Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mrs. Mark A Hanley, OD
Optometrist in Arlington, TX · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1205827177
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Registry record
Entity type Individual (Type 1)
Name Mrs. Mark A Hanley
Credential OD
Sex Male
Practice address 3810 S Cooper St, Suite 120, Arlington, TX, 76015
Phone (817) 557-3952
Fax (817) 557-1030
Enumeration date Oct 31, 2005
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
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
Where does Mark Hanley practice?
The practice location on file with NPPES is in Arlington, TX. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mark Hanley?
The National Provider Identifier (NPI) for Mark Hanley is 1205827177, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.