Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Sin Yi Mak, MS, OTR/L

Individual provider Occupational Therapist · NPI 1427550961

Sin Yi Mak, MS, OTR/L is an Occupational Therapist in San Diego, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2018
What do these letters mean?
MS — Master of Science
A graduate science degree.
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

6264 Ferris Sq
San Diego, CA 92121
Phone: (619) 940-4128
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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 OT18437 (CA)

Record details

NPI number1427550961
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , OTR/L
Sole proprietorYes
NPI enumeratedMarch 1, 2018
Last updated in NPPESMarch 1, 2018

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