Quick answers
- Does Carlos L. Calderon accept Medicare assignment?
- Medicare's clinician data says Carlos L. Calderon may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Carlos L. Calderon's NPI number?
- 1346820610. 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 Carlos L. Calderon is enrolled with Medicare (CMS data updated October 2, 2026).
- 1043 Elm Ave, Suite 302Long Beach, CA 90813 (562) 432‑7300
- 7140 Indiana AveRiverside, CA 92504 (951) 358‑6000
Group practices
Medicare enrollment lists Carlos L. Calderon as a member of these groups (CMS data updated October 2, 2026).
- County of Riverside193 clinicians in the group
- Apla Health and Wellness21 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Long Beach
Clinicians with the same Medicare primary specialty in Long Beach, CA — not a recommendation.
Other clinicians in County of Riverside
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2021 (5 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1346820610 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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