ANESTHESIA SPECIALISTS OF ORANGE COUNTY, INC.
NPI 1134311319
Anesthesiology in Anaheim, CA
About Anesthesia Specialists Of Orange County, Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANESTHESIA SPECIALISTS OF ORANGE COUNTY, INC. (NPI 1134311319) is a healthcare organization registered as an anesthesiology in Anaheim, California and active in the NPI registry since August 2007. The organization lists Ernesto P. Gidaya, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Anesthesia Specialists Of Orange County, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
72Medicare enrollment records show 72 clinicians reassign Medicare billing to Anesthesia Specialists Of Orange County, Inc., which bills Medicare for the services they deliver. Of these, 25 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 2
Nearest to this location (20)
See all 72Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Anesthesia Specialists Of Orange County, Inc.'s NPI number?
The NPI number for Anesthesia Specialists Of Orange County, Inc. is 1134311319. It was assigned to this organization in the NPPES registry on August 13, 2007.
Where is Anesthesia Specialists Of Orange County, Inc. located?
Anesthesia Specialists Of Orange County, Inc. is located at 1211 W La Palma Ave Suite 209, Anaheim, CA 92801. The listed phone number is (877) 594-2787.
What is Anesthesia Specialists Of Orange County, Inc.'s specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Anesthesia Specialists Of Orange County, Inc. enrolled in Medicare?
Yes. Anesthesia Specialists Of Orange County, Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Anesthesia Specialists Of Orange County, Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 72 clinicians in 2 Medicare specialties reassign their Medicare billing to Anesthesia Specialists Of Orange County, Inc.. 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 (61) and Certified Registered Nurse Anesthetist (CRNA) (11). Of these, 25 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Anesthesia Specialists Of Orange County, Inc. was last updated on February 25, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years 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.
# Anesthesia Specialists Of Orange County, Inc. · NPI 1134311319
Anesthesiology organization in Anaheim, California. Organization record, active in the CMS NPPES registry since August 13, 2007.
## Identity
- **NPI:** 1134311319 (Entity type: Organization)
- **Enumerated:** August 13, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **Organization subpart:** No
- **Authorized official:** Ernesto Gidaya, PRESIDENT
## Practice location
- **Address:** 1211 W LA PALMA AVE, SUITE 209, Anaheim, CA 92801-2815
- **Phone:** (877) 594-2787 · **Fax:** (858) 505-7101
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 72 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Anesthesiology (61), Certified Registered Nurse Anesthetist (CRNA) (11); 25 practice within 10 miles; [full list](https://npiprofile.com/npi/1134311319/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 25, 2011
- **Other identifiers:** Medicaid 1134311319 (CA); Medicare PIN W21367 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1134311319) · Data from the CMS NPPES public registry.