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

Eileen De los Reyes Nath, RN, MSN, FNP

Individual provider Family Nurse Practitioner · NPI 1679011589

Eileen De los Reyes Nath, RN, MSN, FNP is a Family Nurse Practitioner in Walnut Creek, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2017
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

110 La Casa Via Ste 205
Walnut Creek, CA 94598-3017
Phone: (925) 464-3916
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 10934 (CA)

Record details

NPI number1679011589
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , MSN , FNP
Sole proprietorYes
NPI enumeratedFebruary 11, 2017
Last updated in NPPESFebruary 11, 2017

Other providers in Walnut Creek