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

Urology

Alexis Wang, MD

Works at hospitals in Concord, CA · Walnut Creek, CA · California

Summary

Alexis Wang, MD (Urology) is listed by Medicare at 2 hospitals in Concord, CA and Walnut Creek, CA. NPI 1538663638. 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 Alexis Wang, 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

UrologyPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
8Years since medical school (graduated 2018)
FemaleGender (as listed)
John Muir Physician NetworkGroup practice

Quick answers

Which hospitals does Alexis Wang work at?
Medicare's official clinician data lists Alexis Wang at 2 hospitals: John Muir Medical Center - Concord Campus and John Muir Medical Center - Walnut Creek Campus. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Alexis Wang see patients?
Medicare's clinician data lists 2 practice locations, including Walnut Creek, CA and Berkeley, CA. Call before your visit to confirm the address.
What is Alexis Wang's specialty?
Medicare lists Urology as the primary specialty.
Does Alexis Wang accept Medicare assignment?
Yes. Medicare's clinician data says Alexis Wang 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.
Does Alexis Wang offer telehealth?
Medicare's clinician data says Alexis Wang offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Alexis Wang?
(925) 937-7740, as listed in official Medicare / NPI Registry data.
What is Alexis Wang's NPI number?
1538663638. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Alexis Wang works

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

Group practices

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

  • John Muir Physician Network494 clinicians in the group

Specialties

Find other Urology doctors in California →

Other urologists in Walnut Creek

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

All urologists in Walnut Creek →

Clinician information

CredentialMD
Graduation year2018
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1538663638
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