Quick answers
- Which hospitals does Jonas V. Sidrys work at?
- Medicare's official clinician data lists Jonas V. Sidrys at 3 hospitals: Cody Regional Health, Cookeville Regional Medical Center and OSF Saint Elizabeth MDL Ctr. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonas V. Sidrys see patients?
- Medicare's clinician data lists 2 practice locations, including Cookeville, TN and Peoria, IL. Call before your visit to confirm the address.
- What is Jonas V. Sidrys's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does Jonas V. Sidrys accept Medicare assignment?
- Yes. Medicare's clinician data says Jonas V. Sidrys 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 Jonas V. Sidrys?
- (931) 783-2497, as listed in official Medicare / NPI Registry data.
- What is Jonas V. Sidrys's NPI number?
- 1124068275. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonas V. Sidrys works
Medicare's Facility Affiliation Data lists Jonas V. Sidrys at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cody Regional HealthCody, WY · Critical Access Hospital · CCN 531312
- Cookeville Regional Medical CenterCookeville, TN · Acute Care Hospital · CCN 440059
- OSF Saint Elizabeth MDL CtrPeru, IL · Acute Care Hospital · CCN 140110
Practice locations
Addresses where Jonas V. Sidrys is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Medical Ctr BlvdCookeville, TN 38501 (931) 783‑2497
- 8600 State Route 91, Suite 130Peoria, IL 61615 (309) 683‑5050
Group practices
Medicare enrollment lists Jonas V. Sidrys as a member of these groups (CMS data updated 2026-10-02).
- OSF Multi-Specialty Group2,114 clinicians in the group
- Cookeville Regional Medical Center51 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Cookeville
Clinicians with the same Medicare primary specialty in Cookeville, TN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loyola University Of Chicago, Stritch School Of Medicine |
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1124068275 |
| 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