Quick answers
- Which hospitals does Brian J. Duff work at?
- Medicare's official clinician data lists Brian J. Duff at 1 hospital: Cox Medical Centers. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Brian J. Duff see patients?
- Medicare's clinician data lists 2 practice locations, including Nixa, MO and Springfield, MO. Call before your visit to confirm the address.
- What is Brian J. Duff's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Brian J. Duff accept Medicare assignment?
- Yes. Medicare's clinician data says Brian J. Duff 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 J. Duff?
- (417) 269-2227, as listed in official Medicare / NPI Registry data.
- What is Brian J. Duff's NPI number?
- 1447411145. 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 J. Duff works
Medicare's Facility Affiliation Data lists Brian J. Duff at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cox Medical CentersSpringfield, MO · Acute Care Hospital · CCN 260040
Practice locations
Addresses where Brian J. Duff is enrolled with Medicare (CMS data updated 2026-10-02).
- 501 N Old Wilderness Rd, Coxhealth NixaNixa, MO 65714 (417) 269‑2227
- 607 W Battlefield StSpringfield, MO 65807 (417) 869‑2000
Group practices
Medicare enrollment lists Brian J. Duff as a member of these groups (CMS data updated 2026-10-02).
- Lester E Cox Medical Centers246 clinicians in the group
- Cherry Health Center, LLC90 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Nixa
Clinicians with the same Medicare primary specialty in Nixa, MO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447411145 |
| 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