David Alexander, CDP
NPI 1619401973 · Addiction (Substance Use Disorder) Counselor · Everett, WA
David Alexander, CDP is a Addiction (Substance Use Disorder) Counselor provider in Everett, WA (NPI 1619401973).
Provider details
- NPI number
- 1619401973
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CDP
- Sex
- Male
- Sole proprietor
- No
- License
- CP60619479 (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
9 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
- 2017-04-13
- Last updated
- 2017-04-13
Frequently asked questions
- What is David Alexander's NPI number?
- David Alexander's National Provider Identifier (NPI) is 1619401973, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Alexander's specialty?
- David Alexander is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is David Alexander located?
- David Alexander's practice location on file with NPPES is 10905 3rd Ave Se, Everett, WA 98208-7020.
- What is David Alexander's phone number?
- The practice phone number listed in the NPPES registry for David Alexander is (425) 422-4512.
- Is David Alexander's NPI active?
- Yes — David Alexander's NPI (1619401973) is active in the NPPES registry as of the last update on 2017-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.