NPPES file of Aug 9, 2026

Heidi Leigh Thorson, M.D.

Maternal & Fetal Medicine Physician · Minneapolis, MN

Heidi Leigh Thorson, M.D. is a maternal & fetal medicine physician with a practice address in Minneapolis, Minnesota, and NPI 1982742870, issued on Feb 2, 2007. Check the license (Minnesota 54622, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982742870
Name
Heidi Leigh Thorson
Credential
M.D.
Primary taxonomy
Maternal & Fetal Medicine Physician 207VM0101X
License number
54622 MN
Self-reported in NPPES; status is on the state search
Practice location
800 E 28TH St, Minneapolis, MN 55407
Phone
(612) 863-4502
Enumerated
Feb 2, 2007
Record last updated
Mar 11, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(612) 863-0040
Medicare enrollment
Enrolled (PECOS I20111103000336); accepts Medicare assignment
Medical or professional school
Sanford School Of Medicine Of University Of South Dakota, 2003
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 800 E 28TH St

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

  1. Raed Abdelhadi, MDClinical Cardiac Electrophysiology Physician1518057413
  2. Anthony Abeln, OTOccupational Therapist1063793503
  3. Samuel Abelson, MDEmergency Medicine Physician1508963331
  4. Lda Abreu, ARNPNeonatal Nurse Practitioner1790730265
  5. Robyn Achmann, APNP-BCAdult Health Nurse Practitioner1871862219
  6. Mary Adam, CNSAdult Health Clinical Nurse Specialist1720398746

Verify Heidi Leigh Thorson 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 54622
    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.

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Bills Medicare through 2 group practices

  1. Allina Health SystemAnnandale, MN
  2. The Duluth Clinic LtdDuluth, MN

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

Heidi Leigh Thorson among 50 maternal & fetal medicine physician records in Minnesota

Heidi Leigh Thorson, M.D. is one of 50 maternal & fetal medicine physician records with a practice address in Minnesota. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.

  • NPI issued2007 · 44% of these records are older, 44% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2003 · median 2005 among the 41 with a school on file
  • Record last updated2021 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VM0101X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Maternal & Fetal Medicine Physician providers in Minnesota

There are 50 maternal & fetal medicine physician records in Minnesota.

The 8 maternal & fetal medicine physician records with the nearest ZIP codes

  1. Judith Ney, MDMinneapolis, MN 554071790745040
  2. Lisa Saul, MDMinneapolis, MN 554071588626436
  3. Donald Wothe, MDMinneapolis, MN 554071548220320
  4. Catherine Bigelow, M.D.Minneapolis, MN 554041295000370
  5. Clifton BrockMinneapolis, MN 554041023351350
  6. Jennifer Katz Eriksen, MDMinneapolis, MN 554041073889234
  7. Ryan Loftin, M.D.Minneapolis, MN 554041447446265
  8. Matthew Loichinger, D.O.Minneapolis, MN 554041629243415

Common questions

What is Heidi Leigh Thorson, M.D.'s NPI number?

Heidi Leigh Thorson, M.D.'s National Provider Identifier (NPI) is 1982742870, issued on Feb 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Heidi Leigh Thorson, M.D. located?

The NPPES record lists a practice address at 800 E 28TH St, Minneapolis, MN, 55407. Phone: (612) 863-4502. Providers update this record themselves, so call before visiting.

How can I verify Heidi Leigh Thorson, M.D.'s license?

NPPES lists Minnesota license number 54622, 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.

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.