Alex David Sievert, MD
Internal Medicine Physician · Saint Louis, MO
Alex David Sievert, MD is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1497311237, issued on May 17, 2019. Check the license (Missouri 2021019264, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Alex David Sievert
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 2021019264 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
- Phone
- (314) 362-8065
- Enumerated
- May 17, 2019
- Record last updated
- Jun 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 1 Barnes Jewish Hospital Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alex David Sievert in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2021019264Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average internal medicine physician in 2024
650 Medicare Part D claims for 71 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.
Most prescribed
- Atorvastatin Calcium76 claims
- Amlodipine Besylate51 claims
- Lisinopril51 claims
- Carvedilol27 claims
- Albuterol Sulfate Hfa25 claims
- Diclofenac Sodium21 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.
Industry payments in 2024: $99.27
1 payment: food and beverage; the largest payer was Genzyme Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Alex David Sievert among 2,604 internal medicine physician records in Missouri
Alex David Sievert, MD 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 2019, is newer than 72% of them.
- NPI issued2019 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 55% of these records are
- Record last updated2021 · 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.
All 2,604 in Missouri → Every provider in Saint Louis → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Thomas Bartholet, MDSaint Louis, MO 631101750325742
- Rakhee Bhayani, MDSaint Louis, MO 631101477579787
- Mohammed Haque, MDSaint Louis, MO 631101689604100
- Charles Lieu, MDSaint Louis, MO 631101871510396
- Kenneth Ludmerer, MDSaint Louis, MO 631101366468597
- Barbara Lutey, MDSaint Louis, MO 631101306862628
- Heidi Miller, M.D.Saint Louis, MO 631101922082361
- Tracy Norfleet, MDSaint Louis, MO 631101487680377
Common questions
What is Alex David Sievert, MD's NPI number?
Alex David Sievert, MD's National Provider Identifier (NPI) is 1497311237, issued on May 17, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Alex David Sievert, MD located?
The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (314) 362-8065. Providers update this record themselves, so call before visiting.
How can I verify Alex David Sievert, MD's license?
NPPES lists Missouri license number 2021019264, 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 Alex David Sievert, MD prescribe under Medicare Part D?
In 2024, Alex David Sievert, MD had 650 Medicare Part D claims for 71 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.