Doctor profile · Federal record

Dr. Colleen Achong, MD

Hospitalist Physician (CMS: Hospitalist) · Sioux Falls, SD

  • NPI 1841866340
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1325 S Cliff Ave
Sioux Falls, SD 571051007
(605) 322-8000

Credentials & registration

NPPES · NUCC
NPI registered
June 2021 — 5 yrs on file
Profile last updated
October 7, 2024
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
South Dakota #15573

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841866340. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$80
Transactions
4
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 4 $79.97

By nature of payment

Food and Beverage
$80

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
29
Patients
14
Total drug cost
$1,050
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 17 14 $393
Nifedipine ER (Nifedipine) Brand 12 0 $658

Frequently asked questions

Auto-generated from federal data
What is Dr. Colleen Achong's medical specialty?
Dr. Colleen Achong practices Hospitalist Physician in Sioux Falls, SD.
Where does Dr. Colleen Achong practice?
Dr. Colleen Achong practices at 1325 S Cliff Ave, Sioux Falls, SD 571051007. Office phone: 6053228000.
What is Dr. Colleen Achong's NPI?
Dr. Colleen Achong's National Provider Identifier (NPI) is 1841866340, issued by NPPES.
Does Dr. Colleen Achong accept Medicare assignment?
Yes. Dr. Colleen Achong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.