Registry data as of Aug 27, 2026

Michael Diamond, MD

Psychiatry Physician · Chevy Chase, MD

Michael Diamond, MD is a psychiatry physician with a practice address in Chevy Chase, Maryland, and NPI 1588830343, issued on May 1, 2008. Check the license (Maryland D0041896, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1588830343
Name
Michael Diamond
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
D0041896 MD
Self-reported in NPPES; status is on the state search
Practice location
4701 Willard Ave, Chevy Chase, MD 20815
Phone
(301) 657-4570
Enumerated
May 1, 2008
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 4701 Willard Ave

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

  1. Thomas Applin, MDPsychiatry Physician1063598498
  2. James Brodsky, M.D.Internal Medicine Physician1487675872
  3. Lindsay Clarkson, M.D.Psychiatry Physician1346470994
  4. Neil Cohen, DDSGeneral Practice Dentistry1184762734
  5. Richard Fritsch, PH.D.Psychoanalysis Psychologist1528109030
  6. Luke Grande, MDPsychiatry Physician1326116054

Verify Michael Diamond in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0041896
    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 Maryland 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.

31% fewer Medicare Part D claims than the average psychiatry physician in 2024

696 Medicare Part D claims for 60 beneficiaries, against an average of 1,010 among the 32,287 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Michael Diamond696
  2. Specialty average1,010

Most prescribed

  1. Clonazepam59 claims
  2. Bupropion Xl56 claims
  3. Trazodone Hcl51 claims
  4. Duloxetine Hcl47 claims
  5. Alprazolam37 claims
  6. Dextroamphetamine-Amphet Er23 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.

49 psychiatry physician records list a Chevy Chase practice address

They are 49 of the 1,118 NPPES records with a Chevy Chase practice address, and 1,420 psychiatry physician records in Maryland.

Other psychiatry physician records in Maryland

  1. Hina Aamir, M.D.Aberdeen, MD1376777979
  2. Scott Aaronson, M.D.Baltimore, MD1376610790
  3. Archil Abashidze, MDGlen Burnie, MD1891717757
  4. Muhammad Abbas, M.D.Sykesville, MD1801898168
  5. Safiyyah Abdul Rahman, MDBaltimore, MD1669691416
  6. Eapen Abraham, M. D.Perry Point, MD1467415521
  7. Vinod AbrahamHollywood, MD1457438350
  8. Scott AbrahamsonHagerstown, MD1710515465
  9. Somya Abubucker, MDBaltimore, MD1033508361
  10. Elia Acevedo Diaz, M.DGaithersburg, MD1750720553

Common questions

What is Michael Diamond, MD's NPI number?

Michael Diamond, MD's National Provider Identifier (NPI) is 1588830343, issued on May 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Michael Diamond, MD located?

The NPPES record lists a practice address at 4701 Willard Ave, Chevy Chase, MD, 20815. Phone: (301) 657-4570. Providers update this record themselves, so call before visiting.

How can I verify Michael Diamond, MD's license?

NPPES lists Maryland license number D0041896, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michael Diamond, MD prescribe under Medicare Part D?

In 2024, Michael Diamond, MD had 696 Medicare Part D claims for 60 beneficiaries; the average among psychiatry physician prescribers was 1,010. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.