Lane Marshall Cook, M.D.
NPI 1174509590ActiveIndividual· Psychiatry & Neurology, Psychiatry· Knoxville, TN
Psychiatry & Neurology, Psychiatry (M.D.) in Knoxville, Tennessee, trained at Louisiana State University School of Medicine in New Orleans (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $378,727 for 2,442 claims, against $56,411 paid for services in 2024. Neurocrine Biosciences, Inc. was the largest of 12 companies reporting payments in 2025, $1,598 in all, mostly food and beverage.
Overview
| NPI | 1174509590 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Dec 17, 2005 |
| Last updated in NPPES | Feb 27, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | MD014748 | 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 - Psychiatry (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 76 |
|---|---|
| Services billed | 549 across 8 procedure codes |
| Paid by Medicare | $56,411 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,442 · 3,678 30-day fills |
|---|---|
| Patients | 128 |
| Total drug cost | $378,727 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$1,598 · 75 payments from 12 companies
- 2024$1,832 · 74 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $279.04 | 10 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $273.14 | 11 |
| Teva Pharmaceuticals USA, Inc. | $217.82 | 12 |
| Otsuka America Pharmaceutical, Inc. | $160.55 | 11 |
| Alkermes, Inc. | $151.90 | 7 |
What the 2025 payments were for
- Food and Beverage$1,598 · 75 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 79 psychiatrists in Knoxville · All psychiatrists in Tennessee