Quick answers
- Which hospitals does Carmen Ruiz work at?
- Medicare's official clinician data lists Carmen Ruiz at 2 hospitals: Glendale Memorial Hospital & Health Center and St Mary Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Carmen Ruiz see patients?
- Medicare's clinician data lists 1 practice location in Glendale, CA. Call before your visit to confirm the address.
- What is Carmen Ruiz's specialty?
- Medicare lists Colorectal Surgery (Proctology) as the primary specialty, and also General Surgery.
- Does Carmen Ruiz accept Medicare assignment?
- Yes. Medicare's clinician data says Carmen Ruiz 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 Carmen Ruiz?
- (818) 244-8161, as listed in official Medicare / NPI Registry data.
- What is Carmen Ruiz's NPI number?
- 1003886490. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Carmen Ruiz works
Medicare's Facility Affiliation Data lists Carmen Ruiz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Glendale Memorial Hospital & Health CenterGlendale, CA · Acute Care Hospital · CCN 050058
- St Mary Medical CenterLong Beach, CA · Acute Care Hospital · CCN 050191
Practice locations
Addresses where Carmen Ruiz is enrolled with Medicare (CMS data updated 2026-10-02).
- 222 W Eulalia St, Suite 100aGlendale, CA 91204 (818) 244‑8161
Specialties
Find other Colorectal Surgery (Proctology) doctors in California →
Other colorectal surgeons in Glendale
Clinicians with the same Medicare primary specialty in Glendale, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Harvard Medical School |
| Graduation year | 1996 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1003886490 |
| 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