Quick answers
- Which hospitals does Tammy F. Ryan work at?
- Medicare's official clinician data lists Tammy F. Ryan at 1 hospital: Saint James Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Tammy F. Ryan see patients?
- Medicare's clinician data lists 1 practice location in Pontiac, IL. Call before your visit to confirm the address.
- What is Tammy F. Ryan's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Tammy F. Ryan accept Medicare assignment?
- Yes. Medicare's clinician data says Tammy F. Ryan 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 Tammy F. Ryan?
- (815) 844-2001, as listed in official Medicare / NPI Registry data.
- What is Tammy F. Ryan's NPI number?
- 1962642504. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Tammy F. Ryan works
Medicare's Facility Affiliation Data lists Tammy F. Ryan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Saint James HospitalPontiac, IL · Acute Care Hospital · CCN 140161
Practice locations
Addresses where Tammy F. Ryan is enrolled with Medicare (CMS data updated 2026-10-02).
- 2500 W Reynolds St, 207 OSF Healthcare Medical Group PontiacPontiac, IL 61764 (815) 844‑2001
Group practices
Medicare enrollment lists Tammy F. Ryan as a member of this group (CMS data updated 2026-10-02).
- Saint James Hospital74 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Pontiac
Clinicians with the same Medicare primary specialty in Pontiac, IL — not a recommendation.
Clinician information
| Graduation year | 2004 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1962642504 |
| 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