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

Dr. Bruce L. Thiessen, PHD

Individual provider Clinical Psychologist · NPI 1841541984

Dr. Bruce L. Thiessen, PHD is a Clinical Psychologist in LA Mesa, California. Qualified in 1990, 36 years ago. Practices with Memory Check Psychological Services, a Professional Corporation, a 80-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
36
Licensed in
CA
In the registry since
2012
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

8360 University Ave
LA Mesa, CA 91942-9374
Phone: (619) 713-2622
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY14259 (CA)

Record details

NPI number1841541984
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedSeptember 28, 2012
Last updated in NPPESSeptember 28, 2012
Mailing address8360 University Ave, La Mesa, CA 91942-9374

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Memory Check Psychological Services, A Professional Corporation — 80 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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