Quick answers
- Which hospitals does Alan W. Steube work at?
- Medicare's official clinician data lists Alan W. Steube at 1 hospital: Mercy Hospital St Louis. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alan W. Steube see patients?
- Medicare's clinician data lists 2 practice locations, including O Fallon, MO and Saint Louis, MO. Call before your visit to confirm the address.
- What is Alan W. Steube's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Alan W. Steube accept Medicare assignment?
- Yes. Medicare's clinician data says Alan W. Steube 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.
- Does Alan W. Steube offer telehealth?
- Medicare's clinician data says Alan W. Steube offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Alan W. Steube?
- (636) 755-4400, as listed in official Medicare / NPI Registry data.
- What is Alan W. Steube's NPI number?
- 1740857457. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Alan W. Steube works
Medicare's Facility Affiliation Data lists Alan W. Steube at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital St LouisSaint Louis, MO · Acute Care Hospital · CCN 260020
Practice locations
Addresses where Alan W. Steube is enrolled with Medicare (CMS data updated 2026-10-02).
- 2223 Technology Dr, Suite 40O Fallon, MO 63368 (636) 755‑4400
- 7212 Balson AveSaint Louis, MO 63130
Group practices
Medicare enrollment lists Alan W. Steube as a member of these groups (CMS data updated 2026-10-02).
- Mercy Clinic East Communities571 clinicians in the group
- Aging Well Health Care, LLC238 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in O Fallon
Clinicians with the same Medicare primary specialty in O Fallon, MO — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1740857457 |
| 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