Martin G. Degroot, PA-C
Physician Assistant · Ennis, MT
Martin G. Degroot, PA-C is a physician assistant with a practice address in Ennis, Montana, and NPI 1427304864, issued on Aug 2, 2012. Check the license (Montana MED-PAC-LIC-77035, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Martin G. Degroot
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- MED-PAC-LIC-77035 MT
Self-reported in NPPES; status is on the state search - Practice location
- 305 N Main St, Ennis, MT 59729
- Phone
- (406) 682-6862
- Enumerated
- Aug 2, 2012
- Record last updated
- Jan 30, 2026
- Fax
- (406) 682-4756
- Medicare enrollment
- Enrolled (PECOS I20190819000942); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 305 N Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brandon Allen, MDFamily Medicine Physician1215499421
- Cathy Berendts, PA-CPhysician Assistant1669299301
- Dustin Brown, D.O.Family Medicine Physician1821523697
- Bryanna Cordeiro, MDFamily Medicine Physician1164051322
- Maura Davenport, M.D.Family Medicine Physician1972896074
- Kristin Maurer, F.N.PFamily Nurse Practitioner1245645803
Verify Martin G. Degroot in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license MED-PAC-LIC-77035Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% more Medicare Part D claims than the average physician assistant in 2024
1,616 Medicare Part D claims for 268 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 78 claims were for opioids.
Most prescribed
- Atorvastatin Calcium149 claims
- Lisinopril94 claims
- Rosuvastatin Calcium62 claims
- Amlodipine Besylate55 claims
- Hydrocodone-Acetaminophen54 claims
- Metoprolol Succinate50 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.
Industry payments in 2024: $21.50
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Madison Valley Hospital IncEnnis, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
2 physician assistant records list a practice address in Ennis
They are 2 of the 41 NPPES records with a practice address in Ennis, and 698 physician assistant records in Montana.
All 2 in Ennis → All 698 in Montana → Every provider in Ennis →
Other physician assistant records in Montana
- Jessika Abbrescia, PACKalispell, MT1740959915
- Cynthia Alarcon, PA-CHelena, MT1386981686
- Patrick Alduenda, PA-CHelena, MT1710967724
- Sheryl Alexander, D.C., P.A.Missoula, MT1326199951
- Jesse Alfiero, PA-CRonan, MT1396491155
- Robert Alfiero, PA-CRonan, MT1417029059
- Janel Allison-Shamblin, PA-CBozeman, MT1437626751
- Luke Altenhofen, PA-CLame Deer, MT1407221708
- Alexandra AlthofBillings, MT1487338034
- Brenda Anderson, PA-CKalispell, MT1912145467
Common questions
What is Martin G. Degroot, PA-C's NPI number?
Martin G. Degroot, PA-C's National Provider Identifier (NPI) is 1427304864, issued on Aug 2, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Martin G. Degroot, PA-C located?
The NPPES record lists a practice address at 305 N Main St, Ennis, MT, 59729. Phone: (406) 682-6862. Providers update this record themselves, so call before visiting.
How can I verify Martin G. Degroot, PA-C's license?
NPPES lists Montana license number MED-PAC-LIC-77035, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Martin G. Degroot, PA-C prescribe under Medicare Part D?
In 2024, Martin G. Degroot, PA-C had 1,616 Medicare Part D claims for 268 beneficiaries; the average among physician assistant prescribers was 830. 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.