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MARGARET MULLEN
NPI 1023393683
Social Worker - Clinical in Richmond, CA

Active since October 14, 2011PECOS Enrolled
901 NEVIN AVE, RICHMOND, CA 94801(510) 307-1771(510) 307-1615 Get Directions Write a Review

NPPES record last updated: February 11, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 11, 2022, Jun 27, 2016 (2 updates tracked since 2016).

About Margaret Mullen NPPES

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

MARGARET MULLEN (NPI 1023393683) is an individual clinical provider in Richmond, California, licensed in California (71768) and active in the NPI registry since October 2011. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023393683
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARGARET MULLEN
Location Address901 NEVIN AVERichmond, CA 94801-3143
Mailing Address901 Nevin Ave Dept OfRichmond, CA 94801-3143 · (510) 307-1771 · Fax (510) 307-1615
Phone(510) 307-1771
Fax(510) 307-1615
Sole ProprietorYes
Enumeration DateOctober 14, 2011
Last NPPES UpdateFebruary 11, 20222 updates tracked since enumeration
✔ NPI 1023393683 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 · 71768
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.
901 NEVIN AVE, Richmond, CA 94801
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Margaret Mullen is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 94801 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 20

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

CIANNA LEATHERWOOD MD
Internal Medicine (Rheumatology)
901 NEVIN AVE
RICHMOND, CA 94801
Contra Costa County (510) 307-1500
ASHLEY MARGARET BASUALDO ASW
Social Worker
901 NEVIN AVE
RICHMOND, CA 94801
Contra Costa County (510) 307-2303
ROBERT D. GOLDFIEN MD
Internal Medicine (Rheumatology)
901 NEVIN AVE
RICHMOND, CA 94801
Contra Costa County (510) 307-1500
TEMITOPE OMOTAYO PHARM.D
Pharmacist
901 NEVIN AVE, SKYVIEW PHARMACY
RICHMOND, CA 94801
Contra Costa County (510) 520-3985
PAMELA KATRINA YGRUBAY
Physical Therapist
901 NEVIN AVE
RICHMOND, CA 94801
Contra Costa County (510) 307-1551
MS. SUSAN MIRIAM SEGLIN LCSW
Social Worker (Clinical)
901 NEVIN AVE
RICHMOND, CA 94801
Contra Costa County (510) 307-1612
THE PERMANENTE MEDICAL GROUP
Optometrist
901 NEVIN AVE
RICHMOND, CA 94801
Contra Costa County (510) 307-1500
NICHOLAS DO
Pharmacist
901 NEVIN AVE
RICHMOND, CA 94801
Contra Costa County (510) 307-1515

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 Margaret Mullen's NPI number?

The NPI number for Margaret Mullen is 1023393683. It was assigned to this individual provider in the NPPES registry on October 14, 2011.

Where is Margaret Mullen located?

Margaret Mullen practices at 901 Nevin Ave, Richmond, CA 94801. The listed phone number is (510) 307-1771.

What is Margaret Mullen's specialty?

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

Is Margaret Mullen enrolled in Medicare?

Yes. Margaret Mullen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Margaret Mullen was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.