Quick answers
- Does Rebecca D. Ziehr accept Medicare assignment?
- Yes. Medicare's clinician data says Rebecca D. Ziehr 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 D. Ziehr see?
- In 2024, CMS data shows 302 Original Medicare patients and 338 services for Rebecca D. Ziehr. This counts Original Medicare only and measures volume, not quality.
- What is Rebecca D. Ziehr's NPI number?
- 1245646934. 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 D. Ziehr, 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 | 302 |
|---|---|
| Services billed to Medicare | 338 |
| Different services or procedures | 23 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Emergency department visit with low level of medical decision making (99283)136 services
- Emergency department visit with moderate level of medical decision making (99284)120 services
- Emergency department visit with high level of medical decision making (99285)30 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 pressure72%
- High cholesterol71%
- Arthritis53%
- Ischemic heart disease28%
- Anxiety28%
- Diabetes26%
Hospitals where Rebecca D. Ziehr works
Medicare's Facility Affiliation Data lists Rebecca D. Ziehr 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.
- Citizens Memorial HospitalBolivar, MO · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 260195
- Cox Medical Center BransonBranson, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260094
- Cox Monett HospitalMonett, MO · Critical Access Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 261329
- Mercy Hospital SpringfieldSpringfield, MO · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 260065
- North Arkansas Regional Medical CenterHarrison, AR · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 040017
Practice locations
Addresses where Rebecca D. Ziehr is enrolled with Medicare (CMS data updated October 2, 2026).
- 1235 E Cherokee StSpringfield, MO 65804 (417) 820‑2600
- 1500 N Oakland Ave, Citizens Memorial HospitalBolivar, MO 65613 (417) 326‑6000
- 525 Branson Landing BlvdBranson, MO 65616 (417) 335‑7000
Group practices
Medicare enrollment lists Rebecca D. Ziehr as a member of these groups (CMS data updated October 2, 2026).
- Mercy Clinic Springfield Communities1,120 clinicians in the group
- Skaggs Community Hospital Association221 clinicians in the group
- Citizens Memorial Hospital District54 clinicians in the group
- Mercy Hospital Springfield51 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Springfield
Clinicians with the same Medicare primary specialty in Springfield, MO — not a recommendation.
Other clinicians in Mercy Clinic Springfield Communities
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1245646934 |
| 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