Nathaniel Elliot Schaffer, MD, PHD
NPI 1679001747ActiveIndividual· Orthopaedic Surgery, Orthopaedic Trauma· Denver, CO
Orthopaedic Surgery, Orthopaedic Trauma (MD, PHD) in Denver, Colorado, trained at University of Texas Southwestern Medical School at Dallas (class of 2017). Medicare paid $64,257 for services to 69 patients in 2024. Synthes Gmbh was the largest of 5 companies reporting payments in 2025, $3,388 in all, mostly consulting fees.
Overview
| NPI | 1679001747 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Jun 1, 2017 |
| Last updated in NPPES | Aug 20, 2025 |
| Certified by provider | Aug 20, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery, Orthopaedic Trauma Primary | 207XX0801X | 0075582 | CO |
| Orthopaedic Surgery | 207X00000X | 4301112013 | MI |
| Orthopaedic Surgery, Orthopaedic Trauma | 207XX0801X | 65391 | TN |
| Orthopaedic Surgery, Orthopaedic Trauma | 207XX0801X | MD61443193 | WA |
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 (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 69 |
|---|---|
| Services billed | 184 across 55 procedure codes |
| Paid by Medicare | $64,257 |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Denver Health and Hospital AuthorityDenver, CO · 849 clinicians
Hospital affiliation
- Denver Health & Hospital AuthorityDenver, CO
Industry payments (Open Payments)
- 2025$3,388 · 12 payments from 5 companies
- 2024$396.76 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Synthes Gmbh | $2,589 | 5 |
| Globus Medical, Inc. | $317.13 | 3 |
| Depuy Synthes Sales Inc. | $277.15 | 2 |
| Stryker Corporation | $115.20 | 1 |
| Smith+nephew, Inc. | $89.41 | 1 |
What the 2025 payments were for
- Consulting Fee$1,500 · 1 payment
- Food and Beverage$948.89 · 8 payments
- Travel and Lodging$939.23 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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