Doctor profile · Federal record
Dr. Jason Wilhelmsen, MD
Emergency Medicine Physician · Ontario, OR
- NPI 1912964404
- MIPS 83.3 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
351 Sw 9Th St
Ontario, OR 979142639
(541) 881-7000
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- October 18, 2007
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Oregon #MD24430
- Medicaid
- OR #297568
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912964404. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
320
Distinct HCPCS
4
Medicare allowed
$42,507
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 135 | 135 | $164 | |
99284 |
Emergency department visit with moderate level of medical decision making | 131 | 131 | $114 | |
99283 |
Emergency department visit with low level of medical decision making | 40 | 39 | $66 | |
99291 |
Critical care, first 30-74 minutes | 14 | 14 | $201 |
In context: peer comparison
Among 1 peers in Ontario Emergency Medicine Physician, average services per provider: 80. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
84
Patients
84
Total drug cost
$467
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 32 | 32 | $186 |
| Cephalexin | Generic | 22 | 22 | $152 |
| Prednisone | Generic | 17 | 17 | $72 |
| Ondansetron Odt (Ondansetron) | Brand | 13 | 13 | $57 |
Frequently asked questions
What is Dr. Jason Wilhelmsen's medical specialty?
Dr. Jason Wilhelmsen practices Emergency Medicine Physician in Ontario, OR.
Where does Dr. Jason Wilhelmsen practice?
Dr. Jason Wilhelmsen practices at 351 Sw 9Th St, Ontario, OR 979142639. Office phone: 5418817000.
What is Dr. Jason Wilhelmsen's NPI?
Dr. Jason Wilhelmsen's National Provider Identifier (NPI) is 1912964404, issued by NPPES.
What procedures does Dr. Jason Wilhelmsen 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.