Quick answers
- Which hospitals does Thomas R. King work at?
- Medicare's official clinician data lists Thomas R. King at 5 hospitals: Alton Memorial Hospital, Christian Hospital Northeast, Memorial Hospital, SSM St Joseph Health Center and SSM St Joseph Hospital West. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thomas R. King see patients?
- Medicare's clinician data lists 8 practice locations, including Alton, IL, Fenton, MO and Saint Louis, MO. Call before your visit to confirm the address.
- What is Thomas R. King's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Internal Medicine.
- Does Thomas R. King accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas R. King 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 Thomas R. King?
- (314) 839-5522, as listed in official Medicare / NPI Registry data.
- What is Thomas R. King's NPI number?
- 1639162530. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thomas R. King works
Medicare's Facility Affiliation Data lists Thomas R. King at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Alton Memorial HospitalAlton, IL · Acute Care Hospital · CCN 140002
- Christian Hospital NortheastSaint Louis, MO · Acute Care Hospital · CCN 260180
- Memorial HospitalBelleville, IL · Acute Care Hospital · CCN 140185
- SSM St Joseph Health CenterSaint Charles, MO · Acute Care Hospital · CCN 260005
- SSM St Joseph Hospital WestLake Saint Louis, MO · Acute Care Hospital · CCN 260200
Practice locations
Addresses where Thomas R. King is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 1 Memorial Dr AdministrationAlton, IL 62002
- 1011 Bowles AveFenton, MO 63026
- 1035 Bellevue Ave, Suite 500Saint Louis, MO 63117
- 11125 Dunn Rd, Suite 204Saint Louis, MO 63136 (314) 839‑5522
- 13303 Tesson Ferry Rd, Suite 55Saint Louis, MO 63128 (314) 270‑3260
Group practices
Medicare enrollment lists Thomas R. King as a member of these groups (CMS data updated 2026-10-02).
- SSM Medical Group Inc568 clinicians in the group
- Alton Memorial Physician Billing Services LLC11 clinicians in the group
- Christian Hospital Physician Billing Services LLC11 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Illinois →
Other cardiologists in Alton
Clinicians with the same Medicare primary specialty in Alton, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Washington University School Of Medicine |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1639162530 |
| 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