NPPES file of Aug 9, 2026

Annie Laurie Heermans, MD

Gastroenterology Physician · Kalispell, MT

Annie Laurie Heermans, MD is a gastroenterology physician with a practice address in Kalispell, Montana, and NPI 1386098465, issued on Apr 14, 2016. Check the license (Montana MED-PHYS-LIC-113414, as entered in NPPES) on the Montana Board of Medical Examiners; 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
1386098465
Name
Annie Laurie Heermans
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
MED-PHYS-LIC-113414 MT
79505 MN
Self-reported in NPPES; status is on the state search
Practice location
320 Sunnyview LN, Kalispell, MT 59901
Phone
(406) 752-7441
Enumerated
Apr 14, 2016
Record last updated
May 22, 2025
Fax
(406) 257-0304
Medicare enrollment
Enrolled (PECOS I20250602001851); accepts Medicare assignment
Medical or professional school
University Of North Dakota School Of Medicine, 2016
Telehealth
Offers telehealth (CMS)
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 320 Sunnyview LN

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

  1. James Abraham, RPARadiology Practitioner Assistant1760646400
  2. Amanda Beer, M.D.Diagnostic Radiology Physician1568786234
  3. William Benedetto, M.D.Diagnostic Radiology Physician1750452983
  4. Nick Cantrell, M.D.Diagnostic Radiology Physician1114185303
  5. Amy CheeksFamily Nurse Practitioner1770001745
  6. Earl Chester, M.D.Diagnostic Radiology Physician1740418136

Verify Annie Laurie Heermans in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical Examiners
    Search for license MED-PHYS-LIC-113414
    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 Montana 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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68% fewer Medicare Part D claims than the average gastroenterology physician in 2024

263 Medicare Part D claims for 88 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.

  1. Annie Heermans263
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium69 claims
  2. Omeprazole40 claims
  3. Dicyclomine Hcl20 claims
  4. Mesalamine17 claims
  5. Famotidine15 claims
  6. Budesonide Dr14 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. The Duluth Clinic LtdDuluth, MN

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

Annie Laurie Heermans among 44 gastroenterology physician records in Montana

Annie Laurie Heermans, MD is one of 44 gastroenterology physician records with a practice address in Montana. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 93% of them.

  • NPI issued2016 · 93% of these records are older, 2% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2016 · median 1995 among the 30 with a school on file
  • Record last updated2025 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Montana

There are 44 gastroenterology physician records in Montana.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Ramon Generoso, MDKalispell, MT 599011326029281
  2. Craig Harrison, MDKalispell, MT 599011265493910
  3. Philip Jaffe, MDKalispell, MT 599011477534337
  4. Juergen Mueller, M.D.Kalispell, MT 599011376636043
  5. William Simpson, M.D.Kalispell, MT 599011487655346
  6. Howard Tice, MDKalispell, MT 599011215998505
  7. Scott Cooper, M.D.Missoula, MT 598081821275900
  8. Casey Kolendich, M.D.Missoula, MT 598081669511606

Common questions

What is Annie Laurie Heermans, MD's NPI number?

Annie Laurie Heermans, MD's National Provider Identifier (NPI) is 1386098465, issued on Apr 14, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Annie Laurie Heermans, MD located?

The NPPES record lists a practice address at 320 Sunnyview LN, Kalispell, MT, 59901. Phone: (406) 752-7441. Providers update this record themselves, so call before visiting.

How can I verify Annie Laurie Heermans, MD's license?

NPPES lists Montana license number MED-PHYS-LIC-113414, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Annie Laurie Heermans, MD prescribe under Medicare Part D?

In 2024, Annie Laurie Heermans, MD had 263 Medicare Part D claims for 88 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.