William Porter, MD
NPI 1528099413 · Orthopaedic Surgery Physician · Vicksburg, MS
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Porter, MD is a Orthopaedic Surgery Physician provider in Vicksburg, MS (NPI 1528099413).
Provider details
- NPI number
- 1528099413
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 11121 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
912 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 215 | $80 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 177 | $100 |
| X-Ray of Knee, 3 Views73562 | 112 | $32 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 106 | $71 |
| X-Ray of Shoulder, Minimum of 2 Views73030 | 47 | $23 |
| X-Ray of Knee, 1-2 Views73560 | 44 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Diclofenac Sodium | 1,054 | 301 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 104 | 90 |
| Gabapentin | 48 | 19 |
| Ibuprofen | 43 | 12 |
| Meloxicam | 32 | 11 |
| Tramadol Hcl | 28 | 23 |
| Celecoxib | 27 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$32 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-06
- Last updated
- 2020-09-10
- Certified
- 2020-09-10
Frequently asked questions
- What is William Porter's NPI number?
- William Porter's National Provider Identifier (NPI) is 1528099413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Porter's specialty?
- William Porter is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William Porter located?
- William Porter's practice location on file with NPPES is 2100 Highway 61 N, Vicksburg, MS 39183-8211.
- What is William Porter's phone number?
- The practice phone number listed in the NPPES registry for William Porter is (601) 883-5000.
- Does William Porter accept Medicare?
- William Porter is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Porter's NPI active?
- Yes — William Porter's NPI (1528099413) is active in the NPPES registry as of the last update on 2020-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.