IndividualActive
Mark Sullivan, MSW
NPI 1841724754 · Clinical Social Worker · Durham, NC
Mark Sullivan, MSW is a Clinical Social Worker provider in Durham, NC (NPI 1841724754).
Provider details
- NPI number
- 1841724754
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Male
- Sole proprietor
- No
- License
- P011237 (NC)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(70/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
2670 Durham Chapel Hill Blvd
Durham, NC 27707-2829
Phone: (919) 251-9001
Street-level locationGet directions
Mailing address
2670 Durham Chapel Hill Blvd
Durham, NC 27707-2829
Registry dates
- Enumerated
- 2017-04-18
- Last updated
- 2017-04-18
Frequently asked questions
- What is Mark Sullivan's NPI number?
- Mark Sullivan's National Provider Identifier (NPI) is 1841724754, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Sullivan's specialty?
- Mark Sullivan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Sullivan located?
- Mark Sullivan's practice location on file with NPPES is 2670 Durham Chapel Hill Blvd, Durham, NC 27707-2829.
- What is Mark Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Mark Sullivan is (919) 251-9001.
- Is Mark Sullivan's NPI active?
- Yes — Mark Sullivan's NPI (1841724754) is active in the NPPES registry as of the last update on 2017-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.