ZARINA KHABIBULINA
NPI 1639732258
Family Medicine in Tustin, CA

Active since April 18, 2019PECOS Enrolled
661 W 1ST ST STE G, TUSTIN, CA 92780(714) 665-9890(714) 665-9891 Get Directions Write a Review

NPPES record last updated: October 22, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 15, 2023, Sep 14, 2020, Apr 18, 2019 (3 updates tracked since 2019).

About Zarina Khabibulina NPPES

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

ZARINA KHABIBULINA (NPI 1639732258) is an individual family medicine provider in Tustin, California, licensed in California (A177764) and active in the NPI registry since April 2019. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1639732258
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameZARINA KHABIBULINA
Location Address661 W 1ST ST STE GTustin, CA 92780-2939
Mailing Address661 W 1st St Ste GTustin, CA 92780-2939 · (714) 665-9890 · Fax (714) 665-9891
Fax(714) 665-9891
Sole ProprietorNo
Enumeration DateApril 18, 2019
Last NPPES UpdateOctober 22, 20253 updates tracked since enumeration
NPPES CertifiedOctober 22, 2025
✔ NPI 1639732258 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · A177764
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
661 W 1ST ST STE G, Tustin, CA 92780

Secondary Practice Locations 2

Location 19918 Katella Ave Ste A-CAnaheim, CA 92804-6465 · Phone (714) 644-9494 · Fax (714) 644-9894
Location 211180 Warner Ave Ste 353Fountain Valley, CA 92708-7516 · Phone (714) 968-6789 · Fax (714) 202-2626

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Zarina Khabibulina 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 Reassignments

2

Medicare enrollment records show Zarina Khabibulina reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Clinic/Center
661 W 1ST ST, STE. G
Tustin, CA 92780
  • Reassigned Medicare billing, California enrollment
  • 86 clinicians in this Medicare group
Hospitalist
1680 E 120TH ST
Los Angeles, CA 90059
  • Reassigned Medicare billing, California enrollment
  • 198 clinicians in this Medicare group

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 92780 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
1 supplier11 claims327 services$4.34 avg. paid by Medicare
Enteral formula, nutritionally complete with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4150
Other-Enteral and Parenteral · category OB006N
1 supplier11 claims4,556 services$0.29 avg. paid by Medicare
Iv pole E0776
DME-Other DME · category DE000N
1 supplier11 claims11 services$4.67 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Nurse Practitioner (Women's Health)
661 W 1ST ST STE G
TUSTIN, CA 92780
Physician Assistant
661 W 1ST ST STE G
TUSTIN, CA 92780
Nurse Practitioner (Family)
661 W 1ST ST STE G
TUSTIN, CA 92780
Obstetrics & Gynecology
661 W 1ST ST STE G
TUSTIN, CA 92780
Physician Assistant
661 W 1ST ST STE G
TUSTIN, CA 92780
Nurse Practitioner (Family)
661 W 1ST ST STE G
TUSTIN, CA 92780
Clinic/Center (Primary Care)
661 W 1ST ST STE G
TUSTIN, CA 92780
Nurse Practitioner
661 W 1ST ST STE G
TUSTIN, CA 92780

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 Zarina Khabibulina's NPI number?

The NPI number for Zarina Khabibulina is 1639732258. It was assigned to this individual provider in the NPPES registry on April 18, 2019.

Where is Zarina Khabibulina located?

Zarina Khabibulina practices at 661 W 1st St Ste G, Tustin, CA 92780. The listed phone number is (714) 665-9890.

What is Zarina Khabibulina's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Zarina Khabibulina enrolled in Medicare?

Yes. Zarina Khabibulina is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Zarina Khabibulina's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zarina Khabibulina reassigns Medicare benefits to 2 organizations: Families Together Of Orange County (Tustin, CA) and Superior Hospitalist Medical Group Inc (Los Angeles, CA). Each 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 Zarina Khabibulina'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 Zarina Khabibulina was last updated on October 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.