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

Mark Zellner, MS

Individual provider Mental Health Counselor · NPI 1770430811

Mark Zellner, MS is a Mental Health Counselor in Adrian, Michigan. Practices as a sole proprietor. Licensed in Michigan.

Licensed in
MI
In the registry since
2026
What do these letters mean?
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

142 E Maumee St
Adrian, MI 49221-2735
Phone: (517) 442-2991
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence 6451024862 (MI)

Record details

NPI number1770430811
Entity typeIndividual (Type 1)
GenderMale
Credentials MS
Sole proprietorYes
NPI enumeratedMarch 16, 2026
Last updated in NPPESMarch 16, 2026
Certification dateMarch 16, 2026
Mailing address143 Union St, Hillsdale, MI 49242-1331

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