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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.

MR. MICHAEL SAMUEL GELBART LCSW
NPI 1992785042
Social Worker - Clinical in San Leandro, CA

Active since January 17, 2006PECOS Enrolled
333 ESTUDILLO AVE, SUITE#206, SAN LEANDRO, CA 94577(510) 287-2527(510) 357-2527 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. Michael Samuel Gelbart Lcsw NPPES

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

MR. MICHAEL SAMUEL GELBART LCSW (NPI 1992785042) is an individual clinical provider in San Leandro, California, licensed in California (LCS#13607) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1983).

NPPES Registry Identity

NPI1992785042
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMR. MICHAEL SAMUEL GELBARTCredential: LCSW
Location Address333 ESTUDILLO AVE, SUITE#206San Leandro, CA 94577-4717
Mailing Address333 Estudillo Ave, Suite#206San Leandro, CA 94577-4717 · (510) 287-2527 · Fax (510) 357-2527
Phone(510) 287-2527
Fax(510) 357-2527
Sole ProprietorNo
Medical School CMSOtherGraduated 1983
Enumeration DateJanuary 17, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1992785042 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · LCS#13607
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
333 ESTUDILLO AVE, San Leandro, CA 94577
Open in Google Maps ↗

Other Identifiers 1

OtherCSW136070CA · Medi-cal Provider Number

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Michael Samuel Gelbart Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9133113202
PECOS Enrollment IDI20040412001253
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94577 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $69.00 – $202.35
Typical copayment $0.00 (range $17.25 – $50.58)
Most-billed visit code NA
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 10

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

MRS. VICTORIA MATTIMORE M.A.
Behavior Analyst
333 ESTUDILLO AVE, SUITE 204
SAN LEANDRO, CA 94577
Alameda County (510) 782-0950
EDWIN VALADEZ
Behavior Technician
333 ESTUDILLO AVE
SAN LEANDRO, CA 94577
Alameda County (510) 782-0950
GREGORY RICHARD LARSON PH.D.
Psychologist (Clinical)
333 ESTUDILLO AVE, #207
SAN LEANDRO, CA 94577
Alameda County (510) 541-2983
MS. MONICA MICHELLE BROWN MFT
Marriage & Family Therapist
333 ESTUDILLO AVE, SUITE A
SAN LEANDRO, CA 94577
Alameda County (510) 483-1729
DR. MARGARET JONES PSY.D.
Psychologist
333 ESTUDILLO AVE, SUITE 201
SAN LEANDRO, CA 94577
Alameda County (510) 221-6233
NOEMI GOMEZ MA, BCBA
Behavior Analyst
333 ESTUDILLO AVE, SUITE 204
SAN LEANDRO, CA 94577
Alameda County (510) 313-3963
DR. JEROME VICTOR SAMELSON O.D.
Optometrist
333 ESTUDILLO AVE, STE. #102
SAN LEANDRO, CA 94577
Alameda County (510) 483-2848
MRS. ELIZABETH VILLAFUERTE JONES LMFT
Marriage & Family Therapist
333 ESTUDILLO AVE, SUITE 207
SAN LEANDRO, CA 94577
Alameda County (510) 301-1480

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 Michael Gelbart's NPI number?

The NPI number for Michael Gelbart is 1992785042. It was assigned to this individual provider in the NPPES registry on January 17, 2006.

Where is Michael Gelbart located?

Michael Gelbart practices at 333 Estudillo Ave Suite#206, San Leandro, CA 94577. The listed phone number is (510) 287-2527.

What is Michael Gelbart's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Michael Gelbart enrolled in Medicare?

Yes. Michael Gelbart is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Michael Gelbart was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 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.