Collier Williams, MD
NPI 1205455979 · Anesthesiology Physician · Birmingham, AL
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Collier Williams, MD is a Anesthesiology Physician provider in Birmingham, AL (NPI 1205455979).
Provider details
- NPI number
- 1205455979
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 42948 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-04-13
- Last updated
- 2024-07-18
- Certified
- 2024-07-18
Frequently asked questions
- What is Collier Williams's NPI number?
- Collier Williams's National Provider Identifier (NPI) is 1205455979, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Collier Williams's specialty?
- Collier Williams is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Collier Williams located?
- Collier Williams's practice location on file with NPPES is 810 Saint Vincents Dr, Birmingham, AL 35205-1601.
- What is Collier Williams's phone number?
- The practice phone number listed in the NPPES registry for Collier Williams is (205) 939-7000.
- Does Collier Williams accept Medicare?
- Collier Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Collier Williams's NPI active?
- Yes — Collier Williams's NPI (1205455979) is active in the NPPES registry as of the last update on 2024-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.