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

Mark John Souris

Organization Clinical Psychologist · NPI 1215381918

Mark John Souris is a Clinical Psychologist in Tarzana, California. Licensed in California. Registered with an NPI since 2016.

Licensed in
CA
In the registry since
2016

Practice location Address checks out

18757 Burbank Blvd Ste 125
Tarzana, CA 91356-3375
Phone: (818) 635-9705
Fax: (818) 881-5504
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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 14283 (CA)

Record details

NPI number1215381918
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Souris — Owner · (818) 635-9705
NPI enumeratedApril 19, 2016
Last updated in NPPESApril 19, 2016
Mailing address19701 Tuba St, Chatsworth, CA 91311-3547

Other providers in Tarzana