NPPES file of Aug 9, 2026

Siroth Charnond, M.D.

Internal Medicine Physician · Saint Louis, MO

Siroth Charnond, M.D. is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1265421218, issued on Oct 20, 2005. Check the license (Missouri 108377, 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
1265421218
Name
Siroth Charnond
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
108377 MO
036.150546 IL
Self-reported in NPPES; status is on the state search
Practice location
3451 Union Blvd, Saint Louis, MO 63115
Phone
(314) 888-0970
Enumerated
Oct 20, 2005
Record last updated
Mar 31, 2026
Fax
(314) 408-7063
Medicare enrollment
Enrolled (PECOS I20100818000515); accepts Medicare assignment
Medical or professional school
University Of Missouri, Kansas City, School Of Medicine, 1995
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3451 Union Blvd

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

  1. Diana Burton-Webb, LCSWClinical Social Worker1306607247
  2. Kim Gregory, ANP-BCAdult Health Nurse Practitioner1568698744
  3. Tiffany Nelson, NP-CAdult Health Nurse Practitioner1972842359
  4. Alisha White, M.D.Internal Medicine Physician1467600155

Verify Siroth Charnond 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 108377
    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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89% more Medicare Part D claims than the average internal medicine physician in 2024

5,994 Medicare Part D claims for 719 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 345 claims were for opioids.

  1. Siroth Charnond5,994
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium425 claims
  2. Amlodipine Besylate307 claims
  3. Albuterol Sulfate Hfa204 claims
  4. Losartan Potassium146 claims
  5. Lisinopril142 claims
  6. Gabapentin141 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.

Bills Medicare through one group practice

  1. Oak Street Health Physicians Group OF Missouri LLCJennings, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Siroth Charnond among 2,604 internal medicine physician records in Missouri

Siroth Charnond, M.D. is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 92% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated1995 · median 2006 among the 1,443 with a school on file
  • Record last updated2026 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

941 internal medicine physician records list a practice address in Saint Louis

They are 941 of the 27,605 NPPES records with a practice address in Saint Louis, and 2,604 internal medicine physician records in Missouri.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Ernesto Gutierrez, M.D.Saint Louis, MO 631151831191725
  2. Aunita Hill-Jones, M.D.Saint Louis, MO 631151770505059
  3. Alisha White, M.D.Saint Louis, MO 631151467600155
  4. Roy Williams, M.D.Saint Louis, MO 631151982604369
  5. Alexander Rudoi, MDSaint Louis, MO 631161740254374
  6. Michael Spearman, M.D.Overland, MO 631141164598579
  7. Sreelatha Varma, M.D.Saint Louis, MO 631161689624116
  8. Matthew Wilkinson, M.D.Overland, MO 631141821083866

Common questions

What is Siroth Charnond, M.D.'s NPI number?

Siroth Charnond, M.D.'s National Provider Identifier (NPI) is 1265421218, issued on Oct 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Siroth Charnond, M.D. located?

The NPPES record lists a practice address at 3451 Union Blvd, Saint Louis, MO, 63115. Phone: (314) 888-0970. Providers update this record themselves, so call before visiting.

How can I verify Siroth Charnond, M.D.'s license?

NPPES lists Missouri license number 108377, 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.

How much does Siroth Charnond, M.D. prescribe under Medicare Part D?

In 2024, Siroth Charnond, M.D. had 5,994 Medicare Part D claims for 719 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.