Quick answers
- Does Tyler Chagnon accept Medicare assignment?
- Yes. Medicare's clinician data says Tyler Chagnon 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 Tyler Chagnon see?
- In 2024, CMS data shows 43 Original Medicare patients and 44 services for Tyler Chagnon. This counts Original Medicare only and measures volume, not quality.
- What is Tyler Chagnon's NPI number?
- 1457836223. 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 Tyler Chagnon, 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 | 43 |
|---|---|
| Services billed to Medicare | 44 |
| Different services or procedures | 25 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
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).
- High blood pressure75%
- High cholesterol67%
- Arthritis53%
- Chronic kidney disease44%
- Diabetes35%
- Heart failure35%
Hospitals where Tyler Chagnon works
Medicare's Facility Affiliation Data lists Tyler Chagnon at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Kaiser Sunnyside Medical CenterClackamas, OR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 380091
- Providence Portland Medical CenterPortland, OR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 380061
Practice locations
Addresses where Tyler Chagnon is enrolled with Medicare (CMS data updated October 2, 2026).
- 4805 NE Glisan StPortland, OR 97213 (503) 215‑1111
- 9205 SW Barnes RdPortland, OR 97225 (503) 216‑1234
- 9800 SE Sunnyside RdClackamas, OR 97015 (800) 813‑2000
Group practices
Medicare enrollment lists Tyler Chagnon as a member of these groups (CMS data updated October 2, 2026).
- Kaiser Foundation Health Plan of the Northwest1,807 clinicians in the group
- Hospitalist Medicine Physicians of Washington - TCS194 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Oregon →
Other nurse anesthetists in Portland
Clinicians with the same Medicare primary specialty in Portland, OR — not a recommendation.
Other clinicians in Kaiser Foundation Health Plan of the Northwest
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1457836223 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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