IndividualActive
Jeffrey Sarnacki, LMSW
NPI 1215590732 · Social Worker · Grand Rapids, MI
Jeffrey Sarnacki, LMSW is a Social Worker provider in Grand Rapids, MI (NPI 1215590732).
Provider details
- NPI number
- 1215590732
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 6801095953 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
310 Lafayette Ave Se Ste 410
Grand Rapids, MI 49503-4693
Phone: (616) 685-8200
Fax: (616) 685-8202
Street-level locationGet directions
Mailing address
310 Lafayette Ave Se Ste 410
Grand Rapids, MI 49503-4693
Registry dates
- Enumerated
- 2019-04-19
- Last updated
- 2019-04-19
Frequently asked questions
- What is Jeffrey Sarnacki's NPI number?
- Jeffrey Sarnacki's National Provider Identifier (NPI) is 1215590732, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jeffrey Sarnacki's specialty?
- Jeffrey Sarnacki is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Jeffrey Sarnacki located?
- Jeffrey Sarnacki's practice location on file with NPPES is 310 Lafayette Ave Se Ste 410, Grand Rapids, MI 49503-4693.
- What is Jeffrey Sarnacki's phone number?
- The practice phone number listed in the NPPES registry for Jeffrey Sarnacki is (616) 685-8200.
- Is Jeffrey Sarnacki's NPI active?
- Yes — Jeffrey Sarnacki's NPI (1215590732) is active in the NPPES registry as of the last update on 2019-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.