Quick answers
- Does Naomi J. Von Hollen accept Medicare assignment?
- Yes. Medicare's clinician data says Naomi J. Von Hollen 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.
- What is Naomi J. Von Hollen's NPI number?
- 1376596361. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Naomi J. Von Hollen works
Medicare's Facility Affiliation Data lists Naomi J. Von Hollen 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.
- MercyOne Dubuque Medical CenterDubuque, IA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 160069
- MercyOne Dyersville Medical CenterDyersville, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161378
- MercyOne Elkader Medical CenterElkader, IA · Critical Access Hospital · Emergency services: listed by Medicare · CCN 161319
Practice locations
Addresses where Naomi J. Von Hollen is enrolled with Medicare (CMS data updated October 2, 2026).
- 1000 Langworthy StDubuque, IA 52001 (563) 584‑4100
Group practices
Medicare enrollment lists Naomi J. Von Hollen as a member of this group (CMS data updated October 2, 2026).
- Medical Associates Clinic P C233 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Dubuque
Clinicians with the same Medicare primary specialty in Dubuque, IA — not a recommendation.
Other clinicians in Medical Associates Clinic P C
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1993 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1376596361 |
| 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
- 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