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

Mr. Mark Allen Messerer, SUDCC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1790841682

Mr. Mark Allen Messerer, SUDCC is an Addiction (Substance Use Disorder) Counselor in Martinez, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2006
Specialties on file
2

Practice location Address checks out

1220 Morello Ave
Martinez, CA 94553-4707
Phone: (925) 335-3330
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 · Licence M0102271028 (CA)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X

Record details

NPI number1790841682
Entity typeIndividual (Type 1)
GenderMale
Credentials SUDCC
Sole proprietorYes
NPI enumeratedDecember 28, 2006
Last updated in NPPESMarch 27, 2023
Certification dateMarch 27, 2023

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