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Hands on Ot

Hands on Ot is a healthcare organization registered as Hand Occupational Therapist in Santa Monica, CA, holding Type 2 (organization) NPI 1639443906 since 2012. The authorized official on file is Paul Gerstenfeld, Owner, Therapist.

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NPI 1639443906
Entity type Organization (Type 2)
Legal business name Hands on Ot
Practice address 137 BAY ST UNIT 1, Santa Monica, CA, 90405
Phone 3103968564
Fax 3103960052
Enumeration date 2012-03-02
Last updated in NPPES 2017-03-23

Authorized official

Name Paul Gerstenfeld
Title Owner, Therapist
Phone 6194172187

Taxonomy & classification

Taxonomy code Specialty Primary License State
225XN1300X Neurorehabilitation Occupational Therapist Secondary OT4713 CA
225000000X Orthotic Fitter Secondary OT4713 CA
225XE1200X Ergonomics Occupational Therapist Secondary OT4713 CA
2251H1200X Hand Physical Therapist Secondary PT292560 CA
225100000X Physical Therapist Secondary PT292560 CA
2251X0800X Orthopedic Physical Therapist Secondary PT292560 CA
225XH1200X Hand Occupational Therapist Primary OT4713 CA

Other identifiers

Identifier Type State Issuer
ZZZ75005Y Other CA BLUE SHIELD PIN
PT292560 Other CA PT LICENSE
Copy-ready billing details
Provider: Hands on Ot
NPI: 1639443906
Taxonomy: 225XH1200X (Hand Occupational Therapist)
Address: 137 BAY ST UNIT 1, Santa Monica, CA, 90405

Providers at this address

NPI Name Type Specialty Location
1134591183 Jamie Rosenblum Individual Hand Occupational Therapist Santa Monica, CA

Verify this record

Cross-check NPI 1639443906 against the authoritative CMS record: view Hands on Ot on the official NPPES registry .

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. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Hands on Ot?
The NPI for Hands on Ot is 1639443906, a Type 2 (organization) record in the CMS NPPES registry.
Who is the authorized official for Hands on Ot?
NPPES lists Paul Gerstenfeld (Owner, Therapist) as the authorized official for this organization.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2017-03-23.