Quick answers
- Which hospitals does Jeffrey T. Islas work at?
- Medicare's official clinician data lists Jeffrey T. Islas at 1 hospital: St Mary Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jeffrey T. Islas see patients?
- Medicare's clinician data lists 3 practice locations, including Long Beach, CA and Lynwood, CA. Call before your visit to confirm the address.
- What is Jeffrey T. Islas's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Jeffrey T. Islas accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey T. Islas 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 Jeffrey T. Islas?
- (562) 491-9000, as listed in official Medicare / NPI Registry data.
- What is Jeffrey T. Islas's NPI number?
- 1629140678. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jeffrey T. Islas works
Medicare's Facility Affiliation Data lists Jeffrey T. Islas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Mary Medical CenterLong Beach, CA · Acute Care Hospital · CCN 050191
Practice locations
Addresses where Jeffrey T. Islas is enrolled with Medicare (CMS data updated 2026-10-02).
- 1050 Linden AveLong Beach, CA 90813 (562) 491‑9000
- 3630 E Imperial HwyLynwood, CA 90262 (310) 900‑8900
- 701 E 28th St, Suite 201Long Beach, CA 90806 (562) 424‑0421
Group practices
Medicare enrollment lists Jeffrey T. Islas as a member of this group (CMS data updated 2026-10-02).
- 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 California, Geffen School Of Medicine |
| Graduation year | 1987 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629140678 |
| 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