Quick answers
- Does Joanna A. Cantwell accept Medicare assignment?
- Yes. Medicare's clinician data says Joanna A. Cantwell 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 Joanna A. Cantwell's NPI number?
- 1588454508. 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 A. Cantwell works
Medicare's Facility Affiliation Data lists Joanna A. Cantwell 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.
- Frye Regional Medical CenterHickory, NC · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 340116
Practice locations
Addresses where Joanna A. Cantwell is enrolled with Medicare (CMS data updated October 2, 2026).
- 180 River Bend DrGranite Falls, NC 28630 (828) 757‑5100
- 420 N Ctr StHickory, NC 28601 (828) 315‑5000
Group practices
Medicare enrollment lists Joanna A. Cantwell as a member of this group (CMS data updated October 2, 2026).
- East Carolina Anesthesia Associates PLLC696 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), North Carolina →
Other nurse anesthetists in Granite Falls
Clinicians with the same Medicare primary specialty in Granite Falls, NC — not a recommendation.
Other clinicians in East Carolina Anesthesia Associates PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1588454508 |
| 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