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MS. AMY PATRICIA DUFFNER PT
NPI 1164522322
Physical Therapist - Pediatrics in Carlsbad, CA

Active since September 25, 2006
2333 STATE STREET, SUITE 201, CARLSBAD, CA 92008(760) 434-3912(760) 434-3871 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Amy Patricia Duffner Pt NPPES

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

MS. AMY PATRICIA DUFFNER PT (NPI 1164522322) is an individual pediatrics provider in Carlsbad, California, licensed in California (PT21696) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1164522322
Entity TypeIndividualFemale
Primary Taxonomy2251P0200X
Provider Legal NameMS. AMY PATRICIA DUFFNERCredential: PT
Location Address2333 STATE STREET, SUITE 201Carlsbad, CA 92008-1691
Mailing Address750 Buena Creek RoadSan Marcos, CA 92069-9672 · (760) 471-2116 · Fax (760) 471-2116
Phone(760) 434-3912
Fax(760) 434-3871
Sole ProprietorNo
Enumeration DateSeptember 25, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1164522322 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysical Therapist · PediatricsRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code2251P0200X
License✔ Licensed in CA · PT21696
Definition
A licensed physical therapist, including but not limited to an individual who is a Board Certified Specialist in Pediatric Physical Therapy, who has demonstrated specialized knowledge and skill in anatomy, histology, including embryonic development, genetics, biomechanics, neurological function, neuroscience, and pathology, behavioral sciences, and understanding of diseases or conditions that necessitate physical therapy care, that affect systems that in turn necessitate physical therapy care (comorbidities), and that influence the type of intervention that can be given.
Also ListedPhysical TherapistTaxonomy 225100000X · License PT21696 (CA)
2333 STATE STREET, Carlsbad, CA 92008
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Other Names 1

Other Name (5)Mrs. Amy Patricia Duffner-johnson Pt

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 Amy Duffner's NPI number?

The NPI number for Amy Duffner is 1164522322. It was assigned to this individual provider in the NPPES registry on September 25, 2006. The provider is also known as Mrs. Amy Patricia Duffner-Johnson Pt.

Where is Amy Duffner located?

Amy Duffner practices at 2333 State Street Suite 201, Carlsbad, CA 92008. The listed phone number is (760) 434-3912.

What is Amy Duffner's specialty?

The primary specialty registered for this NPI is Physical Therapist, specializing in Pediatrics, with taxonomy code 2251P0200X.

When was this NPI record last updated?

The NPPES record for Amy Duffner was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.