David Chism, MD
NPI 1972805414ActiveIndividual· Internal Medicine, Medical Oncology· Knoxville, TN
Internal Medicine, Medical Oncology (MD) in Knoxville, Tennessee, trained at University of Tennessee, Hsc, College of Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $3,752,822 for 1,426 claims, against $63,849 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 32 companies reporting payments in 2025, $2,623 in all, mostly food and beverage.
Overview
| NPI | 1972805414 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 2, 2010 |
| Last updated in NPPES | Apr 24, 2025 |
| Certified by provider | Apr 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 53537 | TN |
| Internal Medicine | 207R00000X | MD53537 | TN |
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 - Internal Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 250 |
|---|---|
| Services billed | 1,782 across 21 procedure codes |
| Paid by Medicare | $63,849 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,426 · 1,902 30-day fills |
|---|---|
| Patients | 238 |
| Total drug cost | $3,752,822 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | University of Tennessee, Hsc, College of Medicine |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Medical Oncology |
Medical group
- Tennessee Oncology PLLCNashville, TN · 358 clinicians
Hospital affiliations
- Blount Memorial HospitalMaryville, TN
- Fort Sanders Regional Medical CenterKnoxville, TN
- University Health System, IncKnoxville, TN
Industry payments (Open Payments)
- 2025$2,623 · 66 payments from 32 companies
- 2024$6,442 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $966.18 | 4 |
| Novartis Pharmaceuticals Corporation | $169.57 | 8 |
| Glaxosmithkline, LLC. | $139.87 | 6 |
| Astrazeneca Pharmaceuticals LP | $130.68 | 5 |
| Pharmacosmos Therapeutics Inc. | $102.16 | 1 |
What the 2025 payments were for
- Food and Beverage$1,733 · 65 payments
- Consulting Fee$890.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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