Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Shawn Callahan, DDS

Individual provider Dentist · NPI 1063636827

William Shawn Callahan, DDS is a Dentist in Huntsville, Alabama. Practices as a sole proprietor. Licensed in Alabama.

Licensed in
AL
In the registry since
2007
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Practice location Address checks out

2045 Cecil Ashburn Dr SE Ste 203
Huntsville, AL 35802-2564
Phone: (256) 885-0225
Fax: (256) 885-0128
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 5176 (AL)

Record details

NPI number1063636827
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedApril 12, 2007
Last updated in NPPESJuly 8, 2007
Mailing address2045 Cecil Ashburn Dr Se Ste 203, Huntsville, AL 35802-2564

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