Quick answers
- Which hospitals does Sara A. Shaffer work at?
- Medicare's official clinician data lists Sara A. Shaffer at 1 hospital: MercyOne Waterloo Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sara A. Shaffer see patients?
- Medicare's clinician data lists 2 practice locations, including Oelwein, IA and Cedar Falls, IA. Call before your visit to confirm the address.
- What is Sara A. Shaffer's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Sara A. Shaffer accept Medicare assignment?
- Yes. Medicare's clinician data says Sara A. Shaffer accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Sara A. Shaffer offer telehealth?
- Medicare's clinician data says Sara A. Shaffer offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Sara A. Shaffer?
- (319) 575-5800, as listed in official Medicare / NPI Registry data.
- What is Sara A. Shaffer's NPI number?
- 1033895867. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sara A. Shaffer works
Medicare's Facility Affiliation Data lists Sara A. Shaffer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MercyOne Waterloo Medical CenterWaterloo, IA · Acute Care Hospital · CCN 160067
Practice locations
Addresses where Sara A. Shaffer is enrolled with Medicare (CMS data updated 2026-10-02).
- 129 8th Ave SEOelwein, IA 50662
- 226 Bluebell RdCedar Falls, IA 50613 (319) 575‑5800
Group practices
Medicare enrollment lists Sara A. Shaffer as a member of this group (CMS data updated 2026-10-02).
- Covenant Medical Center Inc235 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Oelwein
Clinicians with the same Medicare primary specialty in Oelwein, IA — not a recommendation.
Clinician information
| Graduation year | 2023 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1033895867 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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