Gregory Martens, MD
NPI 1316201940ActiveIndividual· Surgery· Saint Louis, MO
Surgery (MD) in Saint Louis, Missouri, trained at Indiana University School of Medicine (class of 2012). Medicare paid $38,621 for services to 49 patients in 2024. United Therapeutics Corporation was the largest of 3 companies reporting payments in 2025, $271.50 in all, mostly food and beverage.
Overview
| NPI | 1316201940 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 28, 2012 |
| Last updated in NPPES | Apr 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 2021016714 | MO |
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 - General Surgery (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 106 across 22 procedure codes |
| Paid by Medicare | $38,621 |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | General Surgery |
Medical group
- Washington UniversitySaint Louis, MO · 3,029 clinicians
Hospital affiliation
- Barnes Jewish HospitalSaint Louis, MO
Other facilities
- Bjc Home Care ServicesHome health agency · Saint Louis, MO
Industry payments (Open Payments)
- 2025$271.50 · 4 payments from 3 companies
- 2024$295.37 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| United Therapeutics Corporation | $141.26 | 2 |
| Intuitive Surgical, Inc. | $115.41 | 1 |
| Kamada Ltd. | $14.83 | 1 |
What the 2025 payments were for
- Food and Beverage$271.50 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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