John Patrick Nelligan III, MD
NPI 1952491151ActiveIndividual· Orthopaedic Surgery· Sonora, CA
Orthopaedic Surgery (MD) in Sonora, California, trained at Rush Medical College of Rush University (class of 1982). 423 Medicare patients in 2024, $179,657 paid; nearly all of their 561 Part D prescriptions were generic (98%). Zimmer Biomet Holdings, Inc. reported $1,102 in payments in 2025, mostly travel and lodging.
Overview
| NPI | 1952491151 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 16, 2006 |
| Last updated in NPPES | Sep 12, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | G52634 | CA |
| Orthopaedic Surgery, Sports Medicine | 207XX0005X | MD60171766 | WA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 423 |
|---|---|
| Services billed | 1,291 across 92 procedure codes |
| Paid by Medicare | $179,657 |
Part D prescriptions in 2024
| Prescriptions (claims) | 561 · 582 30-day fills |
|---|---|
| Patients | 188 |
| Total drug cost | $10,115 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Sonora Community HospitalSonora, CA · 133 clinicians
Hospital affiliation
- Adventist Health SonoraSonora, CA
Industry payments (Open Payments)
- 2025$1,102 · 12 payments from 1 company
- 2024$15.02 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $1,102 | 12 |
What the 2025 payments were for
- Travel and Lodging$767.55 · 5 payments
- Food and Beverage$267.15 · 6 payments
- Education$67.22 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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