ANTIGUA ANESTHESIA MANAGEMENT, LLC
NPI 1912502055
Anesthesiology in Bullhead City, AZ
About Antigua Anesthesia Management, Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANTIGUA ANESTHESIA MANAGEMENT, LLC (NPI 1912502055) is a healthcare organization registered as an anesthesiology in Bullhead City, Arizona and active in the NPI registry since December 2020. The organization lists Margarite D Garner, Vice President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
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)
Antigua Anesthesia Management, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by October 31, 2026
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
87Medicare enrollment records show 87 clinicians reassign Medicare billing to Antigua Anesthesia Management, LLC, which bills Medicare for the services they deliver. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 4
Nearest to this location (20)
See all 87Las Vegas, NV 89121
Source: 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 Antigua Anesthesia Management, LLC's NPI number?
The NPI number for Antigua Anesthesia Management, LLC is 1912502055. It was assigned to this organization in the NPPES registry on December 4, 2020.
Where is Antigua Anesthesia Management, LLC located?
Antigua Anesthesia Management, LLC is located at Western Arizona Regional Medcial Center 2735 Silver Creek Road, Bullhead City, AZ 86442. The listed phone number is (928) 763-2273.
What is Antigua Anesthesia Management, LLC's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Antigua Anesthesia Management, LLC enrolled in Medicare?
Yes. Antigua Anesthesia Management, LLC is registered in the Medicare PECOS enrollment system.
When is Antigua Anesthesia Management, LLC's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Arizona, Clinic/Group Practice) is due for revalidation by October 31, 2026. 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 Antigua Anesthesia Management, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 87 clinicians in 4 Medicare specialties reassign their Medicare billing to Antigua Anesthesia Management, LLC. 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 Certified Registered Nurse Anesthetist (CRNA) (70), Anesthesiology (14) and Pain Management (2). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Antigua Anesthesia Management, LLC was last updated on January 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Antigua Anesthesia Management, Llc · NPI 1912502055
Anesthesiology organization in Bullhead City, Arizona. Organization record, active in the CMS NPPES registry since December 4, 2020.
## Identity
- **NPI:** 1912502055 (Entity type: Organization)
- **Enumerated:** December 4, 2020
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **Organization subpart:** No
- **Authorized official:** Margarite Garner, VICE PRESIDENT
## Practice location
- **Address:** WESTERN ARIZONA REGIONAL MEDCIAL CENTER, 2735 SILVER CREEK ROAD, Bullhead City, AZ 86442
- **Phone:** (928) 763-2273
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** October 31, 2026 (Non-DME Part B, Arizona, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 87 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Certified Registered Nurse Anesthetist (CRNA) (70), Anesthesiology (14), Pain Management (2); [full list](https://npiprofile.com/npi/1912502055/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1912502055) · Data from the CMS NPPES public registry.