Luke Marsy, LMSW
NPI 1740759364 · Clinical Social Worker · Grand Rapids, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Luke Marsy, LMSW is a Clinical Social Worker provider in Grand Rapids, MI (NPI 1740759364).
Provider details
- NPI number
- 1740759364
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 6801106659 (MI)
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
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 3950 Sparks Dr Se Ste 103Grand Rapids, MI 49546-6159Phone: (517) 882-3732
Registry dates
- Enumerated
- 2018-11-14
- Last updated
- 2025-08-13
- Certified
- 2025-08-13
Frequently asked questions
- What is Luke Marsy's NPI number?
- Luke Marsy's National Provider Identifier (NPI) is 1740759364, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Luke Marsy's specialty?
- Luke Marsy is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Luke Marsy located?
- Luke Marsy's practice location on file with NPPES is 300 68th St Se, Grand Rapids, MI 49548-6927.
- What is Luke Marsy's phone number?
- The practice phone number listed in the NPPES registry for Luke Marsy is (616) 455-5000.
- Does Luke Marsy accept Medicare?
- Luke Marsy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Luke Marsy's NPI active?
- Yes — Luke Marsy's NPI (1740759364) is active in the NPPES registry as of the last update on 2025-08-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.