Doctor profile · Federal record
Dr. Ryan Gienapp, DO
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Corvallis, OR
- NPI 1639798267
- Accepts Medicare
- MIPS 91.9 / 100 · 2023
- 6 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
3521 Nw Samaritan Dr Ste 201
Corvallis, OR 973304744
(541) 768-5140 - Additional location
-
3600 Nw Samaritan Dr
Corvallis, OR 973303737
(541) 768-4906 - Mailing address
-
Po Box 1189
Corvallis, OR 973391189
Credentials & registration
- NPI registered
- April 2020 — 6 yrs on file
- Profile last updated
- September 19, 2023
- Year of graduation
- 2020 — 6 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Oregon #DO217191 · Oregon #199627
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639798267. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
144
Distinct HCPCS
5
Medicare allowed
$11,654
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 69 | 66 | $63 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 38 | 38 | $93 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $127 | |
91320 |
Sarscv2 vac 30mcg trs-suc im | 12 | 12 | $128 | |
90480 |
Admn sarscov2 vacc 1 dose | 11 | 11 | $39 |
In context: peer comparison
Among 39 peers in Corvallis Internal Medicine Physician, average services per provider: 75. This provider delivers 1.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
434
Patients
79
Total drug cost
$33,669
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 61 | 23 | $930 |
| Levothyroxine Sodium | Generic | 58 | 21 | $819 |
| Lisinopril | Generic | 47 | 17 | $662 |
| Furosemide | Generic | 33 | 0 | $249 |
| Eliquis (Apixaban) | Brand | 31 | 0 | $26,376 |
| Amlodipine Besylate | Generic | 30 | 18 | $426 |
| Omeprazole | Generic | 28 | 0 | $407 |
| Montelukast Sodium | Generic | 25 | 0 | $478 |
| Simvastatin | Generic | 20 | 0 | $405 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 18 | 0 | $652 |
Hospital affiliations
Frequently asked questions
What is Dr. Ryan Gienapp's medical specialty?
Dr. Ryan Gienapp practices Internal Medicine Physician in Corvallis, OR.
Where does Dr. Ryan Gienapp practice?
Dr. Ryan Gienapp practices at 3521 Nw Samaritan Dr Ste 201, Corvallis, OR 973304744. Office phone: 5417685140.
What is Dr. Ryan Gienapp's NPI?
Dr. Ryan Gienapp's National Provider Identifier (NPI) is 1639798267, issued by NPPES.
Does Dr. Ryan Gienapp accept Medicare assignment?
Yes. Dr. Ryan Gienapp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Gienapp commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.