Jeffrey Scott Tomlin, M.D.
NPI 1639163850ActiveIndividual· Internal Medicine· McHenry, IL
Internal Medicine (M.D.) in McHenry, Illinois, trained at Indiana University School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $441,858 for 6,793 claims, against $171,801 paid for services in 2024.
Overview
| NPI | 1639163850 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 2, 2005 |
| Last updated in NPPES | Jan 20, 2023 |
| Certified by provider | Jan 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036.092485 | IL |
| Internal Medicine | 207R00000X | 036092485 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 507 |
|---|---|
| Services billed | 2,584 across 21 procedure codes |
| Paid by Medicare | $171,801 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,793 · 19,250 30-day fills |
|---|---|
| Patients | 689 |
| Total drug cost | $441,858 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Indiana University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Advocate Good Shepherd HospitalBarrington, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
- Amedisys Home HealthHome health agency · Lake Zurich, IL
- Elara Caring IxHome health agency · Huntley, IL
- Home Care ExpertsHome health agency · Burr Ridge, IL
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 81 internal medicine physicians in McHenry · All internal medicine physicians in Illinois