Michael Steven Diamond, MD
Psychiatry Physician · Chevy Chase, MD
Michael Steven 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.
- Name
- Michael Steven 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
- Record last updated
- May 1, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (301) 652-0856
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,451 in Maryland → Look up another NPI →
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Verify Michael Steven Diamond in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaryland Board of Physicians
Search for license D0041896Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average psychiatry physician in 2024
696 Medicare Part D claims for 60 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Clonazepam59 claims
- Bupropion Xl56 claims
- Trazodone Hcl51 claims
- Duloxetine Hcl47 claims
- Alprazolam37 claims
- 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.
Michael Steven Diamond among 1,451 psychiatry physician records in Maryland
Michael Steven Diamond, MD is one of 1,451 psychiatry physician records with a practice address in Maryland. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 62% of them.
- NPI issued2008 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · 36% of these records are
- Record last updated2008 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
47 psychiatry physician records list a practice address in Chevy Chase
They are 47 of the 1,118 NPPES records with a practice address in Chevy Chase, and 1,451 psychiatry physician records in Maryland.
All 1,451 in Maryland → Every provider in Chevy Chase → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Saadia Alizai, M.D.Chevy Chase, MD 208151790771541
- Patricia Carrington, MDChevy Chase, MD 208151194835116
- Dwight Donesky, M.D.Chevy Chase, MD 208151194809640
- Debra Fertig, MDChevy Chase, MD 208151134131980
- Luke Grande, MDChevy Chase, MD 208151326116054
- Heather Hall, MDChevy Chase, MD 208151407918030
- Frank Moscarillo, M.D.Chevy Chase, MD 208151932278488
- Steven Polakoff, M.D.Chevy Chase, MD 208151851466734
Common questions
What is Michael Steven Diamond, MD's NPI number?
Michael Steven 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 Steven 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 Steven 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 Steven Diamond, MD prescribe under Medicare Part D?
In 2024, Michael Steven Diamond, MD had 696 Medicare Part D claims for 60 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.