Daniel Sullivan, LICSW
NPI 1124235734 · Clinical Social Worker · South Boston, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Sullivan, LICSW is a Clinical Social Worker provider in South Boston, MA (NPI 1124235734).
Provider details
- NPI number
- 1124235734
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- No
- License
- 115114 (MA)
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
- 2007-05-16
- Last updated
- 2011-06-07
Frequently asked questions
- What is Daniel Sullivan's NPI number?
- Daniel Sullivan's National Provider Identifier (NPI) is 1124235734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Sullivan's specialty?
- Daniel Sullivan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Daniel Sullivan located?
- Daniel Sullivan's practice location on file with NPPES is 58 Old Colony Ave, South Boston, MA 02127-2406.
- What is Daniel Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Daniel Sullivan is (617) 268-1700.
- Does Daniel Sullivan accept Medicare?
- Daniel Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Sullivan's NPI active?
- Yes — Daniel Sullivan's NPI (1124235734) is active in the NPPES registry as of the last update on 2011-06-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.