Timothy Geiger, MD
NPI 1639263973ActiveIndividual· Colon & Rectal Surgery· Nashville, TN
Colon & Rectal Surgery (MD) with Vanderbilt University Medical Center, practicing in Nashville, Tennessee. 85 Medicare patients in 2024, $32,365 paid; nearly all of their 119 Part D prescriptions were generic (94%). Dilon Technologies, Inc. reported $62.50 in payments in 2025, mostly food and beverage. Lists Vanderbilt University Medical Center as a hospital affiliation.
Overview
| NPI | 1639263973 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 3, 2006 |
| Last updated in NPPES | Mar 29, 2022 |
| Certified by provider | Mar 29, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | MD46108 | TN |
| Surgery | 208600000X | MD46108 | TN |
| Surgery | 208600000X | T2004015309 | MO |
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 - General Surgery (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 200 across 45 procedure codes |
| Paid by Medicare | $32,365 |
Part D prescriptions in 2024
| Prescriptions (claims) | 119 · 121 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $2,295 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2004 |
|---|---|
| Medicare specialty | General Surgery |
| Telehealth | Offers telehealth |
Medical group
- Vanderbilt University Medical CenterNashville, TN · 3,567 clinicians
Hospital affiliation
- Vanderbilt University Medical CenterNashville, TN
Industry payments (Open Payments)
- 2025$62.50 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dilon Technologies, Inc. | $62.50 | 1 |
What the 2025 payments were for
- Food and Beverage$62.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Colon & Rectal Surgery providers in Nashville
- 1306947965
- 1225226327
- 1861450900
- 1396723185
- 1316148893
- 1063528651
- 1518126960
- 1740470384
- 1346341963
- 1083055461
- 1780777896
- 1063857225