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LADAN HASSANZADEH-KHAYYAT
NPI 1831830868
Family Medicine - Adult Medicine in Mission Hills, CA

Active since April 05, 2022PECOS EnrolledAccepts Medicare Assignment
11333 SEPULVEDA BLVD, MISSION HILLS, CA 91345(818) 869-7248 Get Directions Write a Review

NPPES record last updated: March 31, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 31, 2026, Apr 5, 2022 (2 updates tracked since 2022).

About Ladan Hassanzadeh-khayyat NPPES

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

LADAN HASSANZADEH-KHAYYAT (NPI 1831830868) is an individual adult medicine provider in Mission Hills, California, licensed in California (A205636) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1831830868
Entity TypeIndividualFemale
Primary Taxonomy207QA0505X
Provider Legal NameLADAN HASSANZADEH-KHAYYAT
Location Address11333 SEPULVEDA BLVDMission Hills, CA 91345-1116
Mailing Address11333 Sepulveda BlvdMission Hills, CA 91345-1116 · (818) 869-7248
Phone(818) 869-7248
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateApril 5, 2022
Last NPPES UpdateMarch 31, 20262 updates tracked since enumeration
NPPES CertifiedMarch 31, 2026
✔ NPI 1831830868 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily Medicine · Adult MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QA0505X
License✔ Licensed in CA · A205636
Definition
The National Uniform Claim Committee (NUCC) recommends code 207QA0505X not be used. Choose a more appropriate code.
11333 SEPULVEDA BLVD, Mission Hills, CA 91345
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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

Ladan Hassanzadeh-khayyat 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 ID6305332347
PECOS Enrollment IDI20251230000841
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 Ladan Hassanzadeh-khayyat reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Providence Facey Medical Foundation
11 mi
Internal Medicine
26357 MCBEAN PKWY
Valencia, CA 91355
  • Reassigned Medicare billing, California enrollment
  • 684 clinicians in this Medicare group
NPI 1710031588 (661) 222-2600

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 91345 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.

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.

SARTHI RAKSHEN SHAH M.D.
Internal Medicine
11333 SEPULVEDA BLVD
MISSION HILLS, CA 91345
Los Angeles County (818) 365-9531
ARMIN TAHOORI M.D.
Hospitalist
11333 SEPULVEDA BLVD
MISSION HILLS, CA 91345
Los Angeles County (818) 365-9531
DR. HENIE FIALKOFF M.D.
Pediatrics
11333 SEPULVEDA BLVD
MISSION HILLS, CA 91345
Los Angeles County (818) 869-7200
JENNIFER ANN SHIELDS RPT.
Physical Therapist
11333 SEPULVEDA BLVD
MISSION HILLS, CA 91345
Los Angeles County (818) 365-9531
SIMON DARDASHTI M.D.
Anesthesiology
11333 SEPULVEDA BLVD
MISSION HILLS, CA 91345
Los Angeles County (818) 869-7726
ROHIT R KEDIA D.O.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
11333 SEPULVEDA BLVD
MISSION HILLS, CA 91345
Los Angeles County (818) 365-9531
TRICIA A SCHREINER-DUNCAN P.A.
Physician Assistant
11333 SEPULVEDA BLVD
MISSION HILLS, CA 91345
Los Angeles County (818) 365-9531
SOURABH SURYADEVARA M.D.
Internal Medicine
11333 SEPULVEDA BLVD
MISSION HILLS, CA 91345
Los Angeles County (818) 365-9531

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 Ladan Hassanzadeh-khayyat's NPI number?

The NPI number for Ladan Hassanzadeh-khayyat is 1831830868. It was assigned to this individual provider in the NPPES registry on April 5, 2022.

Where is Ladan Hassanzadeh-khayyat located?

Ladan Hassanzadeh-khayyat practices at 11333 Sepulveda Blvd, Mission Hills, CA 91345. The listed phone number is (818) 869-7248.

What is Ladan Hassanzadeh-khayyat's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Adult Medicine, with taxonomy code 207QA0505X.

Is Ladan Hassanzadeh-khayyat enrolled in Medicare?

Yes. Ladan Hassanzadeh-khayyat 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 Ladan Hassanzadeh-khayyat's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ladan Hassanzadeh-khayyat reassigns Medicare benefits to Providence Facey Medical Foundation (Valencia, 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 Ladan Hassanzadeh-khayyat'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 Ladan Hassanzadeh-khayyat was last updated on March 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.