Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Ryan Gienapp, DO

Works at hospitals in Corvallis, OR · Albany, OR · Lebanon, OR … · Oregon

Summary

Ryan Gienapp, DO (Internal Medicine) is listed by Medicare at 5 hospitals in Corvallis, OR, Albany, OR and Lebanon, OR and other places. NPI 1639798267. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Ryan Gienapp, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Internal MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
6Years since medical school (graduated 2020)
Pacific Nw Un Of Hs, Col Of Osteopathic MedicineMedical school
MaleGender (as listed)
Good Samaritan Hospital CorvallisGroup practice

Quick answers

Which hospitals does Ryan Gienapp work at?
Medicare's official clinician data lists Ryan Gienapp at 5 hospitals: Good Samaritan Regional Medical Center, Samaritan Albany General Hospital, Samaritan Lebanon Community Hospital, Samaritan North Lincoln Hospital and Samaritan Pacific Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Ryan Gienapp see patients?
Medicare's clinician data lists 4 practice locations, including Corvallis, OR. Call before your visit to confirm the address.
What is Ryan Gienapp's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Ryan Gienapp accept Medicare assignment?
Yes. Medicare's clinician data says Ryan Gienapp accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Ryan Gienapp offer telehealth?
Medicare's clinician data says Ryan Gienapp offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Ryan Gienapp?
(541) 768-1261, as listed in official Medicare / NPI Registry data.
What is Ryan Gienapp's NPI number?
1639798267. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Ryan Gienapp works

Medicare's Facility Affiliation Data lists Ryan Gienapp at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Ryan Gienapp is enrolled with Medicare (CMS data updated 2026-10-02).

  • 3521 NW Samaritan DrCorvallis, OR 97330
  • 3600 NW Samaritan DrCorvallis, OR 97330
  • 3600 NW Samaritan Dr, Suite 227Corvallis, OR 97330 (541) 768‑1261
  • 3615 NW Samaritan DrCorvallis, OR 97330

Group practices

Medicare enrollment lists Ryan Gienapp as a member of this group (CMS data updated 2026-10-02).

  • Good Samaritan Hospital Corvallis380 clinicians in the group

Specialties

Find other Internal Medicine doctors in Oregon →

Other internal medicine doctors in Corvallis

Clinicians with the same Medicare primary specialty in Corvallis, OR — not a recommendation.

All internal medicine doctors in Corvallis →

Clinician information

CredentialDO
Medical schoolPacific Nw Un Of Hs, Col Of Osteopathic Medicine
Graduation year2020
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1639798267
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians