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

Mario Marcos Simon

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1801451588

Mario Marcos Simon is an Addiction (Substance Use Disorder) Counselor in El Cajon, California. Practices as a sole proprietor. Registered with an NPI since 2019.

In the registry since
2019

Practice location Address checks out

1400 N Johnson Ave Ste 101
El Cajon, CA 92020-1651
Phone: (619) 442-0277
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X

Record details

NPI number1801451588
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 7, 2019
Last updated in NPPESMay 7, 2019
Mailing address1400 N Johnson Ave Ste 101, El Cajon, CA 92020-1651

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