Quick answers
- Does Tonya I. Koopman accept Medicare assignment?
- Yes. Medicare's clinician data says Tonya I. Koopman 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 Tonya I. Koopman see?
- In 2024, CMS data shows 209 Original Medicare patients and 2,344 services for Tonya I. Koopman. This counts Original Medicare only and measures volume, not quality.
- What is Tonya I. Koopman's NPI number?
- 1013006931. 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 Tonya I. Koopman, 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 | 209 |
|---|---|
| Services billed to Medicare | 2,344 |
| Different services or procedures | 34 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Hemoglobin a1c level (83036)375 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)341 services
- Insertion of needle into vein for collection of blood sample (36415)226 services
- Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report (95251)224 services
- Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)210 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).
- High blood pressure75%
- High cholesterol75%
- Diabetes75%
- Ischemic heart disease43%
- Chronic kidney disease43%
- Arthritis42%
Hospitals where Tonya I. Koopman works
Medicare's Facility Affiliation Data lists Tonya I. Koopman 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.
- St Charles MadrasMadras, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381324
- St Charles Medical Center - BendBend, OR · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 380047
- St Charles Medical Center PrinevillePrineville, OR · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 381313
Practice locations
Addresses where Tonya I. Koopman is enrolled with Medicare (CMS data updated October 2, 2026).
- 1501 NE Medical Ctr DrBend, OR 97701 (541) 382‑2811
Group practices
Medicare enrollment lists Tonya I. Koopman as a member of this group (CMS data updated October 2, 2026).
- Bend Memorial Clinic PC221 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Bend
Clinicians with the same Medicare primary specialty in Bend, OR — not a recommendation.
Other clinicians in Bend Memorial Clinic PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| School | Oregon Health Sciences University School Of Medicine |
| Graduation year | 2005 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1013006931 |
| 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