Quick answers
- Which hospitals does Tony Chang work at?
- Medicare's official clinician data lists Tony Chang at 5 hospitals: Mercy Medical Center of Mt Shasta, Mercy Medical Center Redding, Shasta Regional Medical Center, St Elizabeth Community Hospital and Trinity Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Tony Chang see patients?
- Medicare's clinician data lists 3 practice locations, including Redding, CA. Call before your visit to confirm the address.
- What is Tony Chang's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Tony Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Tony Chang 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 Tony Chang offer telehealth?
- Medicare's clinician data says Tony Chang offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Tony Chang?
- (530) 246-2467, as listed in official Medicare / NPI Registry data.
- What is Tony Chang's NPI number?
- 1871784678. 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 Chang works
Medicare's Facility Affiliation Data lists Tony Chang at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Medical Center of Mt ShastaMount Shasta, CA · Critical Access Hospital · CCN 051319
- Mercy Medical Center ReddingRedding, CA · Acute Care Hospital · CCN 050280
- Shasta Regional Medical CenterRedding, CA · Acute Care Hospital · CCN 050764
- St Elizabeth Community HospitalRed Bluff, CA · Acute Care Hospital · CCN 050042
- Trinity HospitalWeaverville, CA · Critical Access Hospital · CCN 051315
Practice locations
Addresses where Tony Chang is enrolled with Medicare (CMS data updated 2026-10-02).
- 1255 Liberty StRedding, CA 96001 (530) 246‑2467
- 2480 Sonoma StRedding, CA 96001 (530) 576‑7405
- 310 Hartnell Ave, Suite AandcRedding, CA 96002 (530) 245‑2900
Group practices
Medicare enrollment lists Tony Chang as a member of these groups (CMS data updated 2026-10-02).
- Dignity Health86 clinicians in the group
- Shasta Orthopedics and Sports Medicine a Medical Corporation35 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Redding
Clinicians with the same Medicare primary specialty in Redding, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1871784678 |
| 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