William Ferguson, MD
NPI 1821190729 · Pulmonary Disease Physician · Anniston, AL
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Ferguson, MD is a Pulmonary Disease Physician provider in Anniston, AL (NPI 1821190729).
Provider details
- NPI number
- 1821190729
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 15223 (AL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-09-01
- Last updated
- 2014-02-05
Frequently asked questions
- What is William Ferguson's NPI number?
- William Ferguson's National Provider Identifier (NPI) is 1821190729, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ferguson's specialty?
- William Ferguson is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Ferguson located?
- William Ferguson's practice location on file with NPPES is 901 Leighton Ave, Anniston, AL 36207.
- What is William Ferguson's phone number?
- The practice phone number listed in the NPPES registry for William Ferguson is (256) 237-8811.
- Does William Ferguson accept Medicare?
- William Ferguson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Ferguson's NPI active?
- Yes — William Ferguson's NPI (1821190729) is active in the NPPES registry as of the last update on 2014-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.