Quick answers
- Which hospitals does William Porter work at?
- Medicare's official clinician data lists William Porter at 2 hospitals: Merit Health Natchez and Merit Health River Region. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William Porter see patients?
- Medicare's clinician data lists 3 practice locations, including Natchez, MS. Call before your visit to confirm the address.
- What is William Porter's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does William Porter accept Medicare assignment?
- Yes. Medicare's clinician data says William Porter 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 William Porter?
- (601) 442-5388, as listed in official Medicare / NPI Registry data.
- What is William Porter's NPI number?
- 1528099413. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William Porter works
Medicare's Facility Affiliation Data lists William Porter at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Merit Health NatchezNatchez, MS · Acute Care Hospital · CCN 250084
- Merit Health River RegionVicksburg, MS · Acute Care Hospital · CCN 250031
Practice locations
Addresses where William Porter is enrolled with Medicare (CMS data updated 2026-10-02).
- 46 Seargent Prentiss DrNatchez, MS 39120
- 46 Seargent Prentiss Dr, Suite 100Natchez, MS 39120 (601) 442‑5388
- 54 Sergeant Prentiss DrNatchez, MS 39120 (601) 445‑4616
Group practices
Medicare enrollment lists William Porter as a member of this group (CMS data updated 2026-10-02).
- Natchez Clinic Company LLC9 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Mississippi
Clinicians with the same Medicare primary specialty in Mississippi — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1528099413 |
| 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