Quick answers
- Which hospitals does Derek Roydavis work at?
- Medicare's official clinician data lists Derek Roydavis at 2 hospitals: Advocate Lutheran General Hospital and Advocate Sherman Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Derek Roydavis see patients?
- Medicare's clinician data lists 3 practice locations, including Elgin, IL, Park Ridge, IL and Buffalo Grove, IL. Call before your visit to confirm the address.
- What is Derek Roydavis's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Derek Roydavis accept Medicare assignment?
- Yes. Medicare's clinician data says Derek Roydavis 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 Derek Roydavis?
- (847) 742-9800, as listed in official Medicare / NPI Registry data.
- What is Derek Roydavis's NPI number?
- 1265102826. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Derek Roydavis works
Medicare's Facility Affiliation Data lists Derek Roydavis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Lutheran General HospitalPark Ridge, IL · Acute Care Hospital · CCN 140223
- Advocate Sherman HospitalElgin, IL · Acute Care Hospital · CCN 140030
Practice locations
Addresses where Derek Roydavis is enrolled with Medicare (CMS data updated 2026-10-02).
- 1425 N Randall RdElgin, IL 60123 (847) 742‑9800
- 1775 Dempster StPark Ridge, IL 60068
- 214 McHenry RdBuffalo Grove, IL 60089 (847) 459‑1160
Group practices
Medicare enrollment lists Derek Roydavis 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 Elgin
Clinicians with the same Medicare primary specialty in Elgin, IL — not a recommendation.
Clinician information
| Graduation year | 2021 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265102826 |
| 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