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Internal Medicine

Nancy Guirguis, DO

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

Summary

Nancy Guirguis, DO (Internal Medicine) is listed by Medicare at 3 hospitals in Corvallis, OR, Albany, OR and Lebanon, OR. NPI 1154775815. 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 Nancy Guirguis, 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
8Years since medical school (graduated 2018)
FemaleGender (as listed)
Valley ClinicsGroup practice

Quick answers

Which hospitals does Nancy Guirguis work at?
Medicare's official clinician data lists Nancy Guirguis at 3 hospitals: Good Samaritan Regional Medical Center, Samaritan Albany General Hospital and Samaritan Lebanon Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Nancy Guirguis see patients?
Medicare's clinician data lists 2 practice locations, including Albany, OR and Corvallis, OR. Call before your visit to confirm the address.
What is Nancy Guirguis's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Nancy Guirguis accept Medicare assignment?
Yes. Medicare's clinician data says Nancy Guirguis 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.
What is the phone number for Nancy Guirguis?
(541) 758-0766, as listed in official Medicare / NPI Registry data.
What is Nancy Guirguis's NPI number?
1154775815. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Nancy Guirguis works

Medicare's Facility Affiliation Data lists Nancy Guirguis 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 Nancy Guirguis is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Valley Clinics13 clinicians in the group

Specialties

Find other Internal Medicine doctors in Oregon →

Other internal medicine doctors in Albany

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

All internal medicine doctors in Albany →

Clinician information

CredentialDO
Graduation year2018
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1154775815
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