Registry data as of Aug 27, 2026

Michael Alter, M.D.

Internal Medicine Physician · St Paul, MN

Michael Alter, M.D. is an internal medicine physician with a practice address in St Paul, Minnesota, and NPI 1225072812, issued on Jun 15, 2006. Check the license (Minnesota 40442, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1225072812
Name
Michael Alter
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
40442 MN
Self-reported in NPPES; status is on the state search
Practice location
401 Phalen Blvd - MS 41102D, St Paul, MN 55130
Phone
(651) 254-7670
Enumerated
Jun 15, 2006
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 401 Phalen Blvd - MS 41102D

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

  1. Petr Bachan, MDInternal Medicine Physician1093779100
  2. Melina Koch, NPAdult Health Nurse Practitioner1376716407

Verify Michael Alter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 40442
    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 Minnesota 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.

87% fewer Medicare Part D claims than the average internal medicine physician in 2024

368 Medicare Part D claims for 80 beneficiaries, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 54% of claims.

  1. Michael Alter368
  2. Specialty average2,785

Most prescribed

  1. Breo Ellipta50 claims
  2. Albuterol Sulfate Hfa27 claims
  3. Zolpidem Tartrate26 claims
  4. Prednisone25 claims
  5. Trelegy Ellipta25 claims
  6. Fluticasone-Salmeterol22 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.

One hospital or facility affiliation

  1. Group Health Plan IncMaplewood, MN

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

43 internal medicine physician records list a St Paul practice address

They are 43 of the 815 NPPES records with a St Paul practice address, and 3,440 internal medicine physician records in Minnesota.

Other internal medicine physician records in Minnesota

  1. Christopher Aakre, MDRochester, MN1508151663
  2. Karen Aarestad, MDBrainerd, MN1275510216
  3. Peter Aas, MDDuluth, MN1063455848
  4. Saud Abaalkhail, M.B.,B.S.Minneapolis, MN1982180733
  5. Mohamad Abbas, M.D.Saint Paul, MN1154404549
  6. Akshar Abbott, M.D.Minneapolis, MN1730459231
  7. Nadhem Abdallah, MDMinneapolis, MN1396423810
  8. Raed Abdelhadi, MDMinneapolis, MN1518057413
  9. Sarah Abdul Jabbar, MBBSSt Cloud, MN1932489002
  10. Ahmad Abdulkarim, MDSaint Paul, MN1578522991

Common questions

What is Michael Alter, M.D.'s NPI number?

Michael Alter, M.D.'s National Provider Identifier (NPI) is 1225072812, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Alter, M.D. located?

The NPPES record lists a practice address at 401 Phalen Blvd - MS 41102D, St Paul, MN, 55130. Phone: (651) 254-7670. Providers update this record themselves, so call before visiting.

How can I verify Michael Alter, M.D.'s license?

NPPES lists Minnesota license number 40442, 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 Michael Alter, M.D. prescribe under Medicare Part D?

In 2024, Michael Alter, M.D. had 368 Medicare Part D claims for 80 beneficiaries; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.