Marcia Holthaus, BS, CDP
NPI 1366612871 · Addiction (Substance Use Disorder) Counselor · Clarkston, WA
Marcia Holthaus, BS, CDP is a Addiction (Substance Use Disorder) Counselor provider in Clarkston, WA (NPI 1366612871).
Provider details
- NPI number
- 1366612871
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- BS, CDP
- Sex
- Female
- Sole proprietor
- No
- License
- CP00005624 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-03-11
- Last updated
- 2008-03-11
Frequently asked questions
- What is Marcia Holthaus's NPI number?
- Marcia Holthaus's National Provider Identifier (NPI) is 1366612871, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcia Holthaus's specialty?
- Marcia Holthaus is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Marcia Holthaus located?
- Marcia Holthaus's practice location on file with NPPES is 900 7th St, Clarkston, WA 99403-2005.
- What is Marcia Holthaus's phone number?
- The practice phone number listed in the NPPES registry for Marcia Holthaus is (509) 758-3341.
- Is Marcia Holthaus's NPI active?
- Yes — Marcia Holthaus's NPI (1366612871) is active in the NPPES registry as of the last update on 2008-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.