David A. Knoll, M.D.
NPI 1306815253ActiveIndividual· Internal Medicine· Maryville, TN
Internal Medicine (M.D.) in Maryville, Tennessee, trained at Emory University School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $874,018 for 7,210 claims, against $91,470 paid for services in 2024. La Jolla Pharmaceutical Company was the largest of 5 companies reporting payments in 2025, $181.82 in all, mostly food and beverage.
Overview
| NPI | 1306815253 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 14, 2006 |
| Last updated in NPPES | Oct 28, 2025 |
| Certified by provider | Oct 28, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD0000027806 | TN |
| Hospitalist | 208M00000X | MD0000027806 | 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 | 478 |
|---|---|
| Services billed | 1,265 across 39 procedure codes |
| Paid by Medicare | $91,470 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,210 · 12,908 30-day fills |
|---|---|
| Patients | 522 |
| Total drug cost | $874,018 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | Emory University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
Medical groups
- Blount Memorial Physician Group IncAlcoa, TN · 252 clinicians
- Volunteer Healthcare Services, Inc.Morristown, TN · 91 clinicians
Hospital affiliation
- Blount Memorial HospitalMaryville, TN
Other facilities
- Shannondale of Maryville Health Care CenterNursing home · Maryville, TN
Industry payments (Open Payments)
- 2025$181.82 · 8 payments from 5 companies
- 2024$134.64 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| La Jolla Pharmaceutical Company | $65.04 | 3 |
| Tetraphase Pharmaceuticals, Inc. | $50.32 | 2 |
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $23.37 | 1 |
| Vertex Pharmaceuticals Incorporated | $23.17 | 1 |
| Abbvie Inc. | $19.92 | 1 |
What the 2025 payments were for
- Food and Beverage$181.82 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 20 internal medicine physicians in Maryville · All internal medicine physicians in Tennessee