Isaac W. Cline, M.D.
NPI 1245592823ActiveIndividual· Internal Medicine, Gastroenterology· Maryville, TN
Internal Medicine, Gastroenterology (M.D.) in Maryville, Tennessee, trained at University of Virginia School of Medicine (class of 2012). Their prescriptions cost Medicare Part D more than their services did: $335,769 for 1,276 claims, against $90,528 paid for services in 2024. Abbvie Inc. was the largest of 10 companies reporting payments in 2025, $1,050 in all, mostly food and beverage.
Overview
| NPI | 1245592823 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 11, 2012 |
| Last updated in NPPES | Feb 27, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD57296 | 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 - Gastroenterology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 425 |
|---|---|
| Services billed | 954 across 42 procedure codes |
| Paid by Medicare | $90,528 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,276 · 2,282 30-day fills |
|---|---|
| Patients | 609 |
| Total drug cost | $335,769 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of Virginia School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Gastroenterology |
Medical group
- Blount Gastroenterology Assoc PCMaryville, TN · 6 clinicians
Hospital affiliations
- Blount Memorial HospitalMaryville, TN
- University Health System, IncKnoxville, TN
Industry payments (Open Payments)
- 2025$1,050 · 60 payments from 10 companies
- 2024$885.81 · 53 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $443.97 | 26 |
| Pfizer Inc. | $160.78 | 12 |
| Takeda Pharmaceuticals U.S.A., Inc. | $97.98 | 5 |
| Ardelyx, Inc. | $84.05 | 4 |
| Aimmune Therapeutics, Inc. | $69.36 | 3 |
What the 2025 payments were for
- Food and Beverage$1,050 · 60 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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