Doctor profile · Federal record
Dr. Sonja Halvorson, PA-C
Physician Assistant · Physician Assistant · Eugene, OR
- NPI 1154879351
- 10 yrs on file
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1255 Hilyard St
Eugene, OR 974013718
(541) 344-8757 - Additional location
-
1515 Village Dr
Cottage Grove, OR 974249700
(417) 675-5222 - Mailing address
-
1515 Village Dr
Cottage Grove, OR 974249700
Credentials & registration
- NPI registered
- September 2016 — 10 yrs on file
- Profile last updated
- September 10, 2025
- Specialty taxonomy
- 363A00000X — NUCC code
- State licenses (2)
- Oregon #189587 · Oregon #PA189587
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154879351. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
107
Distinct HCPCS
2
Medicare allowed
$11,446
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 85 | 77 | $98 | |
99285 |
Emergency department visit with high level of medical decision making | 22 | 22 | $142 |
In context: peer comparison
Among 28 peers in this city , average services per provider: 74. This provider delivers 1.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
43
Patients
43
Total drug cost
$185
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 23 | 23 | $79 |
| Cephalexin | Generic | 20 | 20 | $106 |
Frequently asked questions
What is Dr. Sonja Halvorson's medical specialty?
Dr. Sonja Halvorson practices Physician Assistant in Eugene, OR.
Where does Dr. Sonja Halvorson practice?
Dr. Sonja Halvorson practices at 1255 Hilyard St, Eugene, OR 974013718. Office phone: 5413448757.
What is Dr. Sonja Halvorson's NPI?
Dr. Sonja Halvorson's National Provider Identifier (NPI) is 1154879351, issued by NPPES.
What procedures does Dr. Sonja Halvorson commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.