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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JONATHAN MAX BLOCH
NPI 1518472471
Social Worker in San Leandro, CA

Active since December 13, 2017
777 DAVIS ST, SAN LEANDRO, CA 94577(510) 839-3800 Get Directions Write a Review

NPPES record last updated: September 1, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Sep 1, 2026, Aug 5, 2025, Aug 12, 2022 and 1 more (4 updates tracked since 2017).

About Jonathan Max Bloch NPPES

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

JONATHAN MAX BLOCH (NPI 1518472471) is an individual social worker in San Leandro, California, licensed in California (110191) and active in the NPI registry since December 2017.

NPPES Registry Identity

NPI1518472471
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameJONATHAN MAX BLOCH
Location Address777 DAVIS STSan Leandro, CA 94577-6923
Mailing Address777 Davis StSan Leandro, CA 94577-6923 · (510) 839-3800
Phone(510) 839-3800
Sole ProprietorNo
Enumeration DateDecember 13, 2017
Last NPPES UpdateSeptember 1, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 1, 2026
✔ NPI 1518472471 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in CA · 110191
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
777 DAVIS ST, San Leandro, CA 94577
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Other Providers at the Same Location NPPES 19

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

LEEMORE FEDERMAN
Social Worker (Clinical)
777 DAVIS ST
SAN LEANDRO, CA 94577
Alameda County (415) 578-0791
VERONICA RODRIGUES
Day Training/Habilitation Specialist
777 DAVIS ST
SAN LEANDRO, CA 94577
Alameda County (510) 746-2800
MR. JOHN CHARLES ROEDEL LMFT
Marriage & Family Therapist
777 DAVIS ST
SAN LEANDRO, CA 94577
Alameda County (513) 400-5460
DR. BETHANY FRIEDMAN PSY.D.
Psychologist (Clinical)
777 DAVIS ST
SAN LEANDRO, CA 94577
Alameda County (510) 626-2800
CRISTINA MARIA CARRILLO
Rehabilitation Practitioner
777 DAVIS ST
SAN LEANDRO, CA 94577
Alameda County (415) 656-0116
MARY TIEH
Day Training/Habilitation Specialist
777 DAVIS ST
SAN LEANDRO, CA 94577
Alameda County (510) 609-2854
DENNYS MONTOYA
Rehabilitation Practitioner
777 DAVIS ST
SAN LEANDRO, CA 94577
Alameda County (510) 839-3800
MS. CHRISTINA MARIE JALLAD
Social Worker (Clinical)
777 DAVIS ST
SAN LEANDRO, CA 94577
Alameda County (510) 542-1731

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 Jonathan Bloch's NPI number?

The NPI number for Jonathan Bloch is 1518472471. It was assigned to this individual provider in the NPPES registry on December 13, 2017.

Where is Jonathan Bloch located?

Jonathan Bloch practices at 777 Davis St, San Leandro, CA 94577. The listed phone number is (510) 839-3800.

What is Jonathan Bloch's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Jonathan Bloch was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 days 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.