William Hahn, MD
NPI 1487778866 · Family Medicine Physician · Huntsville, AL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Hahn, MD is a Family Medicine Physician provider in Huntsville, AL (NPI 1487778866).
Provider details
- NPI number
- 1487778866
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 13961 (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
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
- 2007-03-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Hahn's NPI number?
- William Hahn's National Provider Identifier (NPI) is 1487778866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Hahn's specialty?
- William Hahn is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Hahn located?
- William Hahn's practice location on file with NPPES is 2332 Whitesburg Dr S, Huntsville, AL 35801-3818.
- What is William Hahn's phone number?
- The practice phone number listed in the NPPES registry for William Hahn is (256) 534-2992.
- Does William Hahn accept Medicare?
- William Hahn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Hahn's NPI active?
- Yes — William Hahn's NPI (1487778866) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.