James Haywood Baker, M.D.
NPI 1497793731ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Nashville, TN
Internal Medicine, Clinical Cardiac Electrophysiology (M.D.) in Nashville, Tennessee, trained at Harvard Medical School (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $1,887,001 for 5,677 claims, against $422,814 paid for services in 2024. Abbott Laboratories was the largest of 4 companies reporting payments in 2025, $1,169 in all, mostly food and beverage.
Overview
| NPI | 1497793731 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 2, 2006 |
| Last updated in NPPES | Sep 27, 2021 |
| Certified by provider | Sep 27, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | 25601 | TN |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 25601 | TN |
| Internal Medicine, Clinical Cardiac Electrophysiology | 207RC0001X | 32764 | KY |
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 - Cardiovascular Disease (Cardiology) (KY); Practitioner - Cardiac Electrophysiology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,427 |
|---|---|
| Services billed | 7,853 across 70 procedure codes |
| Paid by Medicare | $422,814 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,677 · 12,285 30-day fills |
|---|---|
| Patients | 984 |
| Total drug cost | $1,887,001 |
| Generic share | 66% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Cardiac Electrophysiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Saint Thomas Medical PartnersNashville, TN · 590 clinicians
Hospital affiliations
- Ascension Saint Thomas HospitalNashville, TN
- Southern Tennessee Regional Health System WinchestWinchester, TN
- Vanderbilt Clarksville HospitalClarksville, TN
- Vanderbilt University Medical CenterNashville, TN
- West Tennessee Healthcare Henry County HospitalParis, TN
Industry payments (Open Payments)
- 2025$1,169 · 12 payments from 4 companies
- 2024$716.29 · 13 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $745.89 | 6 |
| Medtronic, Inc. | $263.55 | 4 |
| Biosense Webster, Inc. | $145.56 | 1 |
| Boston Scientific Corporation | $13.57 | 1 |
What the 2025 payments were for
- Food and Beverage$1,064 · 11 payments
- Travel and Lodging$104.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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