Marie Kerwin, LMSW
NPI 1255431581 · Clinical Social Worker · Troy, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marie Kerwin, LMSW is a Clinical Social Worker provider in Troy, MI (NPI 1255431581).
Provider details
- NPI number
- 1255431581
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 680106514 (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
19 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
- 2006-09-25
- Last updated
- 2021-03-28
- Certified
- 2021-03-28
Frequently asked questions
- What is Marie Kerwin's NPI number?
- Marie Kerwin's National Provider Identifier (NPI) is 1255431581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marie Kerwin's specialty?
- Marie Kerwin is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marie Kerwin located?
- Marie Kerwin's practice location on file with NPPES is 2825 Livernois Rd, Troy, MI 48083-1214.
- What is Marie Kerwin's phone number?
- The practice phone number listed in the NPPES registry for Marie Kerwin is (248) 680-2060.
- Does Marie Kerwin accept Medicare?
- Marie Kerwin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marie Kerwin's NPI active?
- Yes — Marie Kerwin's NPI (1255431581) is active in the NPPES registry as of the last update on 2021-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.