Quick answers
- Where does Kristen Sinclair see patients?
- Medicare's clinician data lists 2 practice locations, including O Fallon, IL and Granite City, IL. Call before your visit to confirm the address.
- What is Kristen Sinclair's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Kristen Sinclair accept Medicare assignment?
- Yes. Medicare's clinician data says Kristen Sinclair 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 Kristen Sinclair?
- (618) 206-5076, as listed in official Medicare / NPI Registry data.
- What is Kristen Sinclair's NPI number?
- 1669209904. 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 Kristen Sinclair is enrolled with Medicare (CMS data updated 2026-10-02).
- 1711 W Hwy 50O Fallon, IL 62269 (618) 206‑5076
- 2861 Madison AveGranite City, IL 62040 (618) 709‑7723
Group practices
Medicare enrollment lists Kristen Sinclair as a member of these groups (CMS data updated 2026-10-02).
- Physicians Immediate Care North Chicago LLC257 clinicians in the group
- Granite City Urgent Care Walk-In Clinic5 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in O Fallon
Clinicians with the same Medicare primary specialty in O Fallon, IL — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1669209904 |
| 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