John Mack, BA, CDP
NPI 1952463234 · Addiction (Substance Use Disorder) Counselor · Seattle, WA
John Mack, BA, CDP is a Addiction (Substance Use Disorder) Counselor provider in Seattle, WA (NPI 1952463234).
Provider details
- NPI number
- 1952463234
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- BA, CDP
- Sex
- Male
- Sole proprietor
- Yes
- License
- CP 00002940 (WA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
19 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
- 2006-12-14
- Last updated
- 2017-01-23
Frequently asked questions
- What is John Mack's NPI number?
- John Mack's National Provider Identifier (NPI) is 1952463234, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mack's specialty?
- John Mack is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is John Mack located?
- John Mack's practice location on file with NPPES is 1600 E Olive St, Seattle, WA 98122-2735.
- What is John Mack's phone number?
- The practice phone number listed in the NPPES registry for John Mack is (206) 302-2200.
- Is John Mack's NPI active?
- Yes — John Mack's NPI (1952463234) is active in the NPPES registry as of the last update on 2017-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.