Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Michael S Castillo, P.T.
Physical Therapist in Manteca, CA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1801918891
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Registry record
Entity type Individual (Type 1)
Name Michael S Castillo
Credential P.T.
Sex Male
Practice address 1777 W Yosemite Ave, Manteca, CA, 95337
Phone (209) 825-3696
Fax (209) 825-3697
Enumeration date Apr 3, 2007
Last updated in NPPES Sep 10, 2008
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License PT19080 (CA) Primary
PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation.
About the PT credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| PT19080 | Other | CA | LICENSE |
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 Michael Castillo practice?
The practice location on file with NPPES is in Manteca, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Michael Castillo?
The National Provider Identifier (NPI) for Michael Castillo is 1801918891, 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 2008-09-10.