Doctor profile · Federal record
Dr. Theresa Oey-Trudeau, MD
Surgery Physician (CMS: General Surgery) · Brookings, SD
- NPI 1285839787
- Accepts Medicare
- 19 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 22Nd Ave
Brookings, SD 570062497
(605) 697-9500
fax (605) 697-6939 - Mailing address
-
310 22Nd Ave
Brookings, SD 570062474
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- September 2, 2022
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- South Dakota #8556
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1285839787. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
599
Distinct HCPCS
8
Medicare allowed
$83,421
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45384 |
Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery | 236 | 235 | $127 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 124 | 123 | $237 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 80 | 75 | $94 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 65 | 56 | $93 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 54 | 54 | $127 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 14 | 14 | $54 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 14 | 14 | $137 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 12 | 12 | $78 |
In context: peer comparison
Among 1 peers in Brookings Surgery Physician, average services per provider: 74. This provider delivers 8.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
354
Patients
101
Total drug cost
$4,749
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 167 | 50 | $1,694 |
| Omeprazole | Generic | 127 | 29 | $1,379 |
| Sucralfate | Generic | 37 | 11 | $1,474 |
| Esomeprazole Magnesium | Generic | 12 | 0 | $181 |
| Oxycodone Hcl | Generic | 11 | 11 | $20 |
Frequently asked questions
What is Dr. Theresa Oey-Trudeau's medical specialty?
Dr. Theresa Oey-Trudeau practices Surgery Physician in Brookings, SD.
Where does Dr. Theresa Oey-Trudeau practice?
Dr. Theresa Oey-Trudeau practices at 400 22Nd Ave, Brookings, SD 570062497. Office phone: 6056979500.
What is Dr. Theresa Oey-Trudeau's NPI?
Dr. Theresa Oey-Trudeau's National Provider Identifier (NPI) is 1285839787, issued by NPPES.
Does Dr. Theresa Oey-Trudeau accept Medicare assignment?
Yes. Dr. Theresa Oey-Trudeau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Theresa Oey-Trudeau commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using a flexible endoscope with electrical cautery (HCPCS 45384); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.