William Mason Andrews – Anesthesiologist Assistant

Key facts

NPI: 1750104659
Entity type: Individual (NPI type 1)
Primary specialty: Anesthesiologist Assistant 367H00000X
License: 12904 (GA)
Practice address: 1000 Johnson Ferry Rd
Atlanta, GA 30342-1606
Phone: (404) 851-8917
Fax: (404) 303-3636
NPI assigned: Nov 7, 2024
Sex: Male
Sole proprietor: No

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

North Atlanta Anesthesia Professionals, LLC Anesthesiology Physician · Atlanta, GA · NPI 1982349296

Medicare reassignment Care Compare group NPD GA
Western Anesthesiology Associates, Inc. Anesthesiology Physician · Saint Louis, MO · NPI 1275646754

Medicare reassignment NPD MO

Hospital & facility affiliations 2

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Northside Hospital, Inc. General Acute Care Hospital · Canton, GA · NPI 1225050396

Care Compare affiliation Hospital
Northside Hospital, Inc. General Acute Care Hospital · Atlanta, GA · NPI 1457396079

Care Compare affiliation Hospital

Medicare Care Compare profile

Specialty: Anesthesiology Assistant
Education: Other, 2024
Medicare assignment: Accepts the Medicare-approved amount as payment in full
Group practices: North Atlanta Anesthesia Professionals, LLC (543 clinicians)

Practice addresses (Care Compare)

1000 Johnson Ferry Rd
Atlanta, GA 30342-1606
Phone (404) 851-8000

Hospital & facility affiliations

Northside Hospital Hospital · Atlanta, GA · CCN 110161
Northside Hospital Cherokee Hospital · Canton, GA · CCN 110008

Medicare participation

Medicare fee-for-service enrollment: Enrolled (2 enrollments) in MO, GA

Medicare enrollment records

Enrollment ID	State	Provider type	PAC ID	Details
I20250206001011	MO	Practitioner - Anesthesiology Assistant	1254861289	Reassigns benefits to 1 organization
I20250221001478	GA	Practitioner - Anesthesiology Assistant	1254861289	Reassigns benefits to 1 organization

National Provider Directory

Medicare enrollment (NPD): Yes

Practice roles

Organization	Specialty	Status	New patients
Western Anesthesiology Associates, Inc.		Current since Jan 9, 2025	Accepting new patients
North Atlanta Anesthesia Professionals, LLC		Current since Mar 17, 2025	Accepting new patients

Locations

1000 Medical Center Blvd
Lawrenceville, GA 30046
Phone (678) 312-3356

1000 Johnson Ferry Rd
Sandy Springs, GA 30342
Phone (404) 851-8737

339 Consort Dr
Ballwin, MO 63011
Phone (636) 386-7222

615 S New Ballas Rd
Saint Louis, MO 63141
Phone (314) 251-4687

Specialties & licenses

Specialty (taxonomy)	Code	License	State	Primary
Anesthesiologist Assistant	367H00000X	12904	GA	Yes

Addresses

Primary practice location

1000 Johnson Ferry Rd
Atlanta, GA 30342-1606

Mailing address

1000 Johnson Ferry Rd
Atlanta, GA 30342-1606
Phone (404) 851-8917

Other providers in Atlanta, GA

All providers in Atlanta, GA · Anesthesiologist Assistant in Georgia

Sources for this page

NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Record last updated by the provider on Feb 12, 2025. Information in NPPES is self-reported and not verified by CMS.
NUCC Health Care Provider Taxonomy: specialty names.
Medicare Fee-For-Service Public Provider Enrollment (CMS/PECOS): enrollments, PAC IDs and benefit reassignments.
Medicare Care Compare provider data (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.