Nancy Guirguis
NPI 1154775815 · Internal Medicine Physician · Corvallis, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Guirguis is a Internal Medicine Physician provider in Corvallis, OR (NPI 1154775815).
Provider details
- NPI number
- 1154775815
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- Yes
- License
- DO224060 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-19
- Last updated
- 2026-03-10
- Certified
- 2026-03-10
Frequently asked questions
- What is Nancy Guirguis's NPI number?
- Nancy Guirguis's National Provider Identifier (NPI) is 1154775815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Guirguis's specialty?
- Nancy Guirguis is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Guirguis located?
- Nancy Guirguis's practice location on file with NPPES is 981 Nw Spruce Ave, Corvallis, OR 97330-2111.
- What is Nancy Guirguis's phone number?
- The practice phone number listed in the NPPES registry for Nancy Guirguis is (541) 758-0766.
- Does Nancy Guirguis accept Medicare?
- Nancy Guirguis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Guirguis's NPI active?
- Yes — Nancy Guirguis's NPI (1154775815) is active in the NPPES registry as of the last update on 2026-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.