Quick answers
- Which hospitals does James M. Tatum work at?
- Medicare's official clinician data lists James M. Tatum at 5 hospitals: PIH Health Downey Hospital, PIH Health Good Samaritan Hospital, Saint Francis Medical Center, Sherman Oaks Hospital and St Mary Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does James M. Tatum see patients?
- Medicare's clinician data lists 5 practice locations, including Long Beach, CA, Downey, CA and Los Angeles, CA. Call before your visit to confirm the address.
- What is James M. Tatum's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does James M. Tatum accept Medicare assignment?
- Yes. Medicare's clinician data says James M. Tatum 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 James M. Tatum?
- (562) 491-9000, as listed in official Medicare / NPI Registry data.
- What is James M. Tatum's NPI number?
- 1114204666. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where James M. Tatum works
Medicare's Facility Affiliation Data lists James M. Tatum at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- PIH Health Downey HospitalDowney, CA · Acute Care Hospital · CCN 050393
- PIH Health Good Samaritan HospitalLos Angeles, CA · Acute Care Hospital · CCN 050471
- Saint Francis Medical CenterLynwood, CA · Acute Care Hospital · CCN 050104
- Sherman Oaks HospitalSherman Oaks, CA · Acute Care Hospital · CCN 050755
- St Mary Medical CenterLong Beach, CA · Acute Care Hospital · CCN 050191
Practice locations
Addresses where James M. Tatum is enrolled with Medicare (CMS data updated 2026-10-02).
- 1050 Linden AveLong Beach, CA 90813 (562) 491‑9000
- 11500 Brookshire AveDowney, CA 90241 (562) 904‑5000
- 1225 Wilshire BlvdLos Angeles, CA 90017 (213) 977‑2121
- 12675 La Mirada Blvd, Suite 201and401La Mirada, CA 90638 (562) 903‑7339
- 3630 E Imperial HwyLynwood, CA 90262 (310) 900‑8900
Group practices
Medicare enrollment lists James M. Tatum as a member of these groups (CMS data updated 2026-10-02).
- PIH Health Physicians622 clinicians in the group
- Desert Trauma Surgeons Inc33 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Long Beach
Clinicians with the same Medicare primary specialty in Long Beach, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Washington School Of Medicine |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1114204666 |
| 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