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JULIO MARQUEZ PA
NPI 1497686505
Physician Assistant in San Leandro, CA

Active since May 27, 2026
433 CALLAN AVE, SAN LEANDRO, CA 94577(341) 258-2050 Get Directions Write a Review

NPPES record last updated: May 27, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Julio Marquez Pa NPPES

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

JULIO MARQUEZ PA (NPI 1497686505) is an individual physician assistant in San Leandro, California, licensed in Puerto Rico (003104) and active in the NPI registry since May 2026.

NPPES Registry Identity

NPI1497686505
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameJULIO MARQUEZCredential: PA
Location Address433 CALLAN AVESan Leandro, CA 94577-4643
Mailing Address15458 Heron DrSan Leandro, CA 94579-2731 · (510) 584-1591
Phone(341) 258-2050
Sole ProprietorYes
Enumeration DateMay 27, 2026
NPPES CertifiedMay 27, 2026
✔ NPI 1497686505 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in PR · 003104
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.
433 CALLAN AVE, San Leandro, CA 94577
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Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

K WHITAKER INC
Counselor (Mental Health)
433 CALLAN AVE, STE 209
SAN LEANDRO, CA 94577
Alameda County (510) 394-3911
MARIANA CAZARES L.AC.
Acupuncturist
433 CALLAN AVE
SAN LEANDRO, CA 94577
Alameda County (510) 292-1442
DR. JUAN JOSE LOPEZ D.C.
Chiropractor (Sports Physician)
433 CALLAN AVE, SUITE 104
SAN LEANDRO, CA 94577
Alameda County (510) 357-3514
DR. CYNTHIA RENEE WARD DC
Chiropractor
433 CALLAN AVE, STE. 104
SAN LEANDRO, CA 94577
Alameda County (510) 352-3535
MS. JOOSKE ANNIE STIL MFT
Counselor (Mental Health)
433 CALLAN AVE, SUITE 104
SAN LEANDRO, CA 94577
Alameda County (510) 589-0606
NATHANIEL VAN GOODLOW PH.D.
Psychologist (Prescribing (Medical))
433 CALLAN AVE, SUITE 307
SAN LEANDRO, CA 94577
Alameda County (510) 310-6994
WARD CHIROPRACTIC
Chiropractor
433 CALLAN AVE, STE 104
SAN LEANDRO, CA 94577
Alameda County (510) 352-3535
CARE.COACH CORPORATION
Community/Behavioral Health
433 CALLAN AVE
SAN LEANDRO, CA 94577
Alameda County (781) 715-5609

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 Julio Marquez's NPI number?

The NPI number for Julio Marquez is 1497686505. It was assigned to this individual provider in the NPPES registry on May 27, 2026.

Where is Julio Marquez located?

Julio Marquez practices at 433 Callan Ave, San Leandro, CA 94577. The listed phone number is (341) 258-2050.

What is Julio Marquez'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 Julio Marquez was last updated on May 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.