1. Home
  2. Directory
  3. California
  4. Pasadena
  5. Emergency Medicine
  6. NPI Profile

DR. VIAN ZADA MD
NPI 1578142170
Emergency Medicine in Pasadena, CA

Active since April 02, 2021PECOS EnrolledAccepts Medicare Assignment
100 W CALIFORNIA BLVD, PASADENA, CA 91105(626) 397-5000 Get Directions Write a Review

NPPES record last updated: February 19, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 30, 2024, May 21, 2021, Apr 2, 2021 (3 updates tracked since 2021).

About Dr. Vian Zada Md NPPES

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

DR. VIAN ZADA MD (NPI 1578142170) is an individual emergency medicine provider in Pasadena, California, licensed in California (A197808) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (2021).

NPPES Registry Identity

NPI1578142170
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameDR. VIAN ZADACredential: MD
Location Address100 W CALIFORNIA BLVDPasadena, CA 91105-3010
Mailing AddressPo Box 60259Los Angeles, CA 90060-0259 · (877) 346-2211
Phone(626) 397-5000
Sole ProprietorNo
Medical School CMSGeorgetown University School Of MedicineGraduated 2021
Enumeration DateApril 2, 2021
Last NPPES UpdateFebruary 19, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 19, 2026
✔ NPI 1578142170 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A197808
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
100 W CALIFORNIA BLVD, Pasadena, CA 91105
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Vian Zada Md 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 ID6800325713
PECOS Enrollment IDI20250311002396
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91105 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.

SARAH STEPHENS NP
Nurse Practitioner (Acute Care)
100 W CALIFORNIA BLVD
PASADENA, CA 91105
Los Angeles County (626) 397-8300
AUSTIN WU MD
Anesthesiology
100 W CALIFORNIA BLVD
PASADENA, CA 91105
Los Angeles County (310) 267-8654
ROMELIA JALEH BATANG GARCIA RNFA
Registered Nurse (Registered Nurse First Assistant)
100 W CALIFORNIA BLVD
PASADENA, CA 91105
Los Angeles County (626) 397-5012
DR. RICHARD A. REED MEDICAL DOCTOR
Radiology (Diagnostic Radiology)
100 W CALIFORNIA BLVD
PASADENA, CA 91105
Los Angeles County (626) 397-5139
DR. HENRY LEVENSON M.D.
Pain Medicine (Pain Medicine)
100 W CALIFORNIA BLVD
PASADENA, CA 91105
Los Angeles County (626) 256-6010
PASADENA HOSPITAL ASSOCIATION, LTD.
Rehabilitation Unit
100 W CALIFORNIA BLVD
PASADENA, CA 91105
Los Angeles County (626) 397-5555
ANIL K HANUMAN D,O.
Hospitalist
100 W CALIFORNIA BLVD
PASADENA, CA 91105
Los Angeles County (626) 397-8300
DR. NICHOLAS WITHROW GRECO M.D.
Emergency Medicine
100 W CALIFORNIA BLVD
PASADENA, CA 91105
Los Angeles County (626) 397-5112

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 Vian Zada's NPI number?

The NPI number for Vian Zada is 1578142170. It was assigned to this individual provider in the NPPES registry on April 2, 2021.

Where is Vian Zada located?

Vian Zada practices at 100 W California Blvd, Pasadena, CA 91105. The listed phone number is (626) 397-5000.

What is Vian Zada's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Vian Zada enrolled in Medicare?

Yes. Vian Zada 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.

When was this NPI record last updated?

The NPPES record for Vian Zada was last updated on February 19, 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.