Quick answers
- Which hospitals does Brian A. Leonard work at?
- Medicare's official clinician data lists Brian A. Leonard at 2 hospitals: Centura Health-St Anthony North Health Campus and Good Samaritan Medical Center LLC. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Brian A. Leonard see patients?
- Medicare's clinician data lists 1 practice location in Thornton, CO. Call before your visit to confirm the address.
- What is Brian A. Leonard's specialty?
- Medicare lists Family Practice as the primary specialty, and also Osteopathic Manipulative Medicine.
- Does Brian A. Leonard accept Medicare assignment?
- Yes. Medicare's clinician data says Brian A. Leonard 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 Brian A. Leonard?
- (303) 673-1500, as listed in official Medicare / NPI Registry data.
- What is Brian A. Leonard's NPI number?
- 1265683098. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Brian A. Leonard works
Medicare's Facility Affiliation Data lists Brian A. Leonard at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Centura Health-St Anthony North Health CampusWestminster, CO · Acute Care Hospital · CCN 060104
- Good Samaritan Medical Center LLCLafayette, CO · Acute Care Hospital · CCN 060116
Practice locations
Addresses where Brian A. Leonard is enrolled with Medicare (CMS data updated 2026-10-02).
- 1181 E 120th Ave Unit A, Thornton ClinicThornton, CO 80233 (303) 673‑1500
Group practices
Medicare enrollment lists Brian A. Leonard as a member of this group (CMS data updated 2026-10-02).
- Intermountain Medical Group Denver LLC568 clinicians in the group
Specialties
Other family doctors in Thornton
Clinicians with the same Medicare primary specialty in Thornton, CO — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1265683098 |
| 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