Quick answers
- Which hospitals does Willard S. Chung work at?
- Medicare's official clinician data lists Willard S. Chung at 3 hospitals: Adventist Health Twin Cities, French Hospital Medical Center and Marian Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Willard S. Chung see patients?
- Medicare's clinician data lists 1 practice location in San Luis Obispo, CA. Call before your visit to confirm the address.
- What is Willard S. Chung's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Willard S. Chung accept Medicare assignment?
- Yes. Medicare's clinician data says Willard S. Chung 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 Willard S. Chung?
- (805) 543-5353, as listed in official Medicare / NPI Registry data.
- What is Willard S. Chung's NPI number?
- 1285898635. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Willard S. Chung works
Medicare's Facility Affiliation Data lists Willard S. Chung at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Adventist Health Twin CitiesTempleton, CA · Acute Care Hospital · CCN 050633
- French Hospital Medical CenterSan Luis Obispo, CA · Acute Care Hospital · CCN 050232
- Marian Regional Medical CenterSanta Maria, CA · Acute Care Hospital · CCN 050107
Practice locations
Addresses where Willard S. Chung is enrolled with Medicare (CMS data updated 2026-10-02).
- 1911 Johnson AveSan Luis Obispo, CA 93401 (805) 543‑5353
Group practices
Medicare enrollment lists Willard S. Chung as a member of this group (CMS data updated 2026-10-02).
- Vituity Hospitalists PC79 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in San Luis Obispo
Clinicians with the same Medicare primary specialty in San Luis Obispo, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Eastern Virginia Medical School |
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1285898635 |
| 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