Doctor profile · Federal record
Dr. Ryan Johnsen, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Clackamas, OR
- NPI 1083107783
- Accepts Medicare
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
10180 Se Sunnyside RD
Clackamas, OR 970158970
(800) 813-2000 - Mailing address
-
500 Ne Multnomah St Ste 100
Portland, OR 972322099
Credentials & registration
- NPI registered
- June 2018 — 8 yrs on file
- Profile last updated
- December 12, 2025
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Oregon #MD202918
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1083107783. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
31
Distinct HCPCS
2
Medicare allowed
$2,974
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 17 | 17 | $117 | |
99283 |
Emergency department visit with low level of medical decision making | 14 | 14 | $71 |
In context: peer comparison
Among 30 peers in this city , average services per provider: 379. This provider delivers 0.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
70
Patients
69
Total drug cost
$481
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 33 | 32 | $212 |
| Prednisone | Generic | 21 | 21 | $152 |
| Ondansetron Odt (Ondansetron) | Brand | 16 | 16 | $117 |
Frequently asked questions
What is Dr. Ryan Johnsen's medical specialty?
Dr. Ryan Johnsen practices Emergency Medicine Physician in Clackamas, OR.
Where does Dr. Ryan Johnsen practice?
Dr. Ryan Johnsen practices at 10180 Se Sunnyside RD, Clackamas, OR 970158970. Office phone: 8008132000.
What is Dr. Ryan Johnsen's NPI?
Dr. Ryan Johnsen's National Provider Identifier (NPI) is 1083107783, issued by NPPES.
Does Dr. Ryan Johnsen accept Medicare assignment?
Yes. Dr. Ryan Johnsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Johnsen commonly perform?
Top Medicare-reported procedures in 2023: 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.