Michael Marrero, LCSW
NPI 1821558354 · Clinical Social Worker · East Hartford, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Marrero, LCSW is a Clinical Social Worker provider in East Hartford, CT (NPI 1821558354).
Provider details
- NPI number
- 1821558354
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 010525 (CT)
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
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
- 2019-03-21
- Last updated
- 2019-03-21
Frequently asked questions
- What is Michael Marrero's NPI number?
- Michael Marrero's National Provider Identifier (NPI) is 1821558354, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Marrero's specialty?
- Michael Marrero is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Michael Marrero located?
- Michael Marrero's practice location on file with NPPES is 281 Main St, East Hartford, CT 06118-1823.
- What is Michael Marrero's phone number?
- The practice phone number listed in the NPPES registry for Michael Marrero is (860) 569-5900.
- Does Michael Marrero accept Medicare?
- Michael Marrero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Marrero's NPI active?
- Yes — Michael Marrero's NPI (1821558354) is active in the NPPES registry as of the last update on 2019-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.