Quick answers
- Does Kilauren C. McMahon accept Medicare assignment?
- Yes. Medicare's clinician data says Kilauren C. McMahon 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 Kilauren C. McMahon's NPI number?
- 1912865445. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Kilauren C. McMahon is enrolled with Medicare (CMS data updated October 2, 2026).
- 1418 Cross St, Suite 180Shiloh, IL 62269 (314) 454‑8181
- 4500 Memorial DrBelleville, IL 62226 (618) 233‑7750
Group practices
Medicare enrollment lists Kilauren C. McMahon as a member of this group (CMS data updated October 2, 2026).
- Washington University Physicians in Illinois Inc175 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Shiloh
Clinicians with the same Medicare primary specialty in Shiloh, IL — not a recommendation.
Other clinicians in Washington University Physicians in Illinois Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2025 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1912865445 |
| 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
- 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