Alexander Chaloux, PA-C
NPI 1437523305 · Physician Assistant · Bozeman, MT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Chaloux, PA-C is a Physician Assistant provider in Bozeman, MT (NPI 1437523305).
Provider details
- NPI number
- 1437523305
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA.0005116 (CO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
209 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 108 | $69 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 48 | $54 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 26 | $53 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 16 | $89 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 11 | $47 |
Typical Medicare-allowed amounts for these services range $47–$89 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 74 | 26 |
| Levothyroxine Sodium | 55 | 18 |
| Amlodipine Besylate | 44 | 13 |
| Losartan Potassium | 42 | 15 |
| Apixabanbrand: Eliquis | 34 | — |
| Omeprazole | 30 | 12 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$223 across 11 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (4)
- 569 32 Rd Ste 12Grand Junction, CO 81504-6095Phone: (970) 523-3544Fax: (970) 434-3422
- 206 Alaska Frontage RdBelgrade, MT 59714-7909Phone: (406) 414-3334
- 937 Highland Blvd Ste 5410Bozeman, MT 59715-6916Phone: (406) 414-2400
- 875 S Cottonwood Rd Ste 300Bozeman, MT 59718-4208Phone: (406) 414-4100Fax: (406) 414-4199
Registry dates
- Enumerated
- 2015-11-16
- Last updated
- 2025-04-09
- Certified
- 2025-04-09
Frequently asked questions
- What is Alexander Chaloux's NPI number?
- Alexander Chaloux's National Provider Identifier (NPI) is 1437523305, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Chaloux's specialty?
- Alexander Chaloux is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alexander Chaloux located?
- Alexander Chaloux's practice location on file with NPPES is 935 Highland Blvd Ste 2200, Bozeman, MT 59715-6915.
- What is Alexander Chaloux's phone number?
- The practice phone number listed in the NPPES registry for Alexander Chaloux is (406) 414-5700.
- Does Alexander Chaloux accept Medicare?
- Alexander Chaloux is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Chaloux's NPI active?
- Yes — Alexander Chaloux's NPI (1437523305) is active in the NPPES registry as of the last update on 2025-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.