Ariel A. Williams, M.D.
NPI 1811211337ActiveIndividual· Orthopaedic Surgery· New Haven, CT
Orthopaedic Surgery (M.D.) in New Haven, Connecticut, trained at Stanford University School of Medicine (class of 2010). 122 Medicare patients in 2024, $46,910 paid; all of their 67 Part D prescriptions were generic. Bone Support Inc. reported $93.90 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1811211337 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 26, 2010 |
| Last updated in NPPES | Sep 5, 2024 |
| Certified by provider | Sep 5, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 62129 | MN |
| Orthopaedic Surgery, Hand Surgery | 207XS0106X | 054105 | CT |
| Orthopaedic Surgery | 207X00000X | 054105 | CT |
| Orthopaedic Surgery | 207X00000X | CDRH.0000868 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hand Surgery (CT); Practitioner - Orthopedic Surgery (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 122 |
|---|---|
| Services billed | 727 across 64 procedure codes |
| Paid by Medicare | $46,910 |
Part D prescriptions in 2024
| Prescriptions (claims) | 67 · 67 30-day fills |
|---|---|
| Patients | 53 |
| Total drug cost | $422.75 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Stanford University School of Medicine |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Hand Surgery |
Medical groups
- Yale UniversityNew Haven, CT · 2,645 clinicians
- Rehabilitation Associates IncFairfield, CT · 529 clinicians
- Ptsma IncAnsonia, CT · 224 clinicians
Hospital affiliations
- Bridgeport HospitalBridgeport, CT
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$93.90 · 1 payment from 1 company
- 2024$446.26 · 11 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bone Support Inc. | $93.90 | 1 |
What the 2025 payments were for
- Food and Beverage$93.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 45 orthopedic surgeons in New Haven · All orthopedic surgeons in Connecticut