John Michael Della Porta, PSYD
Clinical Psychologist · Washington, DC
John Michael Della Porta, PSYD is a clinical psychologist with a practice address in Washington, District of Columbia, and NPI 1508484007, issued on Jul 10, 2020. Check the license (District of Columbia PSY1001481, as entered in NPPES) with the District of Columbia board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- John Michael Della Porta
- Credential
- PSYD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- PSY1001481 DC
Self-reported in NPPES; status is on the state search - Practice location
- 1729 21St St NW, Washington, DC 20009
- Phone
- (202) 234-0903
- Enumerated
- Jul 10, 2020
- Record last updated
- Jul 10, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1729 21St St NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Michael Della Porta in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
Search for license PSY1001481Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
558 clinical psychologist records list a practice address in Washington
They are 558 of the 45,857 NPPES records with a practice address in Washington, and 564 clinical psychologist records in District of Columbia. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 558 in Washington → All 564 in District of Columbia → Every provider in Washington →
Other clinical psychologist records in District of Columbia
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- Robert AdamskiWashington, DC1427861699
- Alexander Afram, PHDWashington, DC1942703533
- Sarah AfromowitzWashington, DC1720577695
- Vaune Ainsworth, PH.D.Washington, DC1316187933
- Folasade Akinkuotu, PHDWashington, DC1770158313
- Ashley Alderette, PSY.D.Washington, DC1639697550
- Abir Aldhalimi, PHDWashington, DC1952793671
Common questions
What is John Michael Della Porta, PSYD's NPI number?
John Michael Della Porta, PSYD's National Provider Identifier (NPI) is 1508484007, issued on Jul 10, 2020. An NPI identifies a provider in billing; it is not a license.
Where is John Michael Della Porta, PSYD located?
The NPPES record lists a practice address at 1729 21St St NW, Washington, DC, 20009. Phone: (202) 234-0903. Providers update this record themselves, so call before visiting.
How can I verify John Michael Della Porta, PSYD's license?
NPPES lists District of Columbia license number PSY1001481, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.