Mark Ewing
NPI 1639038250 · Clinical Social Worker · Durham, NC
Mark Ewing is a Clinical Social Worker provider in Durham, NC (NPI 1639038250).
Provider details
- NPI number
- 1639038250
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2026-01-20
- Last updated
- 2026-01-20
- Certified
- 2026-01-20
Frequently asked questions
- What is Mark Ewing's NPI number?
- Mark Ewing's National Provider Identifier (NPI) is 1639038250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Ewing's specialty?
- Mark Ewing is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mark Ewing located?
- Mark Ewing's practice location on file with NPPES is 305 Harkness Cir, Durham, NC 27705-7363.
- What is Mark Ewing's phone number?
- The practice phone number listed in the NPPES registry for Mark Ewing is (919) 451-6661.
- Is Mark Ewing's NPI active?
- Yes — Mark Ewing's NPI (1639038250) is active in the NPPES registry as of the last update on 2026-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.