Arielle Regier
Physician Assistant · Bozeman, MT
Arielle Regier is a physician assistant with a practice address in Bozeman, Montana, and NPI 1619590510, issued on May 26, 2020. Check the license with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Arielle Regier
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 862 Harmon Stream Blvd Ste 101, Bozeman, MT 59718
- Phone
- (406) 312-8360
- Enumerated
- May 26, 2020
- Record last updated
- Apr 18, 2023
- Fax
- (406) 577-2804
- Medicare enrollment
- Enrolled (PECOS I20230421000272); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 698 in Montana → Look up another NPI →
Also registered at 862 Harmon Stream Blvd Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Cari DouglassPhysician Assistant1609673136
Verify Arielle Regier in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average physician assistant in 2024
168 Medicare Part D claims for 127 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Amoxicillin-Clavulanate Potass21 claims
- Prednisone16 claims
- Doxycycline Monohydrate11 claims
- Nitrofurantoin Mono-Macro11 claims
- Sulfamethoxazole-Trimethoprim11 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: $59.07
1 payment: food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. 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.
One hospital affiliation
- St Peters HealthHelena, MT · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Arielle Regier among 698 physician assistant records in Montana
Arielle Regier is one of 698 physician assistant records with a practice address in Montana. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 71% of them.
- NPI issued2020 · 71% of these records are older, 25% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2021 · median 2016 among the 514 with a school on file
- Record last updated2023 · 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 363A00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 physician assistant records list a practice address in Bozeman
They are 55 of the 2,433 NPPES records with a practice address in Bozeman, and 698 physician assistant records in Montana.
All 698 in Montana → Every provider in Bozeman → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Teresa Dudzinski, PA-CBozeman, MT 597181952395675
- Martha Galli, PA-CBozeman, MT 597181154671006
- Scott Gill, PA-CBozeman, MT 597181164417622
- Julie Henningsen, PA-CBozeman, MT 597181043581952
- Cassidy Juda, PABozeman, MT 597181245410042
- Eric Leber, PA-CBozeman, MT 597181538103379
- Niamh Linehan, MPAS, PA-CBozeman, MT 597181275936254
- Vanessa Lipp, PA-CBozeman, MT 597181629473335
Common questions
What is Arielle Regier's NPI number?
Arielle Regier's National Provider Identifier (NPI) is 1619590510, issued on May 26, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Arielle Regier located?
The NPPES record lists a practice address at 862 Harmon Stream Blvd Ste 101, Bozeman, MT, 59718. Phone: (406) 312-8360. Providers update this record themselves, so call before visiting.
How can I verify Arielle Regier's license?
Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Arielle Regier prescribe under Medicare Part D?
In 2024, Arielle Regier had 168 Medicare Part D claims for 127 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.