Doctor profile · Federal record

Dr. Derek Lee, MD

Internal Medicine Physician (CMS: Internal Medicine) · Sioux Falls, SD

  • NPI 1083235386
  • Accepts Medicare
  • MIPS 76.7 / 100 · 2023
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1321 W 22Nd St
Sioux Falls, SD 571051502
(605) 404-4000
Mailing address
Po Box 5074
Sioux Falls, SD 571175074

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
August 9, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
South Dakota #14500

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083235386. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
123
Distinct HCPCS
3
Medicare allowed
$9,814
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 58 56 $62
99214 Established patient office or other outpatient visit, 30-39 minutes 51 43 $87
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $127

In context: peer comparison

Among 33 peers in this city , average services per provider: 142. This provider delivers 0.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
207
Patients
75
Total drug cost
$17,061
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 32 16 $405
Amlodipine Besylate Generic 19 12 $60
Metformin Hcl Generic 18 0 $216
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 17 12 $274
Omeprazole Generic 17 0 $93
Gabapentin Generic 16 12 $257
Ozempic (Semaglutide) Brand 15 0 $15,052
Losartan Potassium Generic 13 0 $90
Prednisone Generic 13 11 $38
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 0 $333

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Derek Lee's medical specialty?
Dr. Derek Lee practices Internal Medicine Physician in Sioux Falls, SD.
Where does Dr. Derek Lee practice?
Dr. Derek Lee practices at 1321 W 22Nd St, Sioux Falls, SD 571051502. Office phone: 6054044000.
What is Dr. Derek Lee's NPI?
Dr. Derek Lee's National Provider Identifier (NPI) is 1083235386, issued by NPPES.
Does Dr. Derek Lee accept Medicare assignment?
Yes. Dr. Derek Lee accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Derek Lee 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 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.