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

Ashlyn Olson, MS, TLLP

Individual provider Psychologist · NPI 1154174928

Ashlyn Olson, MS, TLLP is a Psychologist in Fenton, Michigan. Licensed in Michigan. Registered with an NPI since 2024.

Licensed in
MI
In the registry since
2024
What do these letters mean?
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

127 N River St
Fenton, MI 48430-3800
Phone: (810) 309-9355
Fax: (810) 750-1152
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 6362009919 (MI)

Record details

NPI number1154174928
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , TLLP
Sole proprietorNo
NPI enumeratedApril 10, 2024
Last updated in NPPESApril 10, 2024
Certification dateApril 10, 2024
Mailing address127 N River St, Fenton, MI 48430-3800

Other providers in Fenton