NPPES file of Aug 9, 2026

David Ault, M.D.

Psychiatry Physician · Washington, DC

David Ault, M.D. is a psychiatry physician with a practice address in Washington, District of Columbia, and NPI 1942342399, issued on Feb 13, 2007. Check the license (District of Columbia MD33367, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942342399
Name
David Ault
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
MD33367 DC
Self-reported in NPPES; status is on the state search
Practice location
1800 R St NW Ste C9, Washington, DC 20009
Phone
(202) 986-0371
Enumerated
Feb 13, 2007
Record last updated
Jul 21, 2022
Fax
(202) 986-0412
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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Verify David Ault in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
    Search for license MD33367
    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
Open the District of Columbia license search

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16% fewer Medicare Part D claims than the average psychiatry physician in 2024

842 Medicare Part D claims for 66 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. David Ault842
  2. Specialty average1,000

Most prescribed

  1. Clonazepam57 claims
  2. Lamotrigine57 claims
  3. Trazodone Hcl45 claims
  4. Bupropion Xl35 claims
  5. Escitalopram Oxalate34 claims
  6. Aripiprazole33 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

467 psychiatry physician records list a practice address in Washington

They are 467 of the 45,857 NPPES records with a practice address in Washington, and 474 psychiatry physician records in District of Columbia.

Other psychiatry physician records in District of Columbia

  1. Waseem Abdallah, M.D.Washington, DC1265961452
  2. Waliah Abdul-Razaq, MDWashington, DC1225617814
  3. Kathryn Abell, DOWashington, DC1063905339
  4. Kristen Abrams, M.D.Washington, DC1508077652
  5. Anam AhmedWashington, DC1386140143
  6. Jeffrey Akman, MDWashington, DC1811961691
  7. Joseph Alam, MD PSYCHIATRYWashington, DC1548441348
  8. Fatimah Albrekkan, M.D.Washington, DC1902254253
  9. Tanya Alim, MDWashington, DC1972601763
  10. Laurence Allen, MDWashington, DC1972728350

Common questions

What is David Ault, M.D.'s NPI number?

David Ault, M.D.'s National Provider Identifier (NPI) is 1942342399, issued on Feb 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is David Ault, M.D. located?

The NPPES record lists a practice address at 1800 R St NW Ste C9, Washington, DC, 20009. Phone: (202) 986-0371. Providers update this record themselves, so call before visiting.

How can I verify David Ault, M.D.'s license?

NPPES lists District of Columbia license number MD33367, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does David Ault, M.D. prescribe under Medicare Part D?

In 2024, David Ault, M.D. had 842 Medicare Part D claims for 66 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.