Quick answers
- Does Rebecca H. Oudsema accept Medicare assignment?
- Yes. Medicare's clinician data says Rebecca H. Oudsema 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 H. Oudsema see?
- In 2024, CMS data shows 438 Original Medicare patients and 897 services for Rebecca H. Oudsema. This counts Original Medicare only and measures volume, not quality.
- What is Rebecca H. Oudsema's NPI number?
- 1437563756. 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 H. Oudsema, 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 | 438 |
|---|---|
| Services billed to Medicare | 897 |
| Different services or procedures | 22 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Screening mammography (77067)294 services
- Screening 3d breast mammography (77063)273 services
- Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) (G0279)94 services
- Diagnostic mammography of 1 breast (77065)73 services
- Limited ultrasound scan of 1 breast (76642)50 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 pressure57%
- High cholesterol51%
- Arthritis40%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)29%
- Anxiety23%
- Depression22%
Hospitals where Rebecca H. Oudsema works
Medicare's Facility Affiliation Data lists Rebecca H. Oudsema 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.
- University of Michigan Health SystemAnn Arbor, MI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 230046
Practice locations
Addresses where Rebecca H. Oudsema is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 22; the Medicare profile lists all.
- 1051 N Canton Cntr Rd, University of Michigan Med Peds AssociationAnn Arbor, MI 48187 (734) 844‑5400
- 1051 N Canton CtrCanton, MI 48187 (734) 844‑5390
- 1051 N Canton Ctr RdCanton, MI 48187
- 1051 N Canton Ctr Rd, Umhs Canton Health CenterCanton, MI 48187
- 1500 E Medical Ctr, Suite 0331Ann Arbor, MI 48109 (734) 936‑5738
Group practices
Medicare enrollment lists Rebecca H. Oudsema as a member of this group (CMS data updated October 2, 2026).
- Regents of the University of Michigan3,346 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Ann Arbor
Clinicians with the same Medicare primary specialty in Ann Arbor, MI — not a recommendation.
Other clinicians in Regents of the University of Michigan
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2014 (12 years since medical school) |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437563756 |
| 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