Quick answers
- Which hospitals does John R. Mattheis work at?
- Medicare's official clinician data lists John R. Mattheis at 1 hospital: McLeod Regional Medical Center-Pee Dee. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John R. Mattheis see patients?
- Medicare's clinician data lists 2 practice locations, including Florence, SC and Cheraw, SC. Call before your visit to confirm the address.
- What is John R. Mattheis's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does John R. Mattheis accept Medicare assignment?
- Yes. Medicare's clinician data says John R. Mattheis 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 John R. Mattheis?
- (843) 777-2000, as listed in official Medicare / NPI Registry data.
- What is John R. Mattheis's NPI number?
- 1053361329. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John R. Mattheis works
Medicare's Facility Affiliation Data lists John R. Mattheis at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- McLeod Regional Medical Center-Pee DeeFlorence, SC · Acute Care Hospital · CCN 420051
Practice locations
Addresses where John R. Mattheis is enrolled with Medicare (CMS data updated 2026-10-02).
- 555 E Cheves StFlorence, SC 29506 (843) 777‑2000
- 710 Chesterfield HwyCheraw, SC 29520 (843) 537‑0010
Group practices
Medicare enrollment lists John R. Mattheis as a member of these groups (CMS data updated 2026-10-02).
- McLeod Physician Associates II550 clinicians in the group
- McLeod Regional Medical Center of the Pee Dee Inc406 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Florence
Clinicians with the same Medicare primary specialty in Florence, SC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Iowa, Rj & L Carver College Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1053361329 |
| 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