Gary Mccullough, CDP
NPI 1720256555 · Addiction (Substance Use Disorder) Counselor · Mukilteo, WA
Gary Mccullough, CDP is a Addiction (Substance Use Disorder) Counselor provider in Mukilteo, WA (NPI 1720256555).
Provider details
- NPI number
- 1720256555
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CDP
- Sex
- Male
- Sole proprietor
- Yes
- License
- CP00001723 (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
- 2008-02-14
- Last updated
- 2014-03-12
Frequently asked questions
- What is Gary Mccullough's NPI number?
- Gary Mccullough's National Provider Identifier (NPI) is 1720256555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Mccullough's specialty?
- Gary Mccullough is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Gary Mccullough located?
- Gary Mccullough's practice location on file with NPPES is 627 5th St, Mukilteo, WA 98275-1580.
- What is Gary Mccullough's phone number?
- The practice phone number listed in the NPPES registry for Gary Mccullough is (425) 290-5757.
- Is Gary Mccullough's NPI active?
- Yes — Gary Mccullough's NPI (1720256555) is active in the NPPES registry as of the last update on 2014-03-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.