DR. DAVID K WILLIAMSON MD
NPI 1164447389
Emergency Medicine in Sylacauga, AL
About Dr. David K Williamson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID K WILLIAMSON MD (NPI 1164447389) is an individual emergency medicine provider in Sylacauga, Alabama, licensed in Alabama (14007) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Alabama School Of Medicine (1987).
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
Dr. David K Williamson 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
11Medicare enrollment records show David Williamson reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Sylacauga, AL 35150
- Reassigned Medicare billing, Alabama enrollment
- 168 clinicians in this Medicare group
Chelsea, AL 35043
- Reassigned Medicare billing, Alabama enrollment
- 10 clinicians in this Medicare group
Birmingham, AL 35243
- Reassigned Medicare billing, Alabama enrollment
- 215 clinicians in this Medicare group
Birmingham, AL 35243
- Reassigned Medicare billing, Alabama enrollment
- 96 clinicians in this Medicare group
Birmingham, AL 35209
- Reassigned Medicare billing, Alabama enrollment
- 16 clinicians in this Medicare group
Wedowee, AL 36278
- Reassigned Medicare billing, Alabama enrollment
- 23 clinicians in this Medicare group
Ozark, AL 36360
- Reassigned Medicare billing, Alabama enrollment
- 140 clinicians in this Medicare group
Russellville, AL 35653
- Reassigned Medicare billing, Alabama enrollment
- 286 clinicians in this Medicare group
Monroeville, AL 36460
- Reassigned Medicare billing, Alabama enrollment
- 23 clinicians in this Medicare group
Sheffield, AL 35660
- Reassigned Medicare billing, Alabama enrollment
- 69 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 35150 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
SYLACAUGA, AL 35150
SYLACAUGA, AL 35150
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 David Williamson's NPI number?
The NPI number for David Williamson is 1164447389. It was assigned to this individual provider in the NPPES registry on July 12, 2006.
Where is David Williamson located?
David Williamson practices at 315 W Hickory St, Sylacauga, AL 35150. The listed phone number is (256) 249-5700.
What is David Williamson's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is David Williamson enrolled in Medicare?
Yes. David Williamson 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 David Williamson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Williamson reassigns Medicare benefits to 11 organizations: Nes Tennessee Inc (Sylacauga, AL), Chelsea Urgent Care (Chelsea, AL), Oak Mountain Group Services, LLC (Birmingham, AL), Trinity Emergency Physicians, LLC (Birmingham, AL), Brookwood Internists PC (Birmingham, AL) and 6 more organizations, 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 David Williamson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does David Williamson accept?
Health plans from Blue Cross and Blue Shield of Alabama list David Williamson 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 David Williamson was last updated on February 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. David K Williamson, MD · NPI 1164447389
Emergency Medicine physician in Sylacauga, Alabama. Individual provider, active in the CMS NPPES registry since July 12, 2006.
## Identity
- **NPI:** 1164447389 (Entity type: Individual)
- **Enumerated:** July 12, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 14007 (Alabama)
- **Sole proprietor:** No
## Practice location
- **Address:** 315 W HICKORY ST, Sylacauga, AL 35150-2913
- **Phone:** (256) 249-5700 · **Fax:** (256) 249-5029
## 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:** 11 organizations under Medicare reassignment (form CMS-855R): Nes Tennessee Inc (NPI 1720507635, Sylacauga, AL); Chelsea Urgent Care (NPI 1780977447, Chelsea, AL); Oak Mountain Group Services, LLC (NPI 1366840761, Birmingham, AL); Trinity Emergency Physicians, LLC (NPI 1487669016, Birmingham, AL); Brookwood Internists PC (NPI 1316056328, Birmingham, AL); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Alabama School Of Medicine, class of 1987
## Record status
- **NPPES last updated:** February 6, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1164447389) · Data from the CMS NPPES public registry.