Quick answers
- Which hospitals does Nathaniel S. Gregoire work at?
- Medicare's official clinician data lists Nathaniel S. Gregoire at 3 hospitals: Abraham Lincoln Memorial Hospital, St Johns Hospital and Taylorville Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Nathaniel S. Gregoire see patients?
- Medicare's clinician data lists 8 practice locations, including Lincoln, IL, Chatham, IL and Springfield, IL. Call before your visit to confirm the address.
- What is Nathaniel S. Gregoire's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Nathaniel S. Gregoire accept Medicare assignment?
- Yes. Medicare's clinician data says Nathaniel S. Gregoire 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 Nathaniel S. Gregoire?
- (217) 735-9555, as listed in official Medicare / NPI Registry data.
- What is Nathaniel S. Gregoire's NPI number?
- 1477956811. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Nathaniel S. Gregoire works
Medicare's Facility Affiliation Data lists Nathaniel S. Gregoire at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Abraham Lincoln Memorial HospitalLincoln, IL · Critical Access Hospital · CCN 141322
- St Johns HospitalSpringfield, IL · Acute Care Hospital · CCN 140053
- Taylorville Memorial HospitalTaylorville, IL · Critical Access Hospital · CCN 141339
Practice locations
Addresses where Nathaniel S. Gregoire is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 100 Stahlhut DrLincoln, IL 62656 (217) 735‑9555
- 101 E Plummer BlvdChatham, IL 62629
- 1025 S 6th StSpringfield, IL 62703 (217) 528‑7541
- 1603 W Washington St, Suite BSpringfield, IL 62702
- 3501 Old Jacksonville RdSpringfield, IL 62711 (217) 528‑7541
Group practices
Medicare enrollment lists Nathaniel S. Gregoire as a member of these groups (CMS data updated 2026-10-02).
- Springfield Clinic, LLP687 clinicians in the group
- Memorial Physician Services165 clinicians in the group
- Family Medical Center of Lincoln, LLC22 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Lincoln
Clinicians with the same Medicare primary specialty in Lincoln, IL — not a recommendation.
Clinician information
| Graduation year | 2014 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1477956811 |
| 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