Doctor profile · Federal record
Dr. Courtney Merkwan
Emergency Medicine Physician (CMS: Emergency Medicine) · Student in an Organized Health Care Education/Training Program · Emergency Medicine Physician · Yankton, SD
- NPI 1295908770
- Accepts Medicare
- 18 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
501 Summit St
Yankton, SD 570783855
(605) 668-8100 - Additional location
-
702 Lewis St
Vermillion, SD 570693507
(605) 677-9916 - Additional location
-
800 Mercy Dr
Council Bluffs, IA 515033128
(712) 328-5230
fax (712) 325-2484 - Mailing address
-
702 Lewis St
Vermillion, SD 570693507
Credentials & registration
- NPI registered
- April 2008 — 18 yrs on file
- Profile last updated
- July 2, 2024
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- South Dakota #8119 · Iowa #MD-53181
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295908770. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
327
Distinct HCPCS
3
Medicare allowed
$46,682
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 206 | 187 | $165 | |
99284 |
Emergency department visit with moderate level of medical decision making | 99 | 96 | $113 | |
99283 |
Emergency department visit with low level of medical decision making | 22 | 20 | $67 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 63. This provider delivers 5.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
76
Patients
76
Total drug cost
$454
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 20 | 20 | $112 |
| Prednisone | Generic | 16 | 16 | $30 |
| Ondansetron Odt (Ondansetron) | Brand | 15 | 15 | $100 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 14 | 14 | $79 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 11 | 11 | $134 |
Frequently asked questions
What is Dr. Courtney Merkwan's medical specialty?
Dr. Courtney Merkwan practices Emergency Medicine Physician in Yankton, SD.
Where does Dr. Courtney Merkwan practice?
Dr. Courtney Merkwan practices at 501 Summit St, Yankton, SD 570783855. Office phone: 6056688100.
What is Dr. Courtney Merkwan's NPI?
Dr. Courtney Merkwan's National Provider Identifier (NPI) is 1295908770, issued by NPPES.
Does Dr. Courtney Merkwan accept Medicare assignment?
Yes. Dr. Courtney Merkwan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Courtney Merkwan commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.