Caren Pfieffer, NP-C
NPI 1124469085 · Family Nurse Practitioner · Palo Alto, CA
Provider details
- NPI number
- 1124469085
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP-C
- Sex
- Female
- Sole proprietor
- No
- License
- AP5092 (AZ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
5 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
Mailing address
Additional practice locations (4)
- 15333 N Pima RdScottsdale, AZ 85260-2783Phone: (888) 731-8994
- 14355 Miranda WayLos Altos Hills, CA 94022-2032Phone: (888) 731-8994
- 1000 N West St Ste 1200Wilmington, DE 19801-1058Phone: (888) 731-8994
- 421 Fayetteville St Ste 1100Raleigh, NC 27601-3000Phone: (888) 731-8994
Registry dates
- Enumerated
- 2013-07-08
- Last updated
- 2026-05-15
- Certified
- 2026-05-15
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.