Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Caoilfhionn Mulvey O'Connor, DNP

Nurse Practitioner in La Jolla, CA · enumerated 2021.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1184386864

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Registry record

Entity type Individual (Type 1)

Name Caoilfhionn Mulvey O'Connor

Credential DNP

Sex Female

Practice address 3855 Health Sciences Dr, La Jolla, CA, 92093

Phone (858) 822-6100

Enumeration date Oct 9, 2021

Last updated in NPPES Mar 14, 2025

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95018331 (CA) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License NP95018331 (CA) Primary

DNP · Doctor of Nursing Practice: A clinical doctorate for advanced practice nurses. About the DNP credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Caoilfhionn O'Connor?

The National Provider Identifier (NPI) for Caoilfhionn O'Connor is 1184386864, a Type 1 (individual) record in the CMS NPPES registry.

Where does Caoilfhionn O'Connor practice?

The practice location on file with NPPES is in La Jolla, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Hitendra Patel Medical Oncology Physician · La Jolla, CA NPI 1356327316 Rafael Bejar Hematology & Oncology Physician · La Jolla, CA NPI 1720051493 Teresa Helsten Hematology & Oncology Physician · La Jolla, CA NPI 1265408678 Karin Morris Physician Assistant · La Jolla, CA NPI 1306815477 Michael Mchale Gynecologic Oncology Physician · La Jolla, CA NPI 1508828179 Jill Attia Nurse Practitioner · La Jolla, CA NPI 1275598591 Barbara Parker Hematology & Oncology Physician · La Jolla, CA NPI 1629093927 Ajay Pal Sandhu Radiation Oncology Physician · La Jolla, CA NPI 1881610137

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-03-14.