Quick answers
- Which hospitals does Ruby Elaine Calalo work at?
- Medicare's official clinician data lists Ruby Elaine Calalo at 4 hospitals: Memorialcare Long Beach Medical Center, St Mary Medical Center, UCI Health-Lakewood and UCI Health-Orange. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ruby Elaine Calalo see patients?
- Medicare's clinician data lists 1 practice location in Long Beach, CA. Call before your visit to confirm the address.
- What is Ruby Elaine Calalo's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Ruby Elaine Calalo accept Medicare assignment?
- Yes. Medicare's clinician data says Ruby Elaine Calalo 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 Ruby Elaine Calalo?
- (562) 491-9000, as listed in official Medicare / NPI Registry data.
- What is Ruby Elaine Calalo's NPI number?
- 1043915440. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ruby Elaine Calalo works
Medicare's Facility Affiliation Data lists Ruby Elaine Calalo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Memorialcare Long Beach Medical CenterLong Beach, CA · Acute Care Hospital · CCN 050485
- St Mary Medical CenterLong Beach, CA · Acute Care Hospital · CCN 050191
- UCI Health-LakewoodLakewood, CA · Acute Care Hospital · CCN 050581
- UCI Health-OrangeOrange, CA · Acute Care Hospital · CCN 050348
Practice locations
Addresses where Ruby Elaine Calalo is enrolled with Medicare (CMS data updated 2026-10-02).
- 1050 Linden AveLong Beach, CA 90813 (562) 491‑9000
Group practices
Medicare enrollment lists Ruby Elaine Calalo as a member of this group (CMS data updated 2026-10-02).
- Prohealth Partners, a Medical Group239 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Long Beach
Clinicians with the same Medicare primary specialty in Long Beach, CA — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043915440 |
| 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