IndividualActive
Claire Mariano-Sergus, LMSW
NPI 1275107815 · Clinical Social Worker · Dewitt, MI
Claire Mariano-Sergus, LMSW is a Clinical Social Worker provider in Dewitt, MI (NPI 1275107815).
Provider details
- NPI number
- 1275107815
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
3505 W Clark Rd
Dewitt, MI 48820-9414
Phone: (989) 860-2931
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 577
Dewitt, MI 48820-0577
Registry dates
- Enumerated
- 2021-05-18
- Last updated
- 2025-03-06
- Certified
- 2025-03-06
Frequently asked questions
- What is Claire Mariano-Sergus's NPI number?
- Claire Mariano-Sergus's National Provider Identifier (NPI) is 1275107815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claire Mariano-Sergus's specialty?
- Claire Mariano-Sergus is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Claire Mariano-Sergus located?
- Claire Mariano-Sergus's practice location on file with NPPES is 3505 W Clark Rd, Dewitt, MI 48820-9414.
- What is Claire Mariano-Sergus's phone number?
- The practice phone number listed in the NPPES registry for Claire Mariano-Sergus is (989) 860-2931.
- Is Claire Mariano-Sergus's NPI active?
- Yes — Claire Mariano-Sergus's NPI (1275107815) is active in the NPPES registry as of the last update on 2025-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.