Quick answers
- Where does Mark Poitras see patients?
- Medicare's clinician data lists 2 practice locations, including Duncan, SC and Greenville, SC. Call before your visit to confirm the address.
- What is Mark Poitras's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Mark Poitras accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Poitras 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 Poitras?
- (864) 968-5123, as listed in official Medicare / NPI Registry data.
- What is Mark Poitras's NPI number?
- 1164151395. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Mark Poitras is enrolled with Medicare (CMS data updated 2026-10-02).
- 210 Freeman Farm RdDuncan, SC 29334 (864) 968‑5123
- 701 Grove RdGreenville, SC 29605
Group practices
Medicare enrollment lists Mark Poitras as a member of this group (CMS data updated 2026-10-02).
- Prisma Health University Medical Group2,493 clinicians in the group
Specialties
- Physician Assistantprimary
Find other clinicians: Physician Assistant, South Carolina →
Other physician assistants in Duncan
Clinicians with the same Medicare primary specialty in Duncan, SC — not a recommendation.
Clinician information
| Graduation year | 2022 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1164151395 |
| 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
- 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