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GUIOUZEL NABIEVA M.D.
NPI 1952438053
Psychiatry & Neurology - Psychiatry in San Fernando, CA

Active since February 27, 2007PECOS EnrolledAccepts Medicare Assignment
919 1ST ST, SAN FERNANDO, CA 91340(818) 256-1124(818) 361-3217 Get Directions Write a Review

NPPES record last updated: November 6, 2020. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Guiouzel Nabieva M.d. NPPES

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

GUIOUZEL NABIEVA M.D. (NPI 1952438053) is an individual psychiatry provider in San Fernando, California, licensed in California (A92892) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1985).

NPPES Registry Identity

NPI1952438053
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameGUIOUZEL NABIEVACredential: M.D.
Location Address919 1ST STSan Fernando, CA 91340-2957
Mailing Address919 1st StSan Fernando, CA 91340-2957 · (818) 256-1124 · Fax (818) 361-3217
Phone(818) 256-1124
Fax(818) 361-3217
Sole ProprietorYes
Medical School CMSOtherGraduated 1985
Enumeration DateFebruary 27, 2007
Last NPPES UpdateNovember 6, 2020
NPPES CertifiedNovember 6, 2020
✔ NPI 1952438053 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · A92892
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
919 1ST ST, San Fernando, CA 91340
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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

Guiouzel Nabieva M.d. 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 ID1658707443
PECOS Enrollment IDI20200215000231
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 Guiouzel Nabieva reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Los Angeles County Department Of Mental Health
Same address
Mental Health (Including Community Mental Health Center)
919 1ST ST
San Fernando, CA 91340
  • Reassigned Medicare billing, California enrollment
  • 533 clinicians in this Medicare group
NPI 1265161897 (323) 525-6400

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 91340 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
$187.60 typical visit price
range $62.96 – $187.60
Typical copayment $46.90 (range $15.74 – $46.90)
Most-billed visit code 99205
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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.

MR. FERNANDO D ESTRADA ORTIZ
Day Training/Habilitation Specialist
919 1ST ST
SAN FERNANDO, CA 91340
Los Angeles County (818) 342-5897
KATRINA SILOS
Student in an Organized Health Care Education/Training Program
919 1ST ST
SAN FERNANDO, CA 91340
Los Angeles County (818) 256-1124
JULIE VELASQUEZ
Day Training/Habilitation Specialist
919 1ST ST
SAN FERNANDO, CA 91340
Los Angeles County (818) 256-1124
CELIA CASTRO
Community Health Worker
919 1ST ST
SAN FERNANDO, CA 91340
Los Angeles County (818) 256-2206
DEJOUN DENNARD
Student in an Organized Health Care Education/Training Program
919 1ST ST
SAN FERNANDO, CA 91340
Los Angeles County (818) 256-1124
LOS ANGELES COUNTY DEPARTMENT OF MENTAL HEALTH
Clinic/Center (Mental Health (Including Community Mental Health Center))
919 1ST ST
SAN FERNANDO, CA 91340
Los Angeles County (818) 832-2400
VARSHA KUMAR
Psychologist (Clinical Child & Adolescent)
919 1ST ST
SAN FERNANDO, CA 91340
Los Angeles County (818) 256-1124
SHATARI SHENE CARDENAS
Social Worker (Clinical)
919 1ST ST
SAN FERNANDO, CA 91340
Los Angeles County (818) 256-1124

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 Guiouzel Nabieva's NPI number?

The NPI number for Guiouzel Nabieva is 1952438053. It was assigned to this individual provider in the NPPES registry on February 27, 2007.

Where is Guiouzel Nabieva located?

Guiouzel Nabieva practices at 919 1st St, San Fernando, CA 91340. The listed phone number is (818) 256-1124.

What is Guiouzel Nabieva's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Guiouzel Nabieva enrolled in Medicare?

Yes. Guiouzel Nabieva 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 Guiouzel Nabieva's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Guiouzel Nabieva reassigns Medicare benefits to Los Angeles County Department Of Mental Health (San Fernando, 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 Guiouzel Nabieva'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 Guiouzel Nabieva was last updated on November 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.