Quick answers
- Where does Katelyn E. Derosa see patients?
- Medicare's clinician data lists 3 practice locations, including Naperville, IL, Aurora, IL and Oswego, IL. Call before your visit to confirm the address.
- What is Katelyn E. Derosa's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Katelyn E. Derosa accept Medicare assignment?
- Yes. Medicare's clinician data says Katelyn E. Derosa 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 Katelyn E. Derosa?
- (630) 851-3105, as listed in official Medicare / NPI Registry data.
- What is Katelyn E. Derosa's NPI number?
- 1346732021. 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 Katelyn E. Derosa is enrolled with Medicare (CMS data updated 2026-10-02).
- 1508 Aurora AveNaperville, IL 60540
- 4100 Healthway DrAurora, IL 60504 (630) 851‑3105
- 80 Templeton DrOswego, IL 60543 (630) 554‑3456
Group practices
Medicare enrollment lists Katelyn E. Derosa as a member of this group (CMS data updated 2026-10-02).
- Advocate Health and Hospitals Corporation3,118 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Naperville
Clinicians with the same Medicare primary specialty in Naperville, IL — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346732021 |
| 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 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