Christopher Gresham Langhammer, M.D., PH.D.
NPI 1699031351ActiveIndividual· Orthopaedic Surgery, Hand Surgery· Hunt Valley, MD
Orthopaedic Surgery, Hand Surgery (M.D., PH.D.) with University of Maryland Orthopaedic Associates PA and 1 other group, practicing in Hunt Valley, Maryland. Mostly services rather than prescriptions: Medicare paid $64,320 for 122 patients in 2024, with only 19 Part D claims. Depuy Synthes Sales Inc. was the largest of 2 companies reporting payments in 2025, $78.16 in all, mostly food and beverage. Lists Umd Rehabilitation & Orthopaedic Institute and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1699031351 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | Apr 6, 2012 |
| Last updated in NPPES | Jul 2, 2025 |
| Certified by provider | Jul 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Hand Surgery Primary | 207XS0106X | 270305 | MA |
| Orthopaedic Surgery, Hand Surgery | 207XS0106X | A128855 | 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 (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 122 |
|---|---|
| Services billed | 316 across 85 procedure codes |
| Paid by Medicare | $64,320 |
Part D prescriptions in 2024
| Prescriptions (claims) | 19 · 21 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $184.18 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Orthopedic Surgery |
Medical groups
- University of Maryland Orthopaedic Associates PABaltimore, MD · 67 clinicians
- University of Maryland Orthopaedic Trauma Associates, P.A.Baltimore, MD · 41 clinicians
Hospital affiliations
- Umd Rehabilitation & Orthopaedic InstituteBaltimore, MD
- University of Maryland Medical CenterBaltimore, MD
- University of MD Medical Center Midtown CampusBaltimore, MD
- University of MD Shore Medical Center at EastonEaston, MD
Industry payments (Open Payments)
- 2025$78.16 · 2 payments from 2 companies
- 2024$86.48 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $42.23 | 1 |
| Stryker Corporation | $35.93 | 1 |
What the 2025 payments were for
- Food and Beverage$78.16 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Orthopaedic Surgery, Hand Surgery providers in Hunt Valley
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