NPPES file of Aug 9, 2026

Michael S. Diamond, MD

Infectious Disease Physician · Saint Louis, MO

Michael S. Diamond, MD is an infectious disease physician with a practice address in Saint Louis, Missouri, and NPI 1235157710, issued on Jul 17, 2006. Check the license (Missouri 2002005546, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; 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
1235157710
Name
Michael S. Diamond
Credential
MD
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
2002005546 MO
Self-reported in NPPES; status is on the state search
Practice location
660 S Euclid Ave, Saint Louis, MO 63110
Phone
(314) 747-3000
Enumerated
Jul 17, 2006
Record last updated
Jul 21, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(314) 747-4511
Medicaid ID
205812704 MO
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 660 S Euclid Ave

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

  1. Brooj Abro, MDHematology (Pathology) Physician1205312972
  2. Benjamin AdamsStudent in an Organized Health Care Education/Training Program1275320285
  3. Loren AdlerStudent in an Organized Health Care Education/Training Program1134988488
  4. Garima Agrawal, M.D.Nuclear Medicine Physician1104132331
  5. Kelly Ahern, MDPsychiatry Physician1740178177
  6. Mueed Ahmad, M.D.Otolaryngology Physician1841329661

Verify Michael S. Diamond in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2002005546
    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 Missouri 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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Industry payments in 2024: $3,800.00

3 payments; by number, the most common kind was consulting fee; the largest payer was GlaxoSmithKline, LLC. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Diamond$3,800.00
  2. Specialty average$4,362.19

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Michael S. Diamond among 212 infectious disease physician records in Missouri

Michael S. Diamond, MD is one of 212 infectious disease physician records with a practice address in Missouri. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 56% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 70% of these records are
  • Record last updated2009 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Missouri

There are 212 infectious disease physician records in Missouri.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Hilary Babcock, MDSaint Louis, MO 631101316963531
  2. Bernard Camins, MDSaint Louis, MO 631101609892835
  3. William Dunagan, MDSaint Louis, MO 631101821016247
  4. Lawrence Gelb, MDSaint Louis, MO 631101194743690
  5. Sarah George, M.D.Saint Louis, MO 631101215994975
  6. Daniel Goldberg, MDSaint Louis, MO 631101053339556
  7. Nigar Kirmani, MDSaint Louis, MO 631101396761532
  8. Steven Lawrence, MDSaint Louis, MO 631101649297144

Common questions

What is Michael S. Diamond, MD's NPI number?

Michael S. Diamond, MD's National Provider Identifier (NPI) is 1235157710, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael S. Diamond, MD located?

The NPPES record lists a practice address at 660 S Euclid Ave, Saint Louis, MO, 63110. Phone: (314) 747-3000. Providers update this record themselves, so call before visiting.

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

NPPES lists Missouri license number 2002005546, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.