Quick answers
- Which hospitals does Alan D. Brook work at?
- Medicare's official clinician data lists Alan D. Brook at 5 hospitals: Barnes Jewish Hospital, Barnes-Jewish St Peters Hospital, Christian Hospital Northeast, Mercy Hospital Perry and Progress West Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Alan D. Brook see patients?
- Medicare's clinician data lists 8 practice locations, including Saint Peters, MO, Saint Louis, MO and St Louis, MO. Call before your visit to confirm the address.
- What is Alan D. Brook's specialty?
- Medicare lists Pulmonary Disease as the primary specialty, and also Internal Medicine.
- Does Alan D. Brook accept Medicare assignment?
- Yes. Medicare's clinician data says Alan D. Brook 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 Alan D. Brook?
- (636) 916-9406, as listed in official Medicare / NPI Registry data.
- What is Alan D. Brook's NPI number?
- 1316938863. 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 D. Brook works
Medicare's Facility Affiliation Data lists Alan D. Brook 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 St Peters HospitalSaint Peters, MO · Acute Care Hospital · CCN 260191
- Christian Hospital NortheastSaint Louis, MO · Acute Care Hospital · CCN 260180
- Mercy Hospital PerryPerryville, MO · Critical Access Hospital · CCN 261311
- Progress West HospitalOfallon, MO · Acute Care Hospital · CCN 260219
Practice locations
Addresses where Alan D. Brook is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 10 Hospital DrSaint Peters, MO 63376 (636) 916‑9406
- 11133 Dunn RdSaint Louis, MO 63136
- 11133 Dunn Rd, Suite 2335St Louis, MO 63136
- 11133 Dunn Rd, Suite 2335Saint Louis, MO 63136 (314) 653‑5007
- 210 Hospital Ln, Suite 201Perryville, MO 63775 (573) 768‑3355
Group practices
Medicare enrollment lists Alan D. Brook as a member of these groups (CMS data updated 2026-10-02).
- Mercy Hospital Perry117 clinicians in the group
- Pulmonary Consultants Inc10 clinicians in the group
Specialties
- Pulmonary Diseaseprimary
- Internal Medicinealso
Other pulmonologists in Saint Peters
Clinicians with the same Medicare primary specialty in Saint Peters, MO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1316938863 |
| 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