William Gaddis, BA, CDC I
NPI 1558836221 · Addiction (Substance Use Disorder) Counselor · Fairbanks, AK
William Gaddis, BA, CDC I is a Addiction (Substance Use Disorder) Counselor provider in Fairbanks, AK (NPI 1558836221).
Provider details
- NPI number
- 1558836221
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- BA, CDC I
- Sex
- Male
- Sole proprietor
- No
- License
- 4350 (AK)
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
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1717 W Cowles StFairbanks, AK 99701-5926Phone: (907) 452-8251
Registry dates
- Enumerated
- 2018-10-09
- Last updated
- 2019-04-18
Frequently asked questions
- What is William Gaddis's NPI number?
- William Gaddis's National Provider Identifier (NPI) is 1558836221, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Gaddis's specialty?
- William Gaddis is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is William Gaddis located?
- William Gaddis's practice location on file with NPPES is 122 1st Ave Ste 600, Fairbanks, AK 99701-4899.
- What is William Gaddis's phone number?
- The practice phone number listed in the NPPES registry for William Gaddis is (907) 459-3800.
- Is William Gaddis's NPI active?
- Yes — William Gaddis's NPI (1558836221) is active in the NPPES registry as of the last update on 2019-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.