Ryan Willen, D.O.
NPI 1912432063 · Internal Medicine Physician · Corvallis, OR
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Willen, D.O. is a Internal Medicine Physician provider in Corvallis, OR (NPI 1912432063).
Provider details
- NPI number
- 1912432063
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- PG182851 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
667 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 233 | $114 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 215 | $76 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 117 | $111 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 58 | $167 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 23 | $126 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 26 | 24 |
| Prednisone | 20 | 19 |
| Atorvastatin Calcium | 17 | 17 |
| Cefdinir | 17 | 17 |
| Potassium Chloride | 16 | 15 |
| Metoprolol Tartrate | 15 | 15 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 14 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-26
- Last updated
- 2022-01-03
- Certified
- 2022-01-03
Frequently asked questions
- What is Ryan Willen's NPI number?
- Ryan Willen's National Provider Identifier (NPI) is 1912432063, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Willen's specialty?
- Ryan Willen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ryan Willen located?
- Ryan Willen's practice location on file with NPPES is 3600 Nw Samaritan Dr, Corvallis, OR 97330.
- What is Ryan Willen's phone number?
- The practice phone number listed in the NPPES registry for Ryan Willen is (541) 768-4906.
- Does Ryan Willen accept Medicare?
- Ryan Willen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Willen's NPI active?
- Yes — Ryan Willen's NPI (1912432063) is active in the NPPES registry as of the last update on 2022-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.