IndividualActive
Joanna Karner
NPI 1295040830 · Social Worker · Howell, MI
Joanna Karner is a Social Worker provider in Howell, MI (NPI 1295040830).
Provider details
- NPI number
- 1295040830
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 6801089972 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
2280 E Grand River Ave
Howell, MI 48843-8503
Phone: (517) 546-4126
Fax: (517) 546-1300
Street-level locationGet directions
Mailing address
2280 E Grand River Ave
Howell, MI 48843-8503
Registry dates
- Enumerated
- 2010-08-06
- Last updated
- 2010-08-06
Frequently asked questions
- What is Joanna Karner's NPI number?
- Joanna Karner's National Provider Identifier (NPI) is 1295040830, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Karner's specialty?
- Joanna Karner is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Joanna Karner located?
- Joanna Karner's practice location on file with NPPES is 2280 E Grand River Ave, Howell, MI 48843-8503.
- What is Joanna Karner's phone number?
- The practice phone number listed in the NPPES registry for Joanna Karner is (517) 546-4126.
- Is Joanna Karner's NPI active?
- Yes — Joanna Karner's NPI (1295040830) is active in the NPPES registry as of the last update on 2010-08-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.