William Callahan, MD
William Callahan, MD holds NPI 1356344535, with a primary taxonomy of specialist and a practice location in Gainesville, GA. The number was issued on May 23, 2005 and the NPPES record was last updated on May 29, 2008.
This record hasn't been updated in NPPES since 2008. Details may be out of date.
Taxonomies and licenses
| Taxonomy | Code | License |
|---|---|---|
| Specialist Primary | 174400000X | 14469 (GA) |
Practice location
Local context
Active NPPES records list 95 providers with specialist as the primary taxonomy within 25 miles of this practice location's ZIP code, 22 of them within 10 miles.
The same primary taxonomy is listed by 1,873 in Georgia and 89,620 nationwide.
These are counts from NPPES records, not a ranking or recommendation. Distances are measured between ZIP code centers, not street addresses.
Record history
- Name on record
- William Thomas Callahan
- Status
- Active
- NPI issued
- Last updated in NPPES
Is this your record? Updates are made through NPPES, the official National Plan and Provider Enumeration System.
NPPES data as of · Source: CMS NPPES
Building software? Fetch this NPI programmatically with the NPILayer Provider API.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://api.npilayer.com/v1/providers/1356344535"