Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Tia Billy Crossley, LP
Psychologist in Dallas, TX · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1770968042
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Registry record
Entity type Individual (Type 1)
Name Dr. Tia Billy Crossley
Credential LP
Sex Female
Practice address 12800 Hillcrest Rd, Suite 216, Dallas, TX, 75230
Phone (972) 850-0715
Enumeration date Jul 28, 2015
Last updated in NPPES Jul 28, 2015
Taxonomy & licenses
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 Tia Crossley?
The National Provider Identifier (NPI) for Tia Crossley is 1770968042, a Type 1 (individual) record in the CMS NPPES registry.
Where does Tia Crossley practice?
The practice location on file with NPPES is in Dallas, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → John Edlin Mental Health Counselor · Dallas, TX NPI 1114936614 Jerry Gadol Clinical Social Worker · Dallas, TX NPI 1104928217 Adolescent Health Associates, P.A. Pediatric Adolescent Medicine Physician · Dallas, TX NPI 1972652600 Pervaiz Rahman, M.D. P.A. Gastroenterology Physician · Dallas, TX NPI 1629103015 Michael Brock Counselor · Dallas, TX NPI 1417290909 Hayley Fournier Clinical Psychologist · Dallas, TX NPI 1013394683 Sarah Keramati Professional Counselor · Dallas, TX NPI 1679057152
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-07-28.