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MONICA MARIA XUEREB
NPI 1871137133
Social Worker in San Francisco, CA

Active since October 30, 2019PECOS EnrolledAccepts Medicare Assignment
2712 MISSION ST, SAN FRANCISCO, CA 94110(628) 754-8834 Get Directions Write a Review

NPPES record last updated: May 9, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 9, 2025, Sep 8, 2021, Jan 22, 2020 and 1 more (4 updates tracked since 2019).

About Monica Maria Xuereb NPPES

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

MONICA MARIA XUEREB (NPI 1871137133) is an individual social worker in San Francisco, California, licensed in California (128964) and active in the NPI registry since October 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1871137133
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMONICA MARIA XUEREB
Location Address2712 MISSION STSan Francisco, CA 94110-3104
Mailing Address2712 Mission StSan Francisco, CA 94110-3104 · (628) 754-8834
Phone(628) 754-8834
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateOctober 30, 2019
Last NPPES UpdateMay 9, 20254 updates tracked since enumeration
NPPES CertifiedMay 9, 2025
✔ NPI 1871137133 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 · 128964
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.
2712 MISSION ST, San Francisco, CA 94110
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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 and accepts Medicare assignment

Monica Maria Xuereb 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 ID5193169563
PECOS Enrollment IDI20240214001530
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 Monica Xuereb reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

City & County Of San Francisco
Same address
Primary Care
2712 MISSION ST
San Francisco, CA 94110
  • Reassigned Medicare billing, California enrollment
  • 1,573 clinicians in this Medicare group
NPI 1679034805 (415) 401-2700

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

Other Providers at the Same Location NPPES 20

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

JUAN ALBERTO TAM
Counselor (Mental Health)
2712 MISSION ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 401-2623
LAUREN ROBINSON M.A.
Student in an Organized Health Care Education/Training Program
2712 MISSION ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 401-2700
ISABEL PEREZ NUNEZ
Student in an Organized Health Care Education/Training Program
2712 MISSION ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 401-2700
DR. RITA ELENA MORALES-WANG M.D.
Psychiatry & Neurology (Psychiatry)
2712 MISSION ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 401-2712
MELISSA JEAN ANDERSON
Case Manager/Care Coordinator
2712 MISSION ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 720-6053
MARIA I GONZALEZ RN
Registered Nurse
2712 MISSION ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 401-2700
MARIA M ROJAS
Day Training/Habilitation Specialist
2712 MISSION ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 401-2700
WALTER GOMEZ JR.
Student in an Organized Health Care Education/Training Program
2712 MISSION ST
SAN FRANCISCO, CA 94110
San Francisco County (415) 401-2700

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 Monica Xuereb's NPI number?

The NPI number for Monica Xuereb is 1871137133. It was assigned to this individual provider in the NPPES registry on October 30, 2019.

Where is Monica Xuereb located?

Monica Xuereb practices at 2712 Mission St, San Francisco, CA 94110. The listed phone number is (628) 754-8834.

What is Monica Xuereb's specialty?

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

Is Monica Xuereb enrolled in Medicare?

Yes. Monica Xuereb 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.

Which organization bills Medicare for Monica Xuereb's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Monica Xuereb reassigns Medicare benefits to City & County Of San Francisco (San Francisco, 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 Monica Xuereb'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 Monica Xuereb was last updated on May 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.