Quick answers
- Which hospitals does Jack W. Jennings work at?
- Medicare's official clinician data lists Jack W. Jennings at 5 hospitals: Barnes Jewish Hospital, Barnes-Jewish West County Hospital, Christian Hospital Northeast, Memorial Hospital and Missouri Baptist Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jack W. Jennings see patients?
- Medicare's clinician data lists 13 practice locations, including Saint Louis, MO, Chesterfield, MO and Ballwin, MO. Call before your visit to confirm the address.
- What is Jack W. Jennings's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty.
- Does Jack W. Jennings accept Medicare assignment?
- Yes. Medicare's clinician data says Jack W. Jennings 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 Jack W. Jennings?
- (314) 362-7000, as listed in official Medicare / NPI Registry data.
- What is Jack W. Jennings's NPI number?
- 1164552774. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jack W. Jennings works
Medicare's Facility Affiliation Data lists Jack W. Jennings at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Barnes Jewish HospitalSaint Louis, MO · Acute Care Hospital · CCN 260032
- Barnes-Jewish West County HospitalCreve Coeur, MO · Acute Care Hospital · CCN 260162
- Christian Hospital NortheastSaint Louis, MO · Acute Care Hospital · CCN 260180
- Memorial HospitalBelleville, IL · Acute Care Hospital · CCN 140185
- Missouri Baptist Medical CenterSaint Louis, MO · Acute Care Hospital · CCN 260108
Practice locations
Addresses where Jack W. Jennings is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 13; the Medicare profile lists all.
- 1 Barnes Jew Hosp PlzSaint Louis, MO 63110 (314) 362‑7000
- 11133 Dunn RdSaint Louis, MO 63136
- 12634 Olive BlvdSaint Louis, MO 63141 (314) 996‑8000
- 14532 S Outer 40 RdChesterfield, MO 63017 (314) 514‑3500
- 15425 Manchester RdBallwin, MO 63011 (636) 220‑6969
Group practices
Medicare enrollment lists Jack W. Jennings as a member of these groups (CMS data updated 2026-10-02).
- Washington University3,029 clinicians in the group
- Physical Therapy Spine and Sports Medicine LLC129 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
Other radiologists in Saint Louis
Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of South Florida College Of Medicine |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164552774 |
| 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