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

Mary L Pierce

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1780421685

Mary L Pierce is an Addiction (Substance Use Disorder) Counselor in Grants Pass, Oregon. Practices as a sole proprietor. Registered with an NPI since 2024.

In the registry since
2024
Specialties on file
2

Practice location Address checks out

2924 Lowr River RD
Grants Pass, OR 97526-9021
Phone: (541) 244-8858
Show map & directions

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

Specialties & licences

Peer Specialist (primary) Taxonomy 175T00000X
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X

Record details

NPI number1780421685
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedJuly 9, 2024
Last updated in NPPESJuly 11, 2024
Certification dateJuly 11, 2024
Mailing address2924 Lower River Rd, Grants Pass, OR 97526-9021

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