Doctor profile · Federal record

Dr. Ryan Willen, D.O.

Internal Medicine Physician (CMS: Hospitalist) · Surgery Physician · General Practice Physician · Corvallis, OR

  • NPI 1912432063
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 9 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3600 Nw Samaritan Dr
Corvallis, OR 97330
(541) 768-4906
Mailing address
6644 E Baywood Ave
Mesa, AZ 852061797

Credentials & registration

NPPES · NUCC
NPI registered
April 2017 — 9 yrs on file
Profile last updated
January 3, 2022
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (3)
Arizona #009198 · Oregon #PG182851 · Oregon #DO188985

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912432063. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,007
Distinct HCPCS
5
Medicare allowed
$108,739
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 473 182 $113
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 253 106 $77
99239 Hospital discharge day management, more than 30 minutes 180 176 $110
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 78 78 $167
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 23 23 $126

In context: peer comparison

Among 39 peers in this city , average services per provider: 75. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
277
Patients
270
Total drug cost
$2,444
Drug Type Claims Patients Total cost
Cefdinir Generic 26 25 $238
Furosemide Generic 24 24 $71
Oxycodone Hcl Generic 24 24 $75
Clopidogrel (Clopidogrel Bisulfate) Brand 23 20 $281
Pantoprazole Sodium Generic 19 19 $195
Amiodarone Hcl Generic 18 17 $404
Doxycycline Hyclate Generic 18 18 $193
Metoprolol Succinate Generic 18 17 $190
Metoprolol Tartrate Generic 18 17 $89
Atorvastatin Calcium Generic 17 17 $138

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ryan Willen's medical specialty?
Dr. Ryan Willen practices Internal Medicine Physician in Corvallis, OR.
Where does Dr. Ryan Willen practice?
Dr. Ryan Willen practices at 3600 Nw Samaritan Dr, Corvallis, OR 97330. Office phone: 5417684906.
What is Dr. Ryan Willen's NPI?
Dr. Ryan Willen's National Provider Identifier (NPI) is 1912432063, issued by NPPES.
Does Dr. Ryan Willen accept Medicare assignment?
Yes. Dr. Ryan Willen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Willen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.