John Isaac Baker, M.D.
NPI 1821389081ActiveIndividual· Surgery· Jasper, AL
Surgery (M.D.) in Jasper, Alabama, trained at University of Alabama School of Medicine (class of 2011). 355 Medicare patients in 2024, $95,349 paid; nearly all of their 338 Part D prescriptions were generic (92%). Ethicon US, LLC was the largest of 7 companies reporting payments in 2025, $198.41 in all, mostly food and beverage.
Overview
| NPI | 1821389081 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 22, 2011 |
| Last updated in NPPES | Jun 2, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 32558 | AL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 355 |
|---|---|
| Services billed | 862 across 79 procedure codes |
| Paid by Medicare | $95,349 |
Part D prescriptions in 2024
| Prescriptions (claims) | 338 · 484 30-day fills |
|---|---|
| Patients | 178 |
| Total drug cost | $10,374 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | General Surgery |
Medical group
- Richardson and Baker PCJasper, AL · 5 clinicians
Hospital affiliations
- Princeton Baptist Medical CenterBirmingham, AL
- Walker Baptist Medical CenterJasper, AL
Industry payments (Open Payments)
- 2025$198.41 · 9 payments from 7 companies
- 2024$208.77 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ethicon US, LLC | $49.36 | 2 |
| Urgo Medical North America, LLC | $35.99 | 2 |
| Solventum Corporation | $25.37 | 1 |
| Kerecis Limited | $24.65 | 1 |
| Vertex Pharmaceuticals Incorporated | $23.58 | 1 |
What the 2025 payments were for
- Food and Beverage$198.41 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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