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ELIZABETH CASTELLANOS RN
NPI 1164377909
Registered Nurse in La Jolla, CA

Active since February 26, 2026
3855 HEALTH SCIENCES DR, LA JOLLA, CA 92093(858) 822-6600 Get Directions Write a Review

NPPES record last updated: February 26, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Elizabeth Castellanos Rn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ELIZABETH CASTELLANOS RN (NPI 1164377909) is an individual registered nurse in La Jolla, California, licensed in California (806553) and active in the NPI registry since February 2026.

NPPES Registry Identity

NPI1164377909
Entity TypeIndividualFemale
Primary Taxonomy163W00000X
Provider Legal NameELIZABETH CASTELLANOSCredential: RN
Location Address3855 HEALTH SCIENCES DRLa Jolla, CA 92093-0960
Mailing Address3855 Health Sciences DrLa Jolla, CA 92093-1503 · (858) 822-7892
Phone(858) 822-6600
Sole ProprietorNo
Enumeration DateFebruary 26, 2026
NPPES CertifiedFebruary 26, 2026
✔ NPI 1164377909 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRegistered NurseNursing Service Providers
Taxonomy Code163W00000X
License✔ Licensed in CA · 806553
Definition
(1) A registered nurse is a person qualified by graduation from an accredited nursing school (depending upon schooling, a registered nurse may receive either a diploma from a hospital program, an associate degree in nursing (A.D.N.) or a Bachelor of Science degree in nursing (B.S.N.), who is licensed or certified by the state, and is practicing within the scope of that license or certification. R.N.'s assist patient in recovering and maintaining their physical or mental health. They assist physicians during treatments and examinations and administer medications. (2) A provider who is trained and educated in a formal nursing education program at an accredited school of nursing, passes a national certification examination, and is licensed by the state to practice nursing. The individual provides nursing services to patients or clients in areas such as health promotion, disease prevention, acute and chronic care and restoration and maintenance of health across the life span.
3855 HEALTH SCIENCES DR, La Jolla, CA 92093
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

THEODORE HOBART WELLING MD
Surgery
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (800) 926-8273
TANIA MARIE MAREK NP
Nurse Practitioner (Family)
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (800) 926-8273
ARCHANA AJMERA RN, MSN, APRN-BC
Nurse Practitioner
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (858) 822-6185
PAULA MICHELLE MESARWI MD
Internal Medicine (Hospice and Palliative Medicine)
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (858) 534-7079
DR. EVA HO PHARM.D.
Pharmacist
3855 HEALTH SCIENCES DR, RM1036 (MAIL CODE 0845)
LA JOLLA, CA 92093
San Diego County (858) 822-6088
DANIELA BRANCO
Student in an Organized Health Care Education/Training Program
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (920) 737-9398
JEREMY RICH M.D.
Psychiatry & Neurology (Neurology)
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (858) 822-6100
DR. ILA MAEWAL SAUNDERS PHARMD
Pharmacist (Oncology)
3855 HEALTH SCIENCES DR
LA JOLLA, CA 92093
San Diego County (858) 657-7000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Elizabeth Castellanos's NPI number?

The NPI number for Elizabeth Castellanos is 1164377909. It was assigned to this individual provider in the NPPES registry on February 26, 2026.

Where is Elizabeth Castellanos located?

Elizabeth Castellanos practices at 3855 Health Sciences Dr, La Jolla, CA 92093. The listed phone number is (858) 822-6600.

What is Elizabeth Castellanos's specialty?

The primary specialty registered for this NPI is Registered Nurse with taxonomy code 163W00000X.

When was this NPI record last updated?

The NPPES record for Elizabeth Castellanos was last updated on February 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.