Mark P. Gilligan, MD
NPI 1811922917ActiveIndividual· Orthopaedic Surgery· Burlington, MA
Orthopaedic Surgery (MD) in Burlington, Massachusetts, trained at Warren Alpert Medical School of Brown University (class of 1989). 625 Medicare patients in 2024, $87,624 paid; all of their 175 Part D prescriptions were generic.
Overview
| NPI | 1811922917 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 11, 2006 |
| Last updated in NPPES | Dec 19, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 81757 | MA |
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 - Orthopedic Surgery (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 625 |
|---|---|
| Services billed | 1,646 across 12 procedure codes |
| Paid by Medicare | $87,624 |
Part D prescriptions in 2024
| Prescriptions (claims) | 175 · 189 30-day fills |
|---|---|
| Patients | 83 |
| Total drug cost | $1,867 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Warren Alpert Medical School of Brown University |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Orthopedic Surgery |
| Telehealth | Offers telehealth |
Medical group
- Lahey Clinic IncBurlington, MA · 1,381 clinicians
Hospital affiliations
- Lahey Hospital & Medical Center, BurlingtonBurlington, MA
- Northeast Hospital CorporationBeverly, MA
- Winchester HospitalWinchester, MA
Other facilities
- Northeast Rehabilitation HospitalInpatient rehabilitation facility · Salem, NH
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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