Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Tiffany Julia Spencer, DNP, NP

Individual provider Nurse Practitioner · NPI 1821863481

Tiffany Julia Spencer, DNP, NP is a Nurse Practitioner in Stanford, California. Qualified in 2025, 1 year ago. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Years since qualifying
1
Licensed in
CA
In the registry since
2023
Specialties on file
3
What do these letters mean?
DNP — Doctor of Nursing Practice
The highest clinical degree in nursing.
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

300 Pasteur Dr
Stanford, CA 94305-2200
Phone: (650) 723-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 847 W Childs Ave, Merced, CA 95341-6862 — (209) 722-4842

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 95036203 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 95253338 (CA)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 95036203 (CA)

Record details

NPI number1821863481
Entity typeIndividual (Type 1)
GenderFemale
Credentials DNP , NP
Sole proprietorYes
NPI enumeratedNovember 22, 2023
Last updated in NPPESJuly 6, 2026
Certification dateJuly 6, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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