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SAMANTHA LAUREN WEISS LCSW
NPI 1841807914
Social Worker - Clinical in Walnut Creek, CA

Active since September 23, 2020PECOS Enrolled
1870 OLYMPIC BLVD, WALNUT CREEK, CA 94596(925) 830-7900 Get Directions Write a Review

NPPES record last updated: June 1, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 1, 2026, Mar 12, 2025, Jul 12, 2022 and 3 more (6 updates tracked since 2020).

About Samantha Lauren Weiss Lcsw NPPES

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

SAMANTHA LAUREN WEISS LCSW (NPI 1841807914) is an individual clinical provider in Walnut Creek, California, licensed in California (129139) and active in the NPI registry since September 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1841807914
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameSAMANTHA LAUREN WEISSCredential: LCSW
Location Address1870 OLYMPIC BLVDWalnut Creek, CA 94596-8588
Mailing AddressPo Box 6313Albany, CA 94706-0313
Phone(925) 830-7900
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateSeptember 23, 2020
Last NPPES UpdateJune 1, 20266 updates tracked since enumeration
NPPES CertifiedJune 1, 2026
✔ NPI 1841807914 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 · 129139
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.
1870 OLYMPIC BLVD, Walnut Creek, CA 94596
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Samantha Lauren Weiss Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9133643364
PECOS Enrollment IDI20260618004199
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.

Medicare Billing Reassignment

Medicare enrollment records show Samantha Weiss reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Sud Specialty Group - Ca
35 mi
Addiction Medicine
4633 OLD IRONSIDES DR STE 304
Santa Clara, CA 95054
  • Reassigned Medicare billing, California enrollment
  • 1,607 clinicians in this Medicare group
NPI 1972138238 (323) 205-7088

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94596 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 2

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

KAYLA CHRISTINE HORTON
Social Worker
1870 OLYMPIC BLVD
WALNUT CREEK, CA 94596
Contra Costa County (925) 830-7900
DENISE ALFARO
Marriage & Family Therapist
1870 OLYMPIC BLVD
WALNUT CREEK, CA 94596
Contra Costa County (925) 830-7900

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 Samantha Weiss's NPI number?

The NPI number for Samantha Weiss is 1841807914. It was assigned to this individual provider in the NPPES registry on September 23, 2020.

Where is Samantha Weiss located?

Samantha Weiss practices at 1870 Olympic Blvd, Walnut Creek, CA 94596. The listed phone number is (925) 830-7900.

What is Samantha Weiss's specialty?

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

Is Samantha Weiss enrolled in Medicare?

Yes. Samantha Weiss is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Samantha Weiss's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samantha Weiss reassigns Medicare benefits to Sud Specialty Group - Ca (Santa Clara, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Samantha Weiss's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Samantha Weiss was last updated on June 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.