William Besson, MD INTERNAL MEDICINE
NPI 1790862753 · Internal Medicine Physician · Aiken, SC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Besson, MD INTERNAL MEDICINE is a Internal Medicine Physician provider in Aiken, SC (NPI 1790862753).
Provider details
- NPI number
- 1790862753
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD INTERNAL MEDICINE
- Sex
- Male
- Sole proprietor
- No
- License
- 15780 (SC)
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
5,407 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,627 | $120 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 632 | $17 |
| Annual, Face-To-Face Intensive Behavioral Therapy for Cardiovascular Disease, Individual, 15 MinutesG0446 | 630 | $24 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 553 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 552 | $121 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 418 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 149 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 755 | 221 |
| Amlodipine Besylate | 722 | 208 |
| Levothyroxine Sodium | 715 | 189 |
| Losartan Potassium | 562 | 155 |
| Atorvastatin Calcium | 545 | 135 |
| Hydrochlorothiazide | 345 | 102 |
| Pantoprazole Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$814 across 45 records (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
- 2006-11-01
- Last updated
- 2010-09-30
Frequently asked questions
- What is William Besson's NPI number?
- William Besson's National Provider Identifier (NPI) is 1790862753, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Besson's specialty?
- William Besson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Besson located?
- William Besson's practice location on file with NPPES is 410 University Pkwy, Aiken, SC 29801-6810.
- What is William Besson's phone number?
- The practice phone number listed in the NPPES registry for William Besson is (803) 648-7888.
- Does William Besson accept Medicare?
- William Besson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Besson's NPI active?
- Yes — William Besson's NPI (1790862753) is active in the NPPES registry as of the last update on 2010-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.