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

Mark Christopher Seymour

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1770345308

Mark Christopher Seymour is an Addiction (Substance Use Disorder) Counselor in San Diego, California. Practices as a sole proprietor. Registered with an NPI since 2024.

In the registry since
2024

Practice location Address checks out

4141 Pacific Hwy
San Diego, CA 92110-2030
Phone: (619) 393-2000
Show map & directions

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 number1770345308
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJanuary 29, 2024
Last updated in NPPESJanuary 29, 2024
Certification dateJanuary 29, 2024

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