Quick answers
- Does Diana Stefanik accept Medicare assignment?
- Yes. Medicare's clinician data says Diana Stefanik 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 Diana Stefanik's NPI number?
- 1881057917. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Diana Stefanik works
Medicare's Facility Affiliation Data lists Diana Stefanik 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.
- Silver Cross Hospital and Medical CentersNew Lenox, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140213
Practice locations
Addresses where Diana Stefanik is enrolled with Medicare (CMS data updated October 2, 2026).
- 1870 Silver Cross BlvdNew Lenox, IL 60451 (815) 462‑3474
- 1890 Silver Cross Blvd, Suite 265New Lenox, IL 60451 (815) 727‑4292
- 2101 Waukegan RdBannockburn, IL 60015
Group practices
Medicare enrollment lists Diana Stefanik as a member of these groups (CMS data updated October 2, 2026).
- Illinois Bone and Joint Institute, LLC604 clinicians in the group
- Health Service Systems, Inc68 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in New Lenox
Clinicians with the same Medicare primary specialty in New Lenox, IL — not a recommendation.
Other clinicians in Illinois Bone and Joint Institute, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2015 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881057917 |
| 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