Quick answers
- Does Zachary Williams accept Medicare assignment?
- Yes. Medicare's clinician data says Zachary Williams accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Zachary Williams's NPI number?
- 1780291203. 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 Zachary Williams is enrolled with Medicare (CMS data updated October 2, 2026).
- 1011 Frontage RdGreenville, SC 29615 (864) 242‑4263
- 180 Halton RdGreenville, SC 29607
- 317 Saint Francis Dr, Suite 220Greenville, SC 29601 (864) 255‑1901
Group practices
Medicare enrollment lists Zachary Williams as a member of these groups (CMS data updated October 2, 2026).
- Prisma Health University Medical Group2,493 clinicians in the group
- Bon Secours Medical Group Greenville Specialty Care LLC292 clinicians in the group
Specialties
Find other clinicians: Occupational Therapist in Private Practice, South Carolina →
Other occupational therapists in Greenville
Clinicians with the same Medicare primary specialty in Greenville, SC — not a recommendation.
Other clinicians in Prisma Health University Medical Group
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | OT |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1780291203 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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