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

Mr. Marvin Duglas Thiem

Individual provider Case Management Agency · NPI 1790009637

Mr. Marvin Duglas Thiem is a Case Management Agency in Temecula, California. Practices as a sole proprietor. Registered with an NPI since 2010.

In the registry since
2010
Claim this listing Report a problem Suggest an edit

Practice location Address checks out

41002 County Center Dr
Temecula, CA 92591-6027
Phone: (951) 600-6360
Fax: (951) 600-6365
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Case Management Agency (primary) Taxonomy 251B00000X

Record details

NPI number1790009637
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMarch 22, 2010
Last updated in NPPESMarch 22, 2010

Other providers in Temecula