Michael John Weaver, MD
NPI 1427179993ActiveIndividual· Orthopaedic Surgery· Boston, MA
Orthopaedic Surgery (MD) in Boston, Massachusetts, trained at University of California, Geffen School of Medicine (class of 2004). Mostly services rather than prescriptions: Medicare paid $173,778 for 326 patients in 2024, with only 25 Part D claims. Osteocentric Technologies, Inc. was the largest of 3 companies reporting payments in 2025, $29,727 in all, mostly royalties and licenses.
Overview
| NPI | 1427179993 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 3, 2007 |
| Last updated in NPPES | Dec 30, 2019 |
| Certified by provider | Dec 30, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 239372 | MA |
| Orthopaedic Surgery | 207X00000X | L-225495 | MA |
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 (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 326 |
|---|---|
| Services billed | 729 across 89 procedure codes |
| Paid by Medicare | $173,778 |
Part D prescriptions in 2024
| Prescriptions (claims) | 25 · 53 30-day fills |
|---|---|
| Patients | 11 |
| Total drug cost | $281.49 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Orthopedic Surgery |
Medical groups
- Brigham and Womens Physicians Organization IncBoston, MA · 2,994 clinicians
- Physiotherapy Associates IncMemphis, TN · 1,460 clinicians
Hospital affiliations
- Brigham and Women Faulkner HospitalJamaica Plain, MA
- Brigham and Women's HospitalBoston, MA
- Emerson Hospital -W Concord, MA
- Massachusetts General HospitalBoston, MA
Other facilities
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
- Vna of Cape CodHome health agency · South Dennis, MA
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
- 2025$29,727 · 23 payments from 3 companies
- 2024$28,992 · 21 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Osteocentric Technologies, Inc. | $28,510 | 12 |
| Synthes Gmbh | $1,000 | 2 |
| Medical Device Business Services, Inc. | $217.15 | 9 |
What the 2025 payments were for
- Royalty or License$28,510 · 12 payments
- Compensation for serving as faculty or as a speaker for a medical education program$1,000 · 2 payments
- Food and Beverage$217.15 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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