BRIAN K WILLIAMS MD
NPI 1669484655
Family Medicine in Waynesboro, MS
About Brian K Williams Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN K WILLIAMS MD (NPI 1669484655) is an individual family medicine provider in Waynesboro, Mississippi, licensed in Mississippi (15468) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Tishomingo Health Services Inc, and is a graduate of University Of Mississippi School Of Medicine (1996).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 12
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
Brian K Williams Md 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
6Medicare enrollment records show Brian Williams reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hazlehurst, MS 39083
- Reassigned Medicare billing, Mississippi enrollment
- 88 clinicians in this Medicare group
Covington, LA 70433
- Reassigned Medicare billing, Mississippi enrollment
- 116 clinicians in this Medicare group
Yazoo City, MS 39194
- Reassigned Medicare billing, Mississippi enrollment
- 50 clinicians in this Medicare group
Indianola, MS 38751
- Reassigned Medicare billing, Mississippi enrollment
- 89 clinicians in this Medicare group
Pontotoc, MS 38863
- Reassigned Medicare billing, Mississippi enrollment
- 103 clinicians in this Medicare group
Belmont, MS 38827
- Reassigned Medicare billing, Mississippi enrollment
- 35 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 6
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Tishomingo Health Services Inc
Acute Care Hospitals · Iuka, MSSouth Sunflower County Hospital
Acute Care Hospitals · Indianola, MSTyler Holmes Memorial Hospital Cah
Critical Access Hospitals · Winona, MSCopiah County Medical Center
Critical Access Hospitals · Hazlehurst, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39367 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WAYNESBORO, MS 39367
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 Brian Williams's NPI number?
The NPI number for Brian Williams is 1669484655. It was assigned to this individual provider in the NPPES registry on August 12, 2006.
Where is Brian Williams located?
Brian Williams practices at 950 Matthew Dr, Waynesboro, MS 39367. The listed phone number is (601) 735-5151.
What is Brian Williams's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Brian Williams enrolled in Medicare?
Yes. Brian 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 Brian Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Williams reassigns Medicare benefits to 6 organizations: Copiah County Medical Center (Hazlehurst, MS), Correct Care, Inc. (Covington, LA), Baptist Medical Center - Yazoo, Inc (Yazoo City, MS), South Sunflower County Hospital (Indianola, MS), Pontotoc Health Services, Inc. (Pontotoc, MS) and 1 more organization, listed in the Medicare section above. 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 Brian Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brian Williams accept?
Health plans from Blue Cross and Blue Shield of Alabama, Cigna Healthcare and Molina Healthcare list Brian 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.
Is Brian Williams affiliated with any hospitals?
According to CMS data, Brian Williams is affiliated with Tishomingo Health Services Inc, South Sunflower County Hospital, Tyler Holmes Memorial Hospital Cah and Copiah County Medical Center.
When was this NPI record last updated?
The NPPES record for Brian Williams was last updated on February 1, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Brian K Williams, MD · NPI 1669484655
Family Medicine physician in Waynesboro, Mississippi. Individual provider, active in the CMS NPPES registry since August 12, 2006.
## Identity
- **NPI:** 1669484655 (Entity type: Individual)
- **Enumerated:** August 12, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 15468 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 950 MATTHEW DR, Waynesboro, MS 39367-2567
- **Phone:** (601) 735-5151 · **Fax:** (601) 735-5205
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Copiah County Medical Center (NPI 1083039663, Hazlehurst, MS); Correct Care, Inc. (NPI 1215987441, Covington, LA); Baptist Medical Center - Yazoo, Inc (NPI 1619918075, Yazoo City, MS); South Sunflower County Hospital (NPI 1245248699, Indianola, MS); Pontotoc Health Services, Inc. (NPI 1962512871, Pontotoc, MS); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Mississippi School Of Medicine, class of 1996
## Record status
- **NPPES last updated:** February 1, 2010
- **Other identifiers:** Medicare UPIN G95271 (MS); Medicare ID-Type Unspecified 080003557 (MS); Medicare ID-Type Unspecified 080003564 (MS); and 9 more
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Source: [NPI Profile](https://npiprofile.com/npi/1669484655) · Data from the CMS NPPES public registry.