Louis A. Sagert, M.D.
Internal Medicine Physician · Saint Paul, MN
Louis A. Sagert, M.D. is an internal medicine physician with a practice address in Saint Paul, Minnesota, and NPI 1255607321, issued on Mar 22, 2012. Check the license (Minnesota 25374, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Louis A. Sagert
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25374 MN
Self-reported in NPPES; status is on the state search - Practice location
- 497 Curfew St, Saint Paul, MN 55104
- Phone
- (651) 646-7794
- Enumerated
- Mar 22, 2012
- Record last updated
- Mar 22, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (651) 646-2905
- Entity
- Type 1 · individual
Verify Louis A. Sagert in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 25374Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
16 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
254 internal medicine physician records list a practice address in Saint Paul
They are 254 of the 10,084 NPPES records with a practice address in Saint Paul, and 2,632 internal medicine physician records in Minnesota.
All 254 in Saint Paul → All 2,632 in Minnesota → Every provider in Saint Paul →
Other internal medicine physician records in Minnesota
- Christopher Aakre, MDRochester, MN1508151663
- Karen Aarestad, MDBrainerd, MN1275510216
- Michael Abawkaw, MDMinneapolis, MN1114503315
- Nadhem Abdallah, MDMinneapolis, MN1396423810
- Ahmed Abdalrhim, MBBSRochester, MN1679671762
- Nermine AbdelwahabSaint Paul, MN1871158600
- Sarah Abdul Jabbar, MBBSSt Cloud, MN1932489002
- Mohamed Abdullahi, M.D.Minneapolis, MN1437475431
- Omar Abdullahi, MDMinneapolis, MN1184118200
- Paul Abear, MDMinneapolis, MN1841710696
Common questions
What is Louis A. Sagert, M.D.'s NPI number?
Louis A. Sagert, M.D.'s National Provider Identifier (NPI) is 1255607321, issued on Mar 22, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Louis A. Sagert, M.D. located?
The NPPES record lists a practice address at 497 Curfew St, Saint Paul, MN, 55104. Phone: (651) 646-7794. Providers update this record themselves, so call before visiting.
How can I verify Louis A. Sagert, M.D.'s license?
NPPES lists Minnesota license number 25374, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Louis A. Sagert, M.D. prescribe under Medicare Part D?
In 2024, Louis A. Sagert, M.D. had 16 Medicare Part D claims; 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.