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MARINA YOUSSEF
NPI 1679345680
Nurse Practitioner - Psychiatric/Mental Health in Riverside, CA

Active since October 23, 2023PECOS EnrolledAccepts Medicare Assignment
1845 CHICAGO AVE STE B, RIVERSIDE, CA 92507(562) 483-9047 Get Directions Write a Review

NPPES record last updated: May 8, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 8, 2025, Oct 23, 2023 (2 updates tracked since 2023).

About Marina Youssef NPPES

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

MARINA YOUSSEF (NPI 1679345680) is an individual psychiatric/mental health provider in Riverside, California, licensed in Washington (AP61537578) and active in the NPI registry since October 2023. She is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1679345680
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameMARINA YOUSSEF
Location Address1845 CHICAGO AVE STE BRiverside, CA 92507-2366
Mailing Address15851 Landmark Dr Apt 4Whittier, CA 90604-3859
Phone(562) 483-9047
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateOctober 23, 2023
Last NPPES UpdateMay 8, 20252 updates tracked since enumeration
NPPES CertifiedMay 8, 2025
✔ NPI 1679345680 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
Licenses✔ Licensed in WA · AP61537578✔ Licensed in CA · 95027575
1845 CHICAGO AVE STE B, Riverside, CA 92507
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

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

Marina Youssef 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 ID2567803729
PECOS Enrollment IDI20240518000569
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 Marina Youssef reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lightheart Associates Ps
976 mi
Psychologist
7902 168TH AVE NE, SUITE 101
Redmond, WA 98052
  • Reassigned Medicare billing, Washington enrollment
  • 69 clinicians in this Medicare group
NPI 1609221720 (425) 996-8592

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 92507 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
Most-billed visit code 99214
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.

RENEWING HOPE STRATEGIES
Counselor (Mental Health)
1845 CHICAGO AVE STE B
RIVERSIDE, CA 92507
Riverside County (951) 465-3664
LEONARD SERRANO JR.
Community Health Worker
1845 CHICAGO AVE STE B
RIVERSIDE, CA 92507
Riverside County (951) 465-3664
VEERAL SHAH PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
1845 CHICAGO AVE STE B
RIVERSIDE, CA 92507
Riverside County (951) 465-3664
AMBER ESTRADA
Student in an Organized Health Care Education/Training Program
1845 CHICAGO AVE STE B
RIVERSIDE, CA 92507
Riverside County (951) 465-3664
MRS. BERTHA VAUGHN AMFT, APCC
Counselor (Mental Health)
1845 CHICAGO AVE STE B
RIVERSIDE, CA 92507
Riverside County (951) 465-3664
FRANCISCA YOLANDA KING AMFT, MASTERS IN PSY
Counselor (Mental Health)
1845 CHICAGO AVE STE B
RIVERSIDE, CA 92507
Riverside County (951) 465-3664
LAUREN COBB APRN
Nurse Practitioner (Psychiatric/Mental Health)
1845 CHICAGO AVE STE B
RIVERSIDE, CA 92507
Riverside County (951) 465-3664
SHELBY ANNE ALLEN
Marriage & Family Therapist
1845 CHICAGO AVE STE B
RIVERSIDE, CA 92507
Riverside County (951) 465-3664

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 Marina Youssef's NPI number?

The NPI number for Marina Youssef is 1679345680. It was assigned to this individual provider in the NPPES registry on October 23, 2023.

Where is Marina Youssef located?

Marina Youssef practices at 1845 Chicago Ave Ste B, Riverside, CA 92507. The listed phone number is (562) 483-9047.

What is Marina Youssef's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Marina Youssef enrolled in Medicare?

Yes. Marina Youssef 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 Marina Youssef's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marina Youssef reassigns Medicare benefits to Lightheart Associates Ps (Redmond, WA). 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 Marina Youssef's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marina Youssef accept?

Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Marina Youssef as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Marina Youssef was last updated on May 8, 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.