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

Gruppen Psychology Services LLC

Organization Clinical Psychologist · NPI 1710673348

Gruppen Psychology Services LLC is a Clinical Psychologist in Grand Rapids, Michigan. Registered with an NPI since 2023.

In the registry since
2023
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

655 Kenmoor Ave SE # 303
Grand Rapids, MI 49546-8622
Phone: (734) 649-7906
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X

Record details

NPI number1710673348
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Timothy Gruppen — Owner · (734) 649-7906
NPI enumeratedApril 17, 2023
Last updated in NPPESJuly 27, 2023
Certification dateJuly 27, 2023
Mailing addressPo Box 140241, Grand Rapids, MI 49514-0241

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