Mark Roos, LCSW
NPI 1851519391 · Clinical Social Worker · Stratford, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Roos, LCSW is a Clinical Social Worker provider in Stratford, CT (NPI 1851519391).
Provider details
- NPI number
- 1851519391
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 005620 (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
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
- 2007-04-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Roos's NPI number?
- Mark Roos's National Provider Identifier (NPI) is 1851519391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Roos's specialty?
- Mark Roos is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Roos located?
- Mark Roos's practice location on file with NPPES is 2505 Main St, Stratford, CT 06615-5839.
- What is Mark Roos's phone number?
- The practice phone number listed in the NPPES registry for Mark Roos is (203) 386-0364.
- Does Mark Roos accept Medicare?
- Mark Roos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Roos's NPI active?
- Yes — Mark Roos's NPI (1851519391) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.