Gregory Nelson
NPI 1205253556 · Addiction (Substance Use Disorder) Counselor · Appleton, WI
Gregory Nelson is a Addiction (Substance Use Disorder) Counselor provider in Appleton, WI (NPI 1205253556).
Provider details
- NPI number
- 1205253556
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 15767-131 (WI)
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
12 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
- 2014-03-25
- Last updated
- 2014-03-25
Frequently asked questions
- What is Gregory Nelson's NPI number?
- Gregory Nelson's National Provider Identifier (NPI) is 1205253556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Nelson's specialty?
- Gregory Nelson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Gregory Nelson located?
- Gregory Nelson's practice location on file with NPPES is 607 W 7th St, Appleton, WI 54911-5923.
- What is Gregory Nelson's phone number?
- The practice phone number listed in the NPPES registry for Gregory Nelson is (920) 739-3235.
- Is Gregory Nelson's NPI active?
- Yes — Gregory Nelson's NPI (1205253556) is active in the NPPES registry as of the last update on 2014-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.