Quick answers
- Which hospitals does Adam Olszewski work at?
- Medicare's official clinician data lists Adam Olszewski at 5 hospitals: Mercy Hospital Carthage, Mercy Hospital Joplin, Mercy Hospital Northwest Arkansas, Mercy Hospital Springfield and Mercy St Francis Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Adam Olszewski see patients?
- Medicare's clinician data lists 3 practice locations, including Joplin, MO, Springfield, MO and Nixa, MO. Call before your visit to confirm the address.
- What is Adam Olszewski's specialty?
- Medicare lists Neurosurgery as the primary specialty.
- Does Adam Olszewski accept Medicare assignment?
- Yes. Medicare's clinician data says Adam Olszewski 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.
- Does Adam Olszewski offer telehealth?
- Medicare's clinician data says Adam Olszewski offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Adam Olszewski?
- (417) 556-6875, as listed in official Medicare / NPI Registry data.
- What is Adam Olszewski's NPI number?
- 1164818753. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Adam Olszewski works
Medicare's Facility Affiliation Data lists Adam Olszewski at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Mercy Hospital CarthageCarthage, MO · Critical Access Hospital · CCN 261338
- Mercy Hospital JoplinJoplin, MO · Acute Care Hospital · CCN 260001
- Mercy Hospital Northwest ArkansasRogers, AR · Acute Care Hospital · CCN 040010
- Mercy Hospital SpringfieldSpringfield, MO · Acute Care Hospital · CCN 260065
- Mercy St Francis HospitalMountain View, MO · Critical Access Hospital · CCN 261335
Practice locations
Addresses where Adam Olszewski is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Mercy Way, Suite 430Joplin, MO 64804 (417) 556‑6875
- 1229 E Seminole StSpringfield, MO 65804 (417) 820‑5150
- 940 W Mount Vernon St, 110 Mc Imaging Services NixaNixa, MO 65714 (417) 724‑5450
Group practices
Medicare enrollment lists Adam Olszewski as a member of these groups (CMS data updated 2026-10-02).
- Mercy Clinic Springfield Communities1,120 clinicians in the group
- Mercy Clinic Joplin LLC295 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Joplin
Clinicians with the same Medicare primary specialty in Joplin, MO — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1164818753 |
| 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