OrganizationActive
A1 Venture LLC
NPI 1679190151 · Case Management Agency · Alpena, MI
Provider details
- NPI number
- 1679190151
- Entity type
- Organization
- Primary specialty
- Case Management AgencyAgencies
- Organization subpart
- No
- Authorized official
- Katherine Witkowski, Founder(989) 340-1645
Specialties & taxonomies
Agencies
- Social Worker104100000X
Behavioral Health & Social Service Providers
Profile Score
Established profile(64/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
112 W Chisholm St
Alpena, MI 49707-2446
Phone: (989) 340-1645
Street-level locationGet directions
Mailing address
350 N 2nd Ave Unit 678
Alpena, MI 49707-6229
Other names (DBA / former)
- Doing business as
- A1 Case Management
Registry dates
- Enumerated
- 2020-06-30
- Last updated
- 2020-07-17
- Certified
- 2020-07-17
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.