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

Diagnostic Radiology

Jacob R. Wouden, MD

Works at hospitals in Stanford, CA · Pleasanton, CA · Fremont, CA · California

Summary

Jacob R. Wouden, MD (Diagnostic Radiology) is listed by Medicare at 3 hospitals in Stanford, CA, Pleasanton, CA and Fremont, CA. NPI 1114964160. 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 Jacob R. Wouden, 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

Diagnostic RadiologyPrimary specialty
YesAccepts Medicare assignment
23Years since medical school (graduated 2003)
Harvard Medical SchoolMedical school
MaleGender (as listed)
Washington Radiologists Medical Group IncGroup practice

Quick answers

Which hospitals does Jacob R. Wouden work at?
Medicare's official clinician data lists Jacob R. Wouden at 3 hospitals: Stanford Health Care, Stanford Health Care Tri-Valley and Washington Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Jacob R. Wouden see patients?
Medicare's clinician data lists 1 practice location in Fremont, CA. Call before your visit to confirm the address.
What is Jacob R. Wouden's specialty?
Medicare lists Diagnostic Radiology as the primary specialty.
Does Jacob R. Wouden accept Medicare assignment?
Yes. Medicare's clinician data says Jacob R. Wouden 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 Jacob R. Wouden?
(510) 797-1111, as listed in official Medicare / NPI Registry data.
What is Jacob R. Wouden's NPI number?
1114964160. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Jacob R. Wouden works

Medicare's Facility Affiliation Data lists Jacob R. Wouden 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 Jacob R. Wouden is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Jacob R. Wouden as a member of this group (CMS data updated 2026-10-02).

  • Washington Radiologists Medical Group Inc65 clinicians in the group

Specialties

Find other Diagnostic Radiology doctors in California →

Other radiologists in Fremont

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

All radiologists in Fremont →

Clinician information

CredentialMD
Medical schoolHarvard Medical School
Graduation year2003
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1114964160
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