Quick answers
- Does Magen A. Costilla accept Medicare assignment?
- Yes. Medicare's clinician data says Magen A. Costilla accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Magen A. Costilla's NPI number?
- 1023756194. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Magen A. Costilla works
Medicare's Facility Affiliation Data lists Magen A. Costilla at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Riverside University Health System-Medical CenterMoreno Valley, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050292
Practice locations
Addresses where Magen A. Costilla is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 6; the Medicare profile lists all.
- 1330 W Ramsey, Suite 100Banning, CA 92220 (951) 849‑7142
- 191 N Sunrise WayPalm Springs, CA 92262 (760) 778‑2210
- 26600 Cactus AveMoreno Valley, CA 92555
- 2813 S Main StCorona, CA 92882 (951) 272‑5445
- 7140 Indiana AveRiverside, CA 92504 (951) 358‑6000
Group practices
Medicare enrollment lists Magen A. Costilla as a member of this group (CMS data updated October 2, 2026).
- County of Riverside193 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Banning
Clinicians with the same Medicare primary specialty in Banning, 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 | NP |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023756194 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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