Quick answers
- Where does Sam Zeim see patients?
- Medicare's clinician data lists 11 practice locations, including Long Beach, CA and Torrance, CA. Call before your visit to confirm the address.
- What is Sam Zeim's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Sam Zeim accept Medicare assignment?
- Yes. Medicare's clinician data says Sam Zeim 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 Sam Zeim?
- (562) 426-4904, as listed in official Medicare / NPI Registry data.
- What is Sam Zeim's NPI number?
- 1558631655. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Sam Zeim is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 11; the Medicare profile lists all.
- 2653 Elm Ave, Suite 300Long Beach, CA 90806 (562) 426‑4904
- 2701 Atlantic AveLong Beach, CA 90806 (562) 933‑1877
- 2801 Atlantic AveLong Beach, CA 90806 (562) 728‑5034
- 2865 Atlantic AveLong Beach, CA 90806 (562) 933‑1820
- 2865 Atlantic Ave, Suite 221Long Beach, CA 90806 (562) 912‑7437
Group practices
Medicare enrollment lists Sam Zeim as a member of these groups (CMS data updated 2026-10-02).
- Smi Imaging LLC384 clinicians in the group
- Gila River Health Care Corporation247 clinicians in the group
- Prohealth Partners, a Medical Group239 clinicians in the group
- Health Diagnostics of California a Professional Corporation183 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Long Beach
Clinicians with the same Medicare primary specialty in Long Beach, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Tulane University School Of Medicine |
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1558631655 |
| 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
- 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