IndividualActive
Marion Greb
NPI 1679112007 · Family Nurse Practitioner · Palo Alto, CA
Provider details
- NPI number
- 1679112007
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 950141007 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
3801 Miranda Ave
Palo Alto, CA 94304-1207
Phone: (650) 493-5000
Street-level locationGet directions
Mailing address
4104 Creekpoint Ct
Danville, CA 94506-1212
Additional practice locations (1)
- 4104 Creekpoint CtDanville, CA 94506-1212Phone: (925) 200-6278
Registry dates
- Enumerated
- 2020-01-02
- Last updated
- 2020-07-06
- Certified
- 2020-07-06
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.