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

MS. Marcia Berkeland Oltrogge, MA, CADC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1194885533

MS. Marcia Berkeland Oltrogge, MA, CADC is an Addiction (Substance Use Disorder) Counselor in Decorah, Iowa. Licensed in Iowa. Registered with an NPI since 2006.

Licensed in
IA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MA — Master of Arts
A graduate arts degree.
CADC — Certified Alcohol and Drug Counselor
A certified addiction counsellor.

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Practice location Address checks out

905 Montgomery St
Decorah, IA 52101-2325
Phone: (563) 382-3649
Fax: (563) 382-8183
Show map & directions

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

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 95147 (IA)

Record details

NPI number1194885533
Entity typeIndividual (Type 1)
GenderFemale
Credentials MA , CADC
Sole proprietorNo
NPI enumeratedDecember 8, 2006
Last updated in NPPESSeptember 11, 2025

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