Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Marianna Ladell Thorn, OTR/L

Individual provider Occupational Therapist · NPI 1700054749

Marianna Ladell Thorn, OTR/L is an Occupational Therapist in Palo Alto, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
What do these letters mean?
OTR/L — Occupational Therapist, Registered and Licensed
An occupational therapist who is both nationally registered and state licensed.

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Practice location Address checks out

725 Welch Rd
Palo Alto, CA 94304-1601
Phone: (650) 497-8751
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X · Licence 4119 (CA)

Record details

NPI number1700054749
Entity typeIndividual (Type 1)
GenderFemale
Credentials OTR/L
Sole proprietorYes
NPI enumeratedFebruary 12, 2008
Last updated in NPPESFebruary 12, 2008

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