Hollis Tsoi, PSY.D

NPI 1588919377 · on the registry since 2012 · sole proprietor

Practice

Address: 5838 Edison Pl Ste 100
Carlsbad, CA 92008
Phone: (626) 272-4967
Organisation at this address: Maxim Health Care
Maxim Healthcare Services
Outpatient Behavioral Health Services Of Iowa, P.C.
Outpatient Behavioral Health Services Of Arizona, P.C.
Outpatient Behavioral Health Services Of Wisconsin, S.C.
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 28

Registry record

Primary taxonomy: 103TC0700X
103TC0700X
Licence states on file: CA
From the registry's licence fields, which are often incomplete.
Sex: Male
Record last updated: 2025-07-21

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in California