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JUSTIN HSU
NPI 1619822806
Physician Assistant in San Diego, CA

Active since March 03, 2026
4231 BALBOA AVE # 587, SAN DIEGO, CA 92117(608) 709-8978 Get Directions Write a Review

NPPES record last updated: March 11, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 11, 2026, Mar 3, 2026 (2 updates tracked since 2026).

About Justin Hsu NPPES

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

JUSTIN HSU (NPI 1619822806) is an individual physician assistant in San Diego, California and active in the NPI registry since March 2026.

NPPES Registry Identity

NPI1619822806
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameJUSTIN HSU
Location Address4231 BALBOA AVE # 587San Diego, CA 92117-5504
Mailing Address4231 Balboa Ave # 587San Diego, CA 92117-5504
Phone(608) 709-8978
Sole ProprietorNo
Enumeration DateMarch 3, 2026
Last NPPES UpdateMarch 11, 20262 updates tracked since enumeration
NPPES CertifiedMarch 11, 2026
✔ NPI 1619822806 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
4231 BALBOA AVE # 587, San Diego, CA 92117
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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 Justin Hsu's NPI number?

The NPI number for Justin Hsu is 1619822806. It was assigned to this individual provider in the NPPES registry on March 3, 2026.

Where is Justin Hsu located?

Justin Hsu practices at 4231 Balboa Ave # 587, San Diego, CA 92117. The listed phone number is (608) 709-8978.

What is Justin Hsu's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Justin Hsu was last updated on March 11, 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.