Robert Harlan Day , NP
Nurse Practitioner • Stanford, CA
Professional Overview & Biography Verified Profile Summary
Robert Day, NP is a registered healthcare professional specializing in Nurse Practitioner in Stanford, CA. Practice services are available at 300 PASTEUR DR under active NPI credentials.
Practice Location & Contact Primary Location
300 Pasteur Dr
Stanford, CA 943052200
Specialty Benchmarks & Practice Insights
Comparative analytics for Nurse Practitioner in Stanford, CA
Practicing in Stanford, CA (8378 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2025-02-11NUCC Taxonomy Code: 363L00000X
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Radiology - Vascular & Interventional Radiology
Doctor of Medicine (M.D.)
Psychiatry & Neurology - Psychiatry
MDPHD
Radiology - Diagnostic Radiology
Doctor of Medicine (M.D.)
Nurse Practitioner
Nurse Practitioner
Neurological Surgery
MDPHD
Internal Medicine - Critical Care Medicine
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 300 PASTEUR DR, STANFORD, CA 943052200 (Tel: 6507234000)
Registered at 300 PASTEUR DR, STANFORD, CA 943052200
Recorded as ROBERT DAY, NP
Nurse Practitioner (License #95023125 in CA)
NPI status registered as active in NPPES database
Registered at 2 PENNS WAY, SUITE 412, NEW CASTLE, DE 19720 (Tel: 3026522455)
Registered at 1802 W 4TH STREET, WILMINGTON, DE 19805 (Tel: 3026522455)
Recorded as ROBERT DAY, APRN
Nurse Practitioner (License #LG-0000949 in DE)
Registered at 1600 ROCKLAND RD, WILMINGTON, DE 198033607 (Tel: 3026514200)
Registered at P.O. BOX 191, ROCKLAND, DE 197230191 (Tel: 3026514000)
Recorded as ROBERT DAY, APRN
NPI status registered as active in NPPES database
Registered at 1802 W 4TH ST, WILMINGTON, DE 198053420 (Tel: 3026555822)
Registered at 2 PENNS WAY, SUITE 412, NEW CASTLE, DE 197202407 (Tel: 3026522455)
Recorded as ROBERT DAY, FNP-C
Nurse Practitioner (License #LG-0000949 in DE)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
300 Pasteur Dr
Stanford, CA 943052200
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