William Gaines, MD
NPI 1104503226 · Anesthesiology Physician · Charleston, SC
Enrolled with Medicare as Order and Referring Only - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Gaines, MD is a Anesthesiology Physician provider in Charleston, SC (NPI 1104503226).
Provider details
- NPI number
- 1104503226
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- LL90425 (SC)
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
2 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
- 2023-06-30
- Last updated
- 2023-06-30
- Certified
- 2023-05-02
Frequently asked questions
- What is William Gaines's NPI number?
- William Gaines's National Provider Identifier (NPI) is 1104503226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Gaines's specialty?
- William Gaines is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Gaines located?
- William Gaines's practice location on file with NPPES is 171 Ashley Ave, Charleston, SC 29425-0100.
- What is William Gaines's phone number?
- The practice phone number listed in the NPPES registry for William Gaines is (843) 792-1414.
- Does William Gaines accept Medicare?
- William Gaines is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Gaines's NPI active?
- Yes — William Gaines's NPI (1104503226) is active in the NPPES registry as of the last update on 2023-06-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.