Daniel Grellinger
NPI 1265203491 · Addiction (Substance Use Disorder) Counselor · West Allis, WI
Daniel Grellinger is a Addiction (Substance Use Disorder) Counselor provider in West Allis, WI (NPI 1265203491).
Provider details
- NPI number
- 1265203491
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 19712 (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
2 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
- 2024-01-16
- Last updated
- 2024-01-16
- Certified
- 2024-01-16
Frequently asked questions
- What is Daniel Grellinger's NPI number?
- Daniel Grellinger's National Provider Identifier (NPI) is 1265203491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Grellinger's specialty?
- Daniel Grellinger is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Daniel Grellinger located?
- Daniel Grellinger's practice location on file with NPPES is 2814 S 108th St, West Allis, WI 53227-3224.
- What is Daniel Grellinger's phone number?
- The practice phone number listed in the NPPES registry for Daniel Grellinger is (414) 885-3525.
- Is Daniel Grellinger's NPI active?
- Yes — Daniel Grellinger's NPI (1265203491) is active in the NPPES registry as of the last update on 2024-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.