IndividualActive
Mark Lawless
NPI 1598706723 · Clinical Social Worker · New Haven, CT
Mark Lawless is a Clinical Social Worker provider in New Haven, CT (NPI 1598706723).
Provider details
- NPI number
- 1598706723
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- License
- 005029 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
400 Columbus Ave
New Haven, CT 06519-1233
Phone: (203) 503-3250
Fax: (203) 503-3254
Street-level locationGet directions
Mailing address
375 Columbus Ave
New Haven, CT 06519-1236
Registry dates
- Enumerated
- 2006-06-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Lawless's NPI number?
- Mark Lawless's National Provider Identifier (NPI) is 1598706723, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Lawless's specialty?
- Mark Lawless is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Lawless located?
- Mark Lawless's practice location on file with NPPES is 400 Columbus Ave, New Haven, CT 06519-1233.
- What is Mark Lawless's phone number?
- The practice phone number listed in the NPPES registry for Mark Lawless is (203) 503-3250.
- Is Mark Lawless's NPI active?
- Yes — Mark Lawless's NPI (1598706723) 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.