Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Diagnostic Radiology

Khalil W. Zahra, MD

Works at hospitals in Marysville, CA · Simi Valley, CA · Glendale, CA … · California

Summary

Dr. Khalil W. Zahra, MD is a radiologist at 10 Woodland Rd, Saint Helena, CA 94574. Phone: (707) 963-3611. Accepts Medicare assignment. NPI 1467483198. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026.

From official Medicare data

This page shows what Medicare's official clinician data says about Khalil W. Zahra, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Khalil W. Zahra accept Medicare assignment?
Yes. Medicare's clinician data says Khalil W. Zahra accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Khalil W. Zahra's NPI number?
1467483198. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Khalil W. Zahra works

Medicare's Facility Affiliation Data lists Khalil W. Zahra at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Adventist Health and RideoutMarysville, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050133
  • Adventist Health Simi ValleySimi Valley, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050236
  • Glendale Adventist Medical CenterGlendale, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050239
  • USC Arcadia HospitalArcadia, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050238
  • USC Verdugo Hills HospitalGlendale, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050124

Practice locations

Addresses where Khalil W. Zahra is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 24; the Medicare profile lists all.

Group practices

Medicare enrollment lists Khalil W. Zahra as a member of these groups (CMS data updated October 2, 2026).

  • USC Care Medical Group Inc1,380 clinicians in the group
  • Ukiah Adventist Hospital135 clinicians in the group
  • Austin Radiological Association127 clinicians in the group
  • Seven Star Hospital Associates Inc126 clinicians in the group
  • Advanced Radiology and Interventional Associates Inc104 clinicians in the group
  • Glendale Adventist Medical Center103 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in California →

Other radiologists in Saint Helena

Clinicians with the same Medicare primary specialty in Saint Helena, CA — not a recommendation.

All radiologists in Saint Helena →

Other clinicians in USC Care Medical Group Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year1993 (33 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1467483198
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  5. Medicare Care Compare — official Medicare tool to look up clinicians