GLENDALE ADVENTIST MEDICAL CENTER
NPI 1831188275
General Acute Care Hospital in Glendale, CA
About Glendale Adventist Medical Center NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GLENDALE ADVENTIST MEDICAL CENTER (NPI 1831188275), doing business as Adventist Health Glendale, is a healthcare organization registered as a general acute care hospital in Glendale, California and active in the NPI registry since October 2005. The organization lists Alice H Issai, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Glendale Adventist Medical Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date 2
Next revalidation due by November 30, 2026
This provider holds 2 Medicare enrollments with upcoming revalidation dates. Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
162Medicare enrollment records show 162 clinicians reassign Medicare billing to Glendale Adventist Medical Center, which bills Medicare for the services they deliver. Of these, 8 practice at this address and 72 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 25
Nearest to this location (20)
See all 162Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Quality Ratings CMS Care Compare
Quality and patient-experience ratings for Glendale Adventist Medical Center (CMS certification number 050239), from CMS Care Compare.
Glendale Adventist Medical Center
Acute Care Hospitals · Glendale, CAPatient Experience
HCAHPS patient survey · Jan 2023 – Dec 2023Complications & Deaths 19
Infections 5
Unplanned Hospital Visits 14
Timely & Effective Care 15
Maternal Health 2
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Glendale Adventist Medical Center's NPI number?
The NPI number for Glendale Adventist Medical Center is 1831188275. It was assigned to this organization in the NPPES registry on October 18, 2005. The provider is doing business as Adventist Health Glendale.
Where is Glendale Adventist Medical Center located?
Glendale Adventist Medical Center is located at 1509 Wilson Ter, Glendale, CA 91206. The listed phone number is (818) 409-8000.
What is Glendale Adventist Medical Center's specialty?
The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.
Is Glendale Adventist Medical Center enrolled in Medicare?
Yes. Glendale Adventist Medical Center is registered in the Medicare PECOS enrollment system.
When is Glendale Adventist Medical Center's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), Glendale Adventist Medical Center holds 2 Medicare enrollments with upcoming revalidation dates. The next is due by November 30, 2026 (Non-DME Part B, California, Clinic/Group Practice). Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Glendale Adventist Medical Center?
According to the CMS Revalidation Reassignment List (October 2026 release), 162 clinicians in 25 Medicare specialties reassign their Medicare billing to Glendale Adventist Medical Center. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Anesthesiology (79), Diagnostic Radiology (25) and Cardiovascular Disease (Cardiology) (11). Of these, 8 practice at this address and 72 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Is Glendale Adventist Medical Center a Medicare-certified hospital?
Yes. Glendale Adventist Medical Center is a Medicare-certified hospital (Acute Care Hospitals). The hospital provides emergency services.
What quality rating does Glendale Adventist Medical Center have?
CMS rates Glendale Adventist Medical Center 5 out of 5 stars overall on Care Compare, based on measures of safety, patient experience and outcomes. The full measure detail is in the Hospital Quality Ratings section above.
When was this NPI record last updated?
The NPPES record for Glendale Adventist Medical Center was last updated on November 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Glendale Adventist Medical Center · NPI 1831188275
General Acute Care Hospital organization in Glendale, California. Organization record, active in the CMS NPPES registry since October 18, 2005.
## Identity
- **NPI:** 1831188275 (Entity type: Organization)
- **Enumerated:** October 18, 2005
- **Primary specialty:** General Acute Care Hospital · taxonomy 282N00000X
- **Also known as:** Adventist Health Glendale (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Alice Issai, PRESIDENT
## Practice location
- **Address:** 1509 WILSON TER, Glendale, CA 91206-4007
- **Phone:** (818) 409-8000 · **Fax:** (818) 546-5600
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** November 30, 2026 (Non-DME Part B, California, Clinic/Group Practice), next of 2 enrollments with upcoming dates · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 162 clinicians in 25 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Anesthesiology (79), Diagnostic Radiology (25), Cardiovascular Disease (Cardiology) (11); 8 practice at this address and 72 within 10 miles; [full list](https://npiprofile.com/npi/1831188275/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 13, 2025
- **Other identifiers:** Medicaid ZZT30067F (CA); Medicaid HSC30067F (CA); Medicaid ZZT40067F (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1831188275) · Data from the CMS NPPES public registry.