John Della Porta, PSYD
NPI 1508484007 · Clinical Psychologist · Washington, DC
John Della Porta, PSYD is a Clinical Psychologist provider in Washington, DC (NPI 1508484007).
Provider details
- NPI number
- 1508484007
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- No
- License
- PSY1001481 (DC)
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
5 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
- 2020-07-10
- Last updated
- 2020-07-10
- Certified
- 2020-07-10
Frequently asked questions
- What is John Della Porta's NPI number?
- John Della Porta's National Provider Identifier (NPI) is 1508484007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Della Porta's specialty?
- John Della Porta is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is John Della Porta located?
- John Della Porta's practice location on file with NPPES is 1729 21st St Nw, Washington, DC 20009-1101.
- What is John Della Porta's phone number?
- The practice phone number listed in the NPPES registry for John Della Porta is (202) 234-0903.
- Is John Della Porta's NPI active?
- Yes — John Della Porta's NPI (1508484007) is active in the NPPES registry as of the last update on 2020-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.