Christopher Ryan Naumann, M.D.
NPI 1235257890ActiveIndividual· Internal Medicine, Gastroenterology· Temple, TX
Internal Medicine, Gastroenterology (M.D.) in Temple, Texas, trained at Baylor College of Medicine (class of 2003). In 2024 Medicare paid $96,426 for 424 patients, and Part D covered 370 of their prescriptions, 84% of them generic. Boston Scientific Corporation reported $139.32 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1235257890 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 26, 2007 |
| Last updated in NPPES | Jan 7, 2021 |
| Certified by provider | Jan 7, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | M2418 | TX |
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 - Gastroenterology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 424 |
|---|---|
| Services billed | 907 across 69 procedure codes |
| Paid by Medicare | $96,426 |
Part D prescriptions in 2024
| Prescriptions (claims) | 370 · 658 30-day fills |
|---|---|
| Patients | 93 |
| Total drug cost | $120,360 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Gastroenterology |
Medical group
- Scott and White ClinicCollege Station, TX · 2,461 clinicians
Hospital affiliations
- Adventhealth Central TexasKilleen, TX
- Baylor Scott & White Medical Center - Marble FallsMarble Falls, TX
- Baylor Scott & White Medical Center - TempleTemple, TX
- Baylor Scott & White Medical Center HillcrestWaco, TX
Industry payments (Open Payments)
- 2025$139.32 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $139.32 | 2 |
What the 2025 payments were for
- Food and Beverage$139.32 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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