Quick answers
- Which hospitals does Xiao Yang work at?
- Medicare's official clinician data lists Xiao Yang at 1 hospital: John Muir Medical Center - Walnut Creek Campus. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Xiao Yang see patients?
- Medicare's clinician data lists 1 practice location in Pittsburg, CA. Call before your visit to confirm the address.
- What is Xiao Yang's specialty?
- Medicare lists Hospitalist as the primary specialty, and also Internal Medicine.
- Does Xiao Yang accept Medicare assignment?
- Yes. Medicare's clinician data says Xiao Yang 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 Xiao Yang offer telehealth?
- Medicare's clinician data says Xiao Yang offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Xiao Yang?
- (925) 301-8487, as listed in official Medicare / NPI Registry data.
- What is Xiao Yang's NPI number?
- 1548220304. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Xiao Yang works
Medicare's Facility Affiliation Data lists Xiao Yang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA · Acute Care Hospital · CCN 050180
Practice locations
Addresses where Xiao Yang is enrolled with Medicare (CMS data updated 2026-10-02).
- 2260 Gladstone Dr, Suite 8Pittsburg, CA 94565 (925) 301‑8487
Specialties
- Hospitalistprimary
- Internal Medicinealso
Other hospitalists in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1548220304 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians