family Practice) · Sisseton, SD

  • NPI 1578527115
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Lake Traverse Dr
Sisseton, SD 572627046
(605) 698-7606
fax (605) 742-0812

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
September 5, 2012
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
South Dakota #5019
Medicaid
SD #5549050

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578527115. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
411
Distinct HCPCS
3
Medicare allowed
$24,863
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 289 133 $65
99212 Established patient office or other outpatient visit, 10-19 minutes 92 69 $35
99214 Established patient office or other outpatient visit, 30-39 minutes 30 27 $96

In context: peer comparison

Among 3 peers in Sisseton Family Medicine Physician, average services per provider: 51. This provider delivers 8.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,495
Patients
323
Total drug cost
$82,236
Drug Type Claims Patients Total cost
Gabapentin Generic 252 32 $4,293
Lisinopril Generic 150 33 $984
Atorvastatin Calcium Generic 127 38 $2,232
Hydrochlorothiazide Generic 108 20 $496
Diclofenac Sodium Generic 95 31 $566
Tamsulosin Hcl Generic 94 19 $2,092
Potassium Chloride Generic 91 19 $2,295
Omeprazole Generic 88 25 $873
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 86 0 $1,829
Metformin Hcl ER (Metformin Hcl) Brand 78 21 $1,092

Frequently asked questions

Auto-generated from federal data
What is Dr. Leroy Clark's medical specialty?
Dr. Leroy Clark practices Family Medicine Physician in Sisseton, SD.
Where does Dr. Leroy Clark practice?
Dr. Leroy Clark practices at 100 Lake Traverse Dr, Sisseton, SD 572627046. Office phone: 6056987606.
What is Dr. Leroy Clark's NPI?
Dr. Leroy Clark's National Provider Identifier (NPI) is 1578527115, issued by NPPES.
Does Dr. Leroy Clark accept Medicare assignment?
Yes. Dr. Leroy Clark accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leroy Clark commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.