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

Katherine Atienza, RN

Individual provider Gastroenterology Registered Nurse · NPI 1386500221

Katherine Atienza, RN is a Gastroenterology Registered Nurse in Anaheim, California. Licensed in California. Registered with an NPI since 2026.

Licensed in
CA
In the registry since
2026
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

1111 W La Palma Ave
Anaheim, CA 92801-2804
Phone: (714) 999-3938
Show map & directions

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

Specialties & licences

Gastroenterology Registered Nurse (primary) Taxonomy 163WG0100X · Licence 95267685 (CA)

Record details

NPI number1386500221
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedJanuary 3, 2026
Last updated in NPPESJanuary 3, 2026
Certification dateJanuary 3, 2026
Mailing address6171 San Ricardo Way, Buena Park, CA 90620-2843

Other providers in Anaheim