Quick answers
- Which hospitals does Tony Tsai work at?
- Medicare's official clinician data lists Tony Tsai at 1 hospital: Mercy General Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Tony Tsai see patients?
- Medicare's clinician data lists 1 practice location in Yuba City, CA. Call before your visit to confirm the address.
- What is Tony Tsai's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Tony Tsai accept Medicare assignment?
- Yes. Medicare's clinician data says Tony Tsai 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 Tony Tsai?
- (530) 273-8358, as listed in official Medicare / NPI Registry data.
- What is Tony Tsai's NPI number?
- 1548294101. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tony Tsai works
Medicare's Facility Affiliation Data lists Tony Tsai at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy General HospitalSacramento, CA · Acute Care Hospital · CCN 050017
Practice locations
Addresses where Tony Tsai is enrolled with Medicare (CMS data updated 2026-10-02).
- 1870 Lassen Blvd, Suite BYuba City, CA 95993 (530) 273‑8358
Group practices
Medicare enrollment lists Tony Tsai as a member of this group (CMS data updated 2026-10-02).
- Vitreo-Retinal Medical Group, Inc.22 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Yuba City
Clinicians with the same Medicare primary specialty in Yuba City, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Washington University School Of Medicine |
| Graduation year | 1998 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1548294101 |
| 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