CAROLINE ELIZABETH LOYCE DUFFY MD
NPI 1376248435
Student in an Organized Health Care Education/Training Program in Chula Vista, CA

Q: What is Caroline Duffy's NPI number?

The NPI number for Caroline Duffy is 1376248435. It was assigned to this individual provider in the NPPES registry on March 30, 2023.

Q: What is Caroline Duffy's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Q: When was this NPI record last updated?

The NPPES record for Caroline Duffy was last updated on July 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.

Active since March 30, 2023

450 FOURTH AVE STE 212, CHULA VISTA, CA 91910(619) 691-7587 Get Directions Write a Review

NPPES record last updated: July 9, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 9, 2025, Mar 30, 2023 (2 updates tracked since 2023).

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About Caroline Elizabeth Loyce Duffy Md NPPES

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

CAROLINE ELIZABETH LOYCE DUFFY MD (NPI 1376248435) is an individual student in an organized health care education/training program in Chula Vista, California and active in the NPI registry since March 2023.

NPPES Registry Identity

NPI1376248435

Entity TypeIndividualFemale

Primary Taxonomy390200000X

Provider Legal NameCAROLINE ELIZABETH LOYCE DUFFYCredential: MD

Location Address450 FOURTH AVE STE 212Chula Vista, CA 91910-4428

Mailing Address450 Fourth Ave Ste 212Chula Vista, CA 91910-4428 · (619) 691-7587

Phone(619) 691-7587

Sole ProprietorNo

Enumeration DateMarch 30, 2023

Last NPPES UpdateJuly 9, 20252 updates tracked since enumeration

NPPES CertifiedJuly 9, 2025

✔ NPI 1376248435 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care

Taxonomy Code390200000X

Definition

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

450 FOURTH AVE STE 212, Chula Vista, CA 91910

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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 Caroline Duffy's NPI number?

The NPI number for Caroline Duffy is 1376248435. It was assigned to this individual provider in the NPPES registry on March 30, 2023.

Where is Caroline Duffy located?

Caroline Duffy practices at 450 Fourth Ave Ste 212, Chula Vista, CA 91910. The listed phone number is (619) 691-7587.

What is Caroline Duffy's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

When was this NPI record last updated?

The NPPES record for Caroline Duffy was last updated on July 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.