Catherine Russell Linn, MD
NPI 1730276874ActiveIndividual· Internal Medicine· Nashville, TN
Internal Medicine (MD) in Nashville, Tennessee, trained at Vanderbilt University School of Medicine (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $184,522 for 2,316 claims, against $45,104 paid for services in 2024.
Overview
| NPI | 1730276874 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 9, 2006 |
| Last updated in NPPES | Mar 17, 2022 |
| Certified by provider | Mar 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MD39800 | 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 | 217 |
|---|---|
| Services billed | 679 across 37 procedure codes |
| Paid by Medicare | $45,104 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,316 · 5,205 30-day fills |
|---|---|
| Patients | 138 |
| Total drug cost | $184,522 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Vanderbilt University School of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Internal Medicine |
Medical group
- Vanderbilt University Medical CenterNashville, TN · 3,567 clinicians
Hospital affiliation
- Vanderbilt University Medical CenterNashville, TN
Other facilities
- Vanderbilt Home Care ServicesHome health agency · Nashville, TN
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 709 internal medicine physicians in Nashville · All internal medicine physicians in Tennessee