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Dr. Deirdre Sams Williams, DDS

Dr. Deirdre Sams Williams is a Pediatric Dentistry provider (Dentist) practicing in Charleston, SC, registered in the NPPES registry with NPI 1104978741 since 2007. The credential DDS stands for Doctor of Dental Surgery.

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NPI 1104978741
Entity type Individual (Type 1)
Name Dr. Deirdre Sams Williams
Credential DDS
Sex Female
Practice address 171 ASHLEY AVE, Charleston, SC, 29425
Phone 8437921414
Enumeration date 2007-01-16
Last updated in NPPES 2019-08-28

Taxonomy & licenses

Taxonomy code Specialty Primary License State
1223P0221X Pediatric Dentistry Primary 3484 SC

DDS — Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

Other identifiers

Identifier Type State Issuer
Z34847 Medicaid SC
Copy-ready billing details
Provider: Deirdre Williams, DDS
NPI: 1104978741
Taxonomy: 1223P0221X (Pediatric Dentistry)
Address: 171 ASHLEY AVE, Charleston, SC, 29425

Other providers at this practice address

NPI Name Type Specialty Location
1730005216 Alex Cole Individual Internal Medicine Physician Charleston, SC
1164348686 Julia Keeling Individual Registered Nurse Charleston, SC
1881510196 Bailey Slawin Individual Urology Physician Charleston, SC
1417874603 Elizabeth Blalock Individual Neurology Physician Charleston, SC
1497680110 Vincent Huynh Individual Acute Care Nurse Practitioner Charleston, SC
1245157171 Caitlin Clark Individual Occupational Therapist Charleston, SC
1881511681 Kelsey Arroyo Individual Psychologist Charleston, SC
1710980453 Robert Miller Individual Pulmonary Disease Physician Charleston, SC

Verify this record

Cross-check NPI 1104978741 against the authoritative CMS record: view Dr. Deirdre Sams Williams on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Deirdre Williams practice?
The practice location on file with NPPES is in Charleston, SC. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Deirdre Williams?
The National Provider Identifier (NPI) for Deirdre Williams is 1104978741, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2019-08-28.