Quick answers
- Which hospitals does Arnold Smith work at?
- Medicare's official clinician data lists Arnold Smith at 4 hospitals: Mercy Hospital Fort Smith, Mercy Hospital Ozark, Mercy Hospital Paris and North Arkansas Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Arnold Smith see patients?
- Medicare's clinician data lists 2 practice locations, including Harrison, AR and Fort Smith, AR. Call before your visit to confirm the address.
- What is Arnold Smith's specialty?
- Medicare lists Radiation Oncology as the primary specialty.
- Does Arnold Smith accept Medicare assignment?
- Yes. Medicare's clinician data says Arnold Smith 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 Arnold Smith?
- (870) 414-4000, as listed in official Medicare / NPI Registry data.
- What is Arnold Smith's NPI number?
- 1346213311. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Arnold Smith works
Medicare's Facility Affiliation Data lists Arnold Smith at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital Fort SmithFort Smith, AR · Acute Care Hospital · CCN 040062
- Mercy Hospital OzarkOzark, AR · Critical Access Hospital · CCN 041303
- Mercy Hospital ParisParis, AR · Critical Access Hospital · CCN 041300
- North Arkansas Regional Medical CenterHarrison, AR · Acute Care Hospital · CCN 040017
Practice locations
Addresses where Arnold Smith is enrolled with Medicare (CMS data updated 2026-10-02).
- 620 N Main St, Suite 2bHarrison, AR 72601 (870) 414‑4000
- 7301 Rogers AveFort Smith, AR 72903 (479) 314‑5175
Group practices
Medicare enrollment lists Arnold Smith as a member of these groups (CMS data updated 2026-10-02).
- Mercy Clinic Fort Smith Communities372 clinicians in the group
- North Arkansas Regional Medical Center82 clinicians in the group
Specialties
- Radiation Oncologyprimary
Other radiation oncologists in Arkansas
Clinicians with the same Medicare primary specialty in Arkansas — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Washington University School Of Medicine |
| Graduation year | 1998 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346213311 |
| 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