Quick answers
- Which hospitals does Ashley Siefkas work at?
- Medicare's official clinician data lists Ashley Siefkas at 1 hospital: Compass Memorial Healthcare. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ashley Siefkas see patients?
- Medicare's clinician data lists 3 practice locations, including Marengo, IA and Williamsburg, IA. Call before your visit to confirm the address.
- What is Ashley Siefkas's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Ashley Siefkas accept Medicare assignment?
- Yes. Medicare's clinician data says Ashley Siefkas 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.
- What is Ashley Siefkas's NPI number?
- 1760364897. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ashley Siefkas works
Medicare's Facility Affiliation Data lists Ashley Siefkas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Compass Memorial HealthcareMarengo, IA · Critical Access Hospital · CCN 161317
Practice locations
Addresses where Ashley Siefkas is enrolled with Medicare (CMS data updated 2026-10-02).
- 300 W May StMarengo, IA 52301
- 300 W May St, Suite AMarengo, IA 52301
- 498 N Highland St, Williamsburg Family Medical ClinicWilliamsburg, IA 52361
Group practices
Medicare enrollment lists Ashley Siefkas as a member of this group (CMS data updated 2026-10-02).
- Marengo Memorial Hospital43 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Marengo
Clinicians with the same Medicare primary specialty in Marengo, IA — not a recommendation.
Clinician information
| Graduation year | 2024 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1760364897 |
| 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