Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Rebecca Cox
Social Worker in Washington, DC · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1588442750
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Rebecca Cox
Sex Female
Practice address 1436 U St Nw, Washington, DC, 20009
Phone (202) 765-3757
Enumeration date Sep 19, 2023
Last updated in NPPES Sep 19, 2023
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License LG200002604 (DC) Primary
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 Rebecca Cox?
The National Provider Identifier (NPI) for Rebecca Cox is 1588442750, a Type 1 (individual) record in the CMS NPPES registry.
Where does Rebecca Cox practice?
The practice location on file with NPPES is in Washington, DC. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Chandler Swope Clinical Social Worker · Washington, DC NPI 1053759076 Alaina Marshall Mental Health Counselor · Washington, DC NPI 1326622028 Lucy Truschel Social Worker · Washington, DC NPI 1235831637 Kiersten Morris Clinical Social Worker · Washington, DC NPI 1588342240 Tatisha West Social Worker · Washington, DC NPI 1336912898 Amira Krolow Mental Health Counselor · Washington, DC NPI 1972365633 Arie Parker Mental Health Counselor · Washington, DC NPI 1386463073 Ladonna Matchett Dance Therapist · Washington, DC NPI 1740002237
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-19.