Quick answers
- Which hospitals does Joanna Claussen work at?
- Medicare's official clinician data lists Joanna Claussen at 1 hospital: Franciscan Health Michigan City. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Joanna Claussen see patients?
- Medicare's clinician data lists 2 practice locations, including Portage, IN and Saint John, IN. Call before your visit to confirm the address.
- What is Joanna Claussen's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Joanna Claussen accept Medicare assignment?
- Yes. Medicare's clinician data says Joanna Claussen 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 the phone number for Joanna Claussen?
- (219) 764-8439, as listed in official Medicare / NPI Registry data.
- What is Joanna Claussen's NPI number?
- 1518617059. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Joanna Claussen works
Medicare's Facility Affiliation Data lists Joanna Claussen at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Franciscan Health Michigan CityMichigan City, IN · Acute Care Hospital · CCN 150015
Practice locations
Addresses where Joanna Claussen is enrolled with Medicare (CMS data updated 2026-10-02).
- 3283 Willowcreek RdPortage, IN 46368 (219) 764‑8439
- 8345 Wicker AveSaint John, IN 46373 (219) 627‑5077
Group practices
Medicare enrollment lists Joanna Claussen as a member of this group (CMS data updated 2026-10-02).
- Franciscan Physician Network1,170 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Portage
Clinicians with the same Medicare primary specialty in Portage, IN — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518617059 |
| 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