NPPES file of Aug 9, 2026

Diane Marie Depalma, PH.D.

Clinical Psychologist · Washington, DC

Diane Marie Depalma, PH.D. is a clinical psychologist with a practice address in Washington, District of Columbia, and NPI 1700074812, issued on Oct 15, 2007. Check the license (District of Columbia PSY 1098, 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.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700074812
Name
Diane Marie Depalma
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License numbers
PSY 1098 DC
0810003810 VA
Self-reported in NPPES; status is on the state search
Practice location
1901 Pennsylvania Ave NW, Washington, DC 20006
Phone
(703) 629-1925
Enumerated
Oct 15, 2007
Record last updated
Nov 20, 2012 (not updated in 14 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1901 Pennsylvania Ave NW

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Noella Driscoll, LICSWClinical Social Worker1770793903
  2. Zsuzsanna Gyorky, PH.D.Counseling Psychologist1710102470
  3. Cellina Mlusu-Torimiro, PHARM.DPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1629672746
  4. Roberta Rothstein, M.S.W., L.I.C.S.W.Clinical Social Worker1285854224
  5. Grace Whitman, MSWClinical Social Worker1083826531

Verify Diane Marie Depalma in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
    Search for license PSY 1098
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the District of Columbia license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Diane Marie Depalma among 564 clinical psychologist records in District of Columbia

Diane Marie Depalma, PH.D. is one of 564 clinical psychologist records with a practice address in District of Columbia. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 12% of them.

  • NPI issued2007 · 12% of these records are older, 68% newer
  • In a Medicare fileNo · 4% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2012 · 74% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

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.

The 8 clinical psychologist records with the nearest ZIP codes

  1. William Brito, PH.D.Washington, DC 200061639484470
  2. Sabrina Carrie CrawfordWashington, DC 200061841430493
  3. Dana Grasso, MA, PSY.D.Washington, DC 200061598057192
  4. Jaime Hopkins, PH.D.Washington, DC 200061497995104
  5. Lamont Larry, PH.D.Washington, DC 200061801915228
  6. Amanda Mason, PSY.D.Washington, DC 200061285944249
  7. Phoebe May, PSY,D., M.ED.Washington, DC 200061982933800
  8. Christina O'Flaherty, PSY.D.Washington, DC 200061336359108

Common questions

What is Diane Marie Depalma, PH.D.'s NPI number?

Diane Marie Depalma, PH.D.'s National Provider Identifier (NPI) is 1700074812, issued on Oct 15, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Diane Marie Depalma, PH.D. located?

The NPPES record lists a practice address at 1901 Pennsylvania Ave NW, Washington, DC, 20006. Phone: (703) 629-1925. Providers update this record themselves, so call before visiting.

How can I verify Diane Marie Depalma, PH.D.'s license?

NPPES lists District of Columbia license number PSY 1098, 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.