WILLIAM JASON SQUIRES AA-C
NPI 1972759009
Anesthesiologist Assistant in Atlanta, GA
About William Jason Squires Aa-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM JASON SQUIRES AA-C (NPI 1972759009) is an individual anesthesiologist assistant in Atlanta, Georgia and active in the NPI registry since August 2008. He is affiliated with Emory University Hospital and is a graduate of Emory University School Of Medicine (2008).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
William Jason Squires Aa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show William Squires reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Atlanta, GA 30322
- Reassigned Medicare billing, Georgia enrollment
- 4,840 clinicians in this Medicare group
Lagrange, GA 30240
- Reassigned Medicare billing, Georgia enrollment
- 1,506 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Emory University Hospital
Acute Care Hospitals · Atlanta, GAMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ATLANTA, GA 30322
ATLANTA, GA 30322
ATLANTA, GA 30322
ATLANTA, GA 30322
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 William Squires's NPI number?
The NPI number for William Squires is 1972759009. It was assigned to this individual provider in the NPPES registry on August 8, 2008.
Where is William Squires located?
William Squires practices at 1364 Clifton Rd NE, Atlanta, GA 30322. The listed phone number is (404) 778-3900.
What is William Squires's specialty?
The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.
Is William Squires enrolled in Medicare?
Yes. William Squires is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for William Squires's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Squires reassigns Medicare benefits to 2 organizations: The Emory Clinic Inc (Atlanta, GA) and Emory Specialty Associates, LLC (Lagrange, GA). Each 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 William Squires's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Squires accept?
Health plans from Oscar Health list William Squires as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is William Squires affiliated with any hospitals?
According to CMS data, William Squires is affiliated with Emory University Hospital.
When was this NPI record last updated?
The NPPES record for William Squires was last updated on August 8, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.