Quick answers
- Which hospitals does Mark L. Wantz work at?
- Medicare's official clinician data lists Mark L. Wantz at 4 hospitals: Braxton County Memorial Hospital, Inc, Charleston Area Medical Center, Summersville Regional Medical Center and Thomas Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark L. Wantz see patients?
- Medicare's clinician data lists 2 practice locations, including Summersville, WV. Call before your visit to confirm the address.
- What is Mark L. Wantz's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Mark L. Wantz accept Medicare assignment?
- Yes. Medicare's clinician data says Mark L. Wantz 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 Mark L. Wantz?
- (304) 872-5090, as listed in official Medicare / NPI Registry data.
- What is Mark L. Wantz's NPI number?
- 1235128083. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark L. Wantz works
Medicare's Facility Affiliation Data lists Mark L. Wantz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Braxton County Memorial Hospital, IncGassaway, WV · Critical Access Hospital · CCN 511308
- Charleston Area Medical CenterCharleston, WV · Acute Care Hospital · CCN 510022
- Summersville Regional Medical CenterSummersville, WV · Critical Access Hospital · CCN 511322
- Thomas Memorial HospitalSouth Charleston, WV · Acute Care Hospital · CCN 510029
Practice locations
Addresses where Mark L. Wantz is enrolled with Medicare (CMS data updated 2026-10-02).
- 350 Fairview Heights RdSummersville, WV 26651 (304) 872‑5090
- 400 Fairview Heighs RdSummersville, WV 26651
Group practices
Medicare enrollment lists Mark L. Wantz as a member of this group (CMS data updated 2026-10-02).
- West Virginia Health Care Cooperative Inc61 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Summersville
Clinicians with the same Medicare primary specialty in Summersville, WV — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loma Linda University School Of Medicine |
| Graduation year | 1983 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1235128083 |
| 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