IndividualActive
Sandy Jellen
NPI 1265387724 · Oncology Registered Nurse · La Jolla, CA
Sandy Jellen is a Oncology Registered Nurse provider in La Jolla, CA (NPI 1265387724).
Provider details
- NPI number
- 1265387724
- Entity type
- Individual
- Primary specialty
- Oncology Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 564476 (CA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
3855 Health Sciences Dr
La Jolla, CA 92093-0819
Phone: (760) 504-5000
Street-level locationGet directions
Mailing address
13404 Entreken Ave
San Diego, CA 92129-2370
Registry dates
- Enumerated
- 2026-03-02
- Last updated
- 2026-03-02
- Certified
- 2026-03-02
Frequently asked questions
- What is Sandy Jellen's NPI number?
- Sandy Jellen's National Provider Identifier (NPI) is 1265387724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandy Jellen's specialty?
- Sandy Jellen is listed in the NPPES registry with a primary specialty of Oncology Registered Nurse (Nursing Service Providers).
- Where is Sandy Jellen located?
- Sandy Jellen's practice location on file with NPPES is 3855 Health Sciences Dr, La Jolla, CA 92093-0819.
- What is Sandy Jellen's phone number?
- The practice phone number listed in the NPPES registry for Sandy Jellen is (760) 504-5000.
- Is Sandy Jellen's NPI active?
- Yes — Sandy Jellen's NPI (1265387724) is active in the NPPES registry as of the last update on 2026-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.