SHAUN R. WILLIAMS M.D.
NPI 1255568457
Anesthesiology in Columbus, GA
About Shaun R. Williams M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SHAUN R. WILLIAMS M.D. (NPI 1255568457) is an individual anesthesiology provider in Columbus, Georgia, licensed in Georgia (071587) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS and is a graduate of Other (2009).
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
Shaun R. Williams M.d. 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
4Medicare enrollment records show Shaun Williams reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Opelika, AL 36801
- Reassigned Medicare billing, Alabama enrollment
- 95 clinicians in this Medicare group
Lagrange, GA 30240
- Reassigned Medicare billing, Georgia enrollment
- 1,506 clinicians in this Medicare group
Van Wert, OH 45891
- Reassigned Medicare billing, Georgia enrollment
- 18 clinicians in this Medicare group
Columbus, GA 31904
- Reassigned Medicare billing, Georgia enrollment
- 52 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 10
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.
Other Providers at the Same Location NPPES 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
COLUMBUS, GA 31904
COLUMBUS, GA 31904
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 Shaun Williams's NPI number?
The NPI number for Shaun Williams is 1255568457. It was assigned to this individual provider in the NPPES registry on June 15, 2009.
Where is Shaun Williams located?
Shaun Williams practices at 2122 Manchester Expressway, Columbus, GA 31904. The listed phone number is (334) 279-1450.
What is Shaun Williams's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Shaun Williams enrolled in Medicare?
Yes. Shaun Williams 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 Shaun Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shaun Williams reassigns Medicare benefits to 4 organizations: Anesthesia Associates Of East Alabama LLC (Opelika, AL), Emory Specialty Associates, LLC (Lagrange, GA), Clinical Colleagues LLC (Van Wert, OH) and Anesthesia Associates Of Columbus PA (Columbus, 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 Shaun Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Shaun Williams accept?
Health plans from Blue Cross and Blue Shield of Alabama and Oscar Health list Shaun Williams 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.
When was this NPI record last updated?
The NPPES record for Shaun Williams was last updated on January 20, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.