Quick answers
- Which hospitals does Marta E. Alvarez work at?
- Medicare's official clinician data lists Marta E. Alvarez at 3 hospitals: Mercy Medical Center Redding, Shasta Regional Medical Center and St Elizabeth Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Marta E. Alvarez see patients?
- Medicare's clinician data lists 4 practice locations, including Chico, CA, Redding, CA and Stockton, CA. Call before your visit to confirm the address.
- What is Marta E. Alvarez's specialty?
- Medicare lists Undersea and Hyperbaric Medicine as the primary specialty, and also Emergency Medicine.
- Does Marta E. Alvarez accept Medicare assignment?
- Yes. Medicare's clinician data says Marta E. Alvarez 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 Marta E. Alvarez?
- (530) 332-7144, as listed in official Medicare / NPI Registry data.
- What is Marta E. Alvarez's NPI number?
- 1437262193. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Marta E. Alvarez works
Medicare's Facility Affiliation Data lists Marta E. Alvarez 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 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
Practice locations
Addresses where Marta E. Alvarez is enrolled with Medicare (CMS data updated 2026-10-02).
- 1026 Mangrove Ave, Suite 10Chico, CA 95926 (530) 332‑7144
- 1100 Butte StRedding, CA 96001 (530) 244‑5400
- 1950 Rosaline Ave, Suite BRedding, CA 96001
- 525 W Acacia StStockton, CA 95203 (530) 244‑5400
Group practices
Medicare enrollment lists Marta E. Alvarez as a member of these groups (CMS data updated 2026-10-02).
- Enloe Medical Center333 clinicians in the group
- Trinity Emergency Physicians47 clinicians in the group
- Cardinal Emergency Providers Professional Corporation32 clinicians in the group
Specialties
Find other Undersea and Hyperbaric Medicine doctors in California →
Other hyperbaric medicine doctors in California
Clinicians with the same Medicare primary specialty in California — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Southern California Keck School Of Medicine |
| Graduation year | 1993 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437262193 |
| 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