Karen O'Strander, LMSW
NPI 1194158782 · Clinical Social Worker · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen O'Strander, LMSW is a Clinical Social Worker provider in Grand Rapids, MI (NPI 1194158782).
Provider details
- NPI number
- 1194158782
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6802087659 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
- 2013-08-19
- Last updated
- 2019-06-20
Frequently asked questions
- What is Karen O'Strander's NPI number?
- Karen O'Strander's National Provider Identifier (NPI) is 1194158782, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen O'Strander's specialty?
- Karen O'Strander is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Karen O'Strander located?
- Karen O'Strander's practice location on file with NPPES is 385 Leonard St Ne, Grand Rapids, MI 49503-1129.
- What is Karen O'Strander's phone number?
- The practice phone number listed in the NPPES registry for Karen O'Strander is (616) 226-2868.
- Does Karen O'Strander accept Medicare?
- Karen O'Strander is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen O'Strander's NPI active?
- Yes — Karen O'Strander's NPI (1194158782) is active in the NPPES registry as of the last update on 2019-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.