IndividualActive
Mark Long
NPI 1417718966 · Case Manager/Care Coordinator · Washington, DC
Mark Long is a Case Manager/Care Coordinator provider in Washington, DC (NPI 1417718966).
Provider details
- NPI number
- 1417718966
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
2918 Minnesota Ave Se
Washington, DC 20019-1127
Phone: (202) 285-1690
Street-level locationGet directions
Mailing address
2219 Douglas St Ne
Washington, DC 20018-2129
Additional practice locations (1)
- 2219 Douglas St NeWashington, DC 20018-2129Phone: (202) 288-3247
Registry dates
- Enumerated
- 2024-01-22
- Last updated
- 2024-01-22
- Certified
- 2024-01-22
Frequently asked questions
- What is Mark Long's NPI number?
- Mark Long's National Provider Identifier (NPI) is 1417718966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Long's specialty?
- Mark Long is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is Mark Long located?
- Mark Long's practice location on file with NPPES is 2918 Minnesota Ave Se, Washington, DC 20019-1127.
- What is Mark Long's phone number?
- The practice phone number listed in the NPPES registry for Mark Long is (202) 285-1690.
- Is Mark Long's NPI active?
- Yes — Mark Long's NPI (1417718966) is active in the NPPES registry as of the last update on 2024-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.