Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Allison Hartsock Williams, PSY.D.
Clinical Psychologist in Durham, NC · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1760583090
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Registry record
Entity type Individual (Type 1)
Name Dr. Allison Hartsock Williams
Credential PSY.D.
Sex Female
Practice address 249 E Nc Highway 54 Ste 320, Durham, NC, 27713
Phone (919) 907-3334
Enumeration date Sep 26, 2006
Last updated in NPPES Apr 7, 2026
Taxonomy & licenses
103TC0700X Clinical Psychologist Behavioral Health & Social Service Providers · License 3799 (NC) Primary
PSYD · Doctor of Psychology: A clinical doctorate in psychology focused on professional practice.
About the PSYD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 6107465 | Medicaid | NC | - |
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.
Frequently asked questions
What is the NPI number for Allison Williams?
The National Provider Identifier (NPI) for Allison Williams is 1760583090, a Type 1 (individual) record in the CMS NPPES registry.
Where does Allison Williams practice?
The practice location on file with NPPES is in Durham, NC. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → B&D Integrated Health Services Family Medicine Physician · Durham, NC NPI 1215022926 Anthony Reid Clinical Social Worker · Durham, NC NPI 1508910696 B&D Integrated Health Services Federally Qualified Health Center (FQHC) · Durham, NC NPI 1952437790 Sonja White Family Nurse Practitioner · Durham, NC NPI 1962702480 Joshua Heying Clinical Social Worker · Durham, NC NPI 1639622327 Rodolfo Crooks Clinical Social Worker · Durham, NC NPI 1801306121 Akela Yarn Mental Health Counselor · Durham, NC NPI 1952812281 Virginia Woolfson Nurse Practitioner · Durham, NC NPI 1336653948
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-04-07.