Quick answers
- Does Rebecca M. Toomsen accept Medicare assignment?
- Yes. Medicare's clinician data says Rebecca M. Toomsen 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 Rebecca M. Toomsen see?
- In 2024, CMS data shows 120 Original Medicare patients and 121 services for Rebecca M. Toomsen. This counts Original Medicare only and measures volume, not quality.
- What is Rebecca M. Toomsen's NPI number?
- 1275158909. 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 Rebecca M. Toomsen, 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 | 120 |
|---|---|
| Services billed to Medicare | 121 |
| Different services or procedures | 4 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)111 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%
- Arthritis65%
- Chronic kidney disease62%
- Ischemic heart disease43%
- Heart failure42%
Hospitals where Rebecca M. Toomsen works
Medicare's Facility Affiliation Data lists Rebecca M. Toomsen 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.
- CHI Health Bergan MercyOmaha, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280060
- CHI Health LakesideOmaha, NE · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 280130
Practice locations
Addresses where Rebecca M. Toomsen is enrolled with Medicare (CMS data updated October 2, 2026).
- 7500 Mercy RdOmaha, NE 68124 (402) 398‑5580
- 800 Mercy DrCouncil Bluffs, IA 51503 (712) 328‑5490
Group practices
Medicare enrollment lists Rebecca M. Toomsen as a member of this group (CMS data updated October 2, 2026).
- Alegent Creighton Clinic963 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Omaha
Clinicians with the same Medicare primary specialty in Omaha, NE — not a recommendation.
Other clinicians in Alegent Creighton Clinic
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| School | University Of Nebraska College Of Medicine |
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275158909 |
| 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