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

Mark S Grimm, LCSW LLC

Organization Clinical Social Worker · NPI 1912248139

Mark S Grimm, LCSW LLC is a Clinical Social Worker in Golden, Colorado. Licensed in Colorado. Registered with an NPI since 2013.

Licensed in
CO
In the registry since
2013
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1707 Cole Blvd Ste 250
Golden, CO 80401-3220
Phone: (303) 716-8013
Fax: (303) 763-5495
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 985017 (CO)

Record details

NPI number1912248139
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Grimm — Owner · (303) 716-8013
NPI enumeratedMarch 13, 2013
Last updated in NPPESMarch 13, 2013
Mailing address1707 Cole Blvd, Suite 250, Golden, CO 80401-3220

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