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DUNIA KASSAY LICSW
NPI 1104408293
Social Worker - Clinical in Mountain View, CA

Active since April 27, 2021PECOS Enrolled
990 VILLA ST, MOUNTAIN VIEW, CA 94041(888) 688-9296 Get Directions Write a Review

NPPES record last updated: April 30, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 30, 2024, Apr 27, 2021 (2 updates tracked since 2021).

About Dunia Kassay Licsw NPPES

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

DUNIA KASSAY LICSW (NPI 1104408293) is an individual clinical provider in Mountain View, California, licensed in Massachusetts (126934) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104408293
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameDUNIA KASSAYCredential: LICSW
Location Address990 VILLA STMountain View, CA 94041-1236
Mailing AddressPo Box 400035Cambridge, MA 02140-0001 · (617) 233-2470
Phone(888) 688-9296
Sole ProprietorYes
Enumeration DateApril 27, 2021
Last NPPES UpdateApril 30, 20242 updates tracked since enumeration
NPPES CertifiedApril 30, 2024
✔ NPI 1104408293 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 MA · 126934
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.
990 VILLA ST, Mountain View, CA 94041
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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)

Dunia Kassay Licsw 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.

Medicare Billing Reassignment

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

The Mclean Hospital Corporation
2,686 mi
Psychiatry
115 MILL ST
Belmont, MA 02478
  • Reassigned Medicare billing, Massachusetts enrollment
  • 422 clinicians in this Medicare group
NPI 1114979580 (617) 855-2183

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 94041 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 $70.37 – $206.04
Typical copayment $0.00 (range $17.59 – $51.51)
Most-billed visit code NA
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
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.

MS. TAMARA MARIE WRIGHT CMHC
Counselor (Mental Health)
990 VILLA ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (801) 815-1706
JANAE WATKINS MS, LCMHCA
Counselor (Mental Health)
990 VILLA ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (888) 688-9296
ZEEIL PATEL
Social Worker (Clinical)
990 VILLA ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (732) 915-6162
MACKENZIE LEE LCSW
Social Worker (Clinical)
990 VILLA ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (888) 688-9296
EAGLE SERVICES GROUP OF FLORIDA, P.A.
Psychologist
990 VILLA ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (888) 688-9296
JODY DOBRIN
Counselor (Professional)
990 VILLA ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 204-7900
JENNIFER THOMPSON LMHC
Counselor (Mental Health)
990 VILLA ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (800) 624-5544
MS. LISA COLLINS LMFT
Marriage & Family Therapist
990 VILLA ST
MOUNTAIN VIEW, CA 94041
Santa Clara County (650) 450-1361

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 Dunia Kassay's NPI number?

The NPI number for Dunia Kassay is 1104408293. It was assigned to this individual provider in the NPPES registry on April 27, 2021.

Where is Dunia Kassay located?

Dunia Kassay practices at 990 Villa St, Mountain View, CA 94041. The listed phone number is (888) 688-9296.

What is Dunia Kassay's specialty?

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

Is Dunia Kassay enrolled in Medicare?

Yes. Dunia Kassay is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Dunia Kassay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dunia Kassay reassigns Medicare benefits to The Mclean Hospital Corporation (Belmont, MA). 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 Dunia Kassay'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 Dunia Kassay was last updated on April 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.