Mark Kelly, PHD
NPI 1407958325 · Clinical Psychologist · Washington, DC
Mark Kelly, PHD is a Clinical Psychologist provider in Washington, DC (NPI 1407958325).
Provider details
- NPI number
- 1407958325
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 02200 (MD)
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
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
- 2006-09-01
- Last updated
- 2025-09-11
Frequently asked questions
- What is Mark Kelly's NPI number?
- Mark Kelly's National Provider Identifier (NPI) is 1407958325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Kelly's specialty?
- Mark Kelly is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Mark Kelly located?
- Mark Kelly's practice location on file with NPPES is 6900 Georgia Ave Nw, Washington, DC 20307-0003.
- What is Mark Kelly's phone number?
- The practice phone number listed in the NPPES registry for Mark Kelly is (202) 782-0065.
- Is Mark Kelly's NPI active?
- Yes — Mark Kelly's NPI (1407958325) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.