Quick answers
- Which hospitals does Guy W. Chambers Iii work at?
- Medicare's official clinician data lists Guy W. Chambers Iii at 2 hospitals: Barnes Jewish Hospital and Missouri Baptist Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Guy W. Chambers Iii see patients?
- Medicare's clinician data lists 1 practice location in Saint Louis, MO. Call before your visit to confirm the address.
- What is Guy W. Chambers Iii's specialty?
- Medicare lists Infectious Disease as the primary specialty.
- Does Guy W. Chambers Iii accept Medicare assignment?
- Yes. Medicare's clinician data says Guy W. Chambers Iii 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 Guy W. Chambers Iii?
- (314) 996-5000, as listed in official Medicare / NPI Registry data.
- What is Guy W. Chambers Iii's NPI number?
- 1215039128. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Guy W. Chambers Iii works
Medicare's Facility Affiliation Data lists Guy W. Chambers Iii 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
- Missouri Baptist Medical CenterSaint Louis, MO · Acute Care Hospital · CCN 260108
Practice locations
Addresses where Guy W. Chambers Iii is enrolled with Medicare (CMS data updated 2026-10-02).
- 3015 N Ballas RdSaint Louis, MO 63131 (314) 996‑5000
Specialties
- Infectious Diseaseprimary
Other infectious disease doctors 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 Massachusetts Medical School |
| Graduation year | 1979 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215039128 |
| 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