Quick answers
- Does Dennis P. Rau accept Medicare assignment?
- Yes. Medicare's clinician data says Dennis P. Rau accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Dennis P. Rau see?
- In 2024, CMS data shows 37 Original Medicare patients and 1,527 services for Dennis P. Rau. This counts Original Medicare only and measures volume, not quality.
- What is Dennis P. Rau's NPI number?
- 1952457962. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Dennis P. Rau, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 37 |
|---|---|
| Services billed to Medicare | 1,527 |
| Different services or procedures | 5 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Therapy procedure using manual technique, each 15 minutes (97140)634 services
- Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes (97110)500 services
- Application of ultrasound, each 15 minutes (97035)253 services
- Application of electrical stimulation with therapist present, each 15 minutes (97032)135 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- Arthritis68%
- High blood pressure62%
- High cholesterol51%
Practice locations
Addresses where Dennis P. Rau is enrolled with Medicare (CMS data updated October 2, 2026).
- 2625 E Broadway StHelena, MT 59601 (406) 443‑2751
Specialties
Find other clinicians: Physical Therapist in Private Practice, Montana →
Other physical therapists in Helena
Clinicians with the same Medicare primary specialty in Helena, MT — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 1973 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1952457962 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians