Michael David Geurin, MD
Family Medicine Physician · Billings, MT
Michael David Geurin, MD is a family medicine physician with a practice address in Billings, Montana, and NPI 1073726048, issued on May 7, 2007. Check the license (Montana 11322, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Michael David Geurin
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 11322 MT
Self-reported in NPPES; status is on the state search - Practice location
- 123 S 27TH St, Billings, MT 59101
- Phone
- (406) 247-3350
- Enumerated
- May 7, 2007
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070809000750); accepts Medicare assignment
- Medical or professional school
- University Of Oklahoma College Of Medicine, 2004
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 775 in Montana → Look up another NPI →
Also registered at 123 S 27TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Emily AertsClinical Social Worker1154894186
- Dale Agner, M.D.Family Medicine Physician1861486490
- Hannah Akard, RNCase Management Registered Nurse1346938750
- Doug AndersenSocial Worker1619392321
- Rachel AndersonRegistered Dietitian1174847099
- Tammi Anderson, LCPC, LACMental Health Counselor1083956783
Verify Michael David Geurin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license 11322Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46% fewer Medicare Part D claims than the average family medicine physician in 2024
1,924 Medicare Part D claims for 167 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 292 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen126 claims
- Losartan Potassium68 claims
- Morphine Sulfate Er59 claims
- Atorvastatin Calcium53 claims
- Tizanidine Hcl51 claims
- Duloxetine Hcl50 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
- Scl Health Medical Group - Billings LLCBillings, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael David Geurin among 775 family medicine physician records in Montana
Michael David Geurin, MD is one of 775 family medicine physician records with a practice address in Montana. 75% 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 50% of them.
- NPI issued2007 · 50% of these records are older, 40% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2004 · median 2007 among the 464 with a school on file
- Record last updated2007 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
111 family medicine physician records list a practice address in Billings
They are 111 of the 4,035 NPPES records with a practice address in Billings, and 775 family medicine physician records in Montana.
All 775 in Montana → Every provider in Billings → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Dale Agner, M.D.Billings, MT 591011861486490
- Bryn Burnham, D.O.Billings, MT 591011164476693
- Emily Colson, MDBillings, MT 591011952397929
- Diana Doll, MDBillings, MT 591011942263405
- Roxanne Fahrenwald, MDBillings, MT 591011104810688
- Paolo Gerbasi, MDBillings, MT 591011134166622
- James Guyer, M.D.Billings, MT 591011962495697
- Thomas James, MDBillings, MT 591011831183482
Common questions
What is Michael David Geurin, MD's NPI number?
Michael David Geurin, MD's National Provider Identifier (NPI) is 1073726048, issued on May 7, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Michael David Geurin, MD located?
The NPPES record lists a practice address at 123 S 27TH St, Billings, MT, 59101. Phone: (406) 247-3350. Providers update this record themselves, so call before visiting.
How can I verify Michael David Geurin, MD's license?
NPPES lists Montana license number 11322, 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 Michael David Geurin, MD prescribe under Medicare Part D?
In 2024, Michael David Geurin, MD had 1,924 Medicare Part D claims for 167 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.