Timothy August Hartshorn, M.D.
NPI 1043446503ActiveIndividual· Orthopaedic Surgery· Needham, MA
Orthopaedic Surgery (M.D.) in Needham, Massachusetts, trained at University of Texas Medical School at Houston (class of 2007). 265 Medicare patients in 2024, $120,532 paid; all of their 310 Part D prescriptions were generic. Zimmer Biomet Holdings, Inc. was the largest of 6 companies reporting payments in 2025, $189.74 in all, mostly food and beverage.
Overview
| NPI | 1043446503 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 10, 2009 |
| Last updated in NPPES | Aug 13, 2026 |
| Certified by provider | Aug 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 250238 | MA |
| Orthopaedic Surgery | 207X00000X | A107628 | CA |
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 | 265 |
|---|---|
| Services billed | 1,134 across 81 procedure codes |
| Paid by Medicare | $120,532 |
Part D prescriptions in 2024
| Prescriptions (claims) | 310 · 337 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $1,560 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Orthopedic Surgery |
| Telehealth | Offers telehealth |
Medical groups
- Synergy Surgicalists LLCSalem, VA · 25 clinicians
- Orthoboston LLCNeedham, MA · 3 clinicians
Hospital affiliations
- Brigham and Women's HospitalBoston, MA
- Newton-Wellesley HospitalNewton, MA
- Portsmouth Regional HospitalPortsmouth, NH
- Southcoast Hospitals GroupFall River, MA
Other facilities
- Mass General Brigham Home Care, IncHome health agency · Newton, MA
- Spaulding Rehabilitation HospitalInpatient rehabilitation facility · Charlestown, MA
Industry payments (Open Payments)
- 2025$189.74 · 7 payments from 6 companies
- 2024$189.63 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $61.73 | 1 |
| Bioventus LLC | $40.89 | 2 |
| Vericel Corporation | $24.52 | 1 |
| Baxter Healthcare | $22.34 | 1 |
| Convatec Inc. | $21.94 | 1 |
What the 2025 payments were for
- Food and Beverage$189.74 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other orthopedic surgeons in Needham
- 1568598209
- 1619479052
- 1750883195