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Radiation Oncology

Venita Williams, MD

Works at hospitals in Orange, CA · California

Summary

Venita Williams, MD (Radiation Oncology) is listed by Medicare at 1 hospital in Orange, CA. NPI 1659581775. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Venita Williams, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Radiation OncologyPrimary specialty
YesAccepts Medicare assignment
23Years since medical school (graduated 2003)
University Of Rochester School Of Medicine And DentistryMedical school
FemaleGender (as listed)
City of Hope Medical FoundationGroup practice

Quick answers

Which hospitals does Venita Williams work at?
Medicare's official clinician data lists Venita Williams at 1 hospital: Providence St. Joseph Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Venita Williams see patients?
Medicare's clinician data lists 1 practice location in South Pasadena, CA. Call before your visit to confirm the address.
What is Venita Williams's specialty?
Medicare lists Radiation Oncology as the primary specialty.
Does Venita Williams accept Medicare assignment?
Yes. Medicare's clinician data says Venita Williams accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Venita Williams?
(626) 396-2900, as listed in official Medicare / NPI Registry data.
What is Venita Williams's NPI number?
1659581775. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Venita Williams works

Medicare's Facility Affiliation Data lists Venita Williams at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Venita Williams is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Venita Williams as a member of this group (CMS data updated 2026-10-02).

  • City of Hope Medical Foundation982 clinicians in the group

Specialties

Find other Radiation Oncology doctors in California →

Other radiation oncologists in South Pasadena

Clinicians with the same Medicare primary specialty in South Pasadena, CA — not a recommendation.

All radiation oncologists in South Pasadena →

Clinician information

CredentialMD
Medical schoolUniversity Of Rochester School Of Medicine And Dentistry
Graduation year2003
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659581775
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians