Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ann Gwendolyn Brock, OTR
Occupational Therapist in Clio, MI · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1861634339
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Registry record
Entity type Individual (Type 1)
Name Ann Gwendolyn Brock
Credential OTR
Sex Female
Practice address 13220 Tuscola Rd, Clio, MI, 48420
Phone (989) 295-6928
Enumeration date Mar 30, 2009
Last updated in NPPES Mar 30, 2009
Taxonomy & licenses
225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License L1329297 (MI) 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
Where does Ann Brock practice?
The practice location on file with NPPES is in Clio, MI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ann Brock?
The National Provider Identifier (NPI) for Ann Brock is 1861634339, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-03-30.