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Darby Marshall
NPI 1740786003 · Mental Health Counselor · Vancouver, WA
Darby Marshall is a Mental Health Counselor provider in Vancouver, WA (NPI 1740786003).
Provider details
- NPI number
- 1740786003
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(62/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
83% 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
1601 E Fourth Plain Blvd Bldg 17
Vancouver, WA 98661-3717
Phone: (360) 397-8484
Fax: (360) 397-8494
Street-level locationGet directions
Mailing address
Po Box 1845
Vancouver, WA 98668-1845
Registry dates
- Enumerated
- 2018-04-04
- Last updated
- 2018-04-04
Frequently asked questions
- What is Darby Marshall's NPI number?
- Darby Marshall's National Provider Identifier (NPI) is 1740786003, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darby Marshall's specialty?
- Darby Marshall is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Darby Marshall located?
- Darby Marshall's practice location on file with NPPES is 1601 E Fourth Plain Blvd Bldg 17, Vancouver, WA 98661-3717.
- What is Darby Marshall's phone number?
- The practice phone number listed in the NPPES registry for Darby Marshall is (360) 397-8484.
- Is Darby Marshall's NPI active?
- Yes — Darby Marshall's NPI (1740786003) is active in the NPPES registry as of the last update on 2018-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.