Quick answers
- Which hospitals does David Butler work at?
- Medicare's official clinician data lists David Butler at 5 hospitals: NorthBay Medical Center, OSF Saint Anthony's Health Center, SSM Health Depaul Hospital St Louis, SSM Health Saint Louis University Hospital and SSM Health St Mary's Hospital - St Louis. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David Butler see patients?
- Medicare's clinician data lists 8 practice locations, including Saint Louis, MO, Vacaville, CA and Saint Charles, MO. Call before your visit to confirm the address.
- What is David Butler's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does David Butler accept Medicare assignment?
- Yes. Medicare's clinician data says David Butler 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 David Butler?
- (608) 280-4647, as listed in official Medicare / NPI Registry data.
- What is David Butler's NPI number?
- 1598789489. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David Butler works
Medicare's Facility Affiliation Data lists David Butler at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- NorthBay Medical CenterFairfield, CA · Acute Care Hospital · CCN 050367
- OSF Saint Anthony's Health CenterAlton, IL · Acute Care Hospital · CCN 140052
- SSM Health Depaul Hospital St LouisBridgeton, MO · Acute Care Hospital · CCN 260104
- SSM Health Saint Louis University HospitalSaint Louis, MO · Acute Care Hospital · CCN 260105
- SSM Health St Mary's Hospital - St LouisSaint Louis, MO · Acute Care Hospital · CCN 260091
Practice locations
Addresses where David Butler is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 10101 Woodfield LnSaint Louis, MO 63132 (608) 280‑4647
- 1020 Nut Tree Rd, Suite 190Vacaville, CA 95687 (707) 624‑8100
- 1201 S Grand BlvdSaint Louis, MO 63104 (314) 617‑2000
- 1225 S Grand BlvdSaint Louis, MO 63104
- 1475 Kisker Rd, Suite 180Saint Charles, MO 63304 (636) 442‑7300
Group practices
Medicare enrollment lists David Butler as a member of these groups (CMS data updated 2026-10-02).
- OSF Multi-Specialty Group2,114 clinicians in the group
- SSM Health Care Group940 clinicians in the group
- SSM Medical Group Inc568 clinicians in the group
- NorthBay Physicians Surgery Center, LLC324 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists 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 Virginia School Of Medicine |
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1598789489 |
| 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