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Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Timothy De Guzman, OTA

Occupational Therapy Assistant in Newark, NJ · enumerated 2020.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1316553852

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Registry record

Entity type Individual (Type 1)
Name Timothy De Guzman
Credential OTA
Sex Male
Practice address Newark, NJ, 07114
Phone (929) 333-0882
Fax (973) 732-3981
Enumeration date Sep 21, 2020
Last updated in NPPES Sep 21, 2020

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

224Z00000X Occupational Therapy Assistant Respiratory, Developmental, Rehabilitative and Restorative Service Providers 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.

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Frequently asked questions

What is the NPI number for Timothy De Guzman?
The National Provider Identifier (NPI) for Timothy De Guzman is 1316553852, a Type 1 (individual) record in the CMS NPPES registry.
Where does Timothy De Guzman practice?
The practice location on file with NPPES is in Newark, NJ. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-09-21.