Active NPI
Nancy Guirguis
- Internal Medicine Physician
- Corvallis, OR
National Provider Identifier
1154775815
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- DO224060
- Practice address
- 981 NW Spruce Ave
Corvallis, OR 97330-2111 - Phone
- (541) 758-0766
- NPI assigned
- Apr 19, 2016
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | DO224060 | OR | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X |
Addresses
Primary practice location
981 NW Spruce Ave
Corvallis, OR 97330-2111
Mailing address
981 NW Spruce Ave
Corvallis, OR 97330-2111
Phone (541) 758-0766
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in OR
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Other, 2018
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
981 NW Spruce Ave
Corvallis, OR 97330-2111
Phone (541) 758-0766
Hospital & facility affiliations
- Samaritan Albany General Hospital
- Good Samaritan Regional Medical Center
- Samaritan Lebanon Community Hospital
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Removal or shaving of skin growth | 1-10 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| DO224060 | OR | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Corvallis Internal Medicine, PC | Internal Medicine | Current | Accepting new patients |
| Valley Clinics | Internal Medicine | Current | Accepting new patients |
| Western University of Health Sciences | Past | Accepting new patients |
Locations
3388 Pacific Blvd SW
Albany, OR 97321
Phone (541) 758-0766
981 NW Spruce Ave
Corvallis, OR 97330
Phone (541) 758-0766
Organizations & group practices 3
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Internal Medicine Physician
- Corvallis, OR
- NPI 1710172622
-
- Adult Medicine Physician
- Lebanon, OR
- NPI 1639555170
Hospital & facility affiliations 53
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Albany, OR
- NPI 1154372340
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Albany, OR
- NPI 1326755158
Hospital
-
- Endocrinology, Diabetes & Metabolism Physician
- Albany, OR
- NPI 1346620408
Hospital
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1461024000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1773100800000",
"number": "1154775815",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "981 NW SPRUCE AVE",
"city": "CORVALLIS",
"state": "OR",
"postal_code": "973302111",
"telephone_number": "541-758-0766",
"fax_number": "541-753-2737"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "981 NW SPRUCE AVE",
"city": "CORVALLIS",
"state": "OR",
"postal_code": "973302111",
"telephone_number": "541-758-0766"
}
],
"practiceLocations": [],
"basic": {
"last_name": "GUIRGUIS",
"first_name": "NANCY",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2016-04-19",
"last_updated": "2026-03-10",
"certification_date": "2026-03-10",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "OR",
"license": "DO224060",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Corvallis, OR
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.