Gladstone A. Tucker, MD
NPI 1023087012ActiveIndividual· Internal Medicine, Geriatric Medicine· Marion, IL
Internal Medicine, Geriatric Medicine (MD) with Deaconess Illinois Specialty Clinic, Inc., practicing in Marion, Illinois. 145 Medicare patients in 2024, $16,560 paid; nearly all of their 96 Part D prescriptions were generic (92%). Lists Heartland Regional Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1023087012 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 14, 2006 |
| Last updated in NPPES | May 25, 2023 |
| Certified by provider | May 25, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | 036111926 | IL |
| Hospitalist | 208M00000X | 036111926 | 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 | 145 |
|---|---|
| Services billed | 226 across 12 procedure codes |
| Paid by Medicare | $16,560 |
Part D prescriptions in 2024
| Prescriptions (claims) | 96 · 114 30-day fills |
|---|---|
| Patients | 48 |
| Total drug cost | $3,538 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1980 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Family Practice |
Medical group
- Deaconess Illinois Specialty Clinic, Inc.Harrisburg, IL · 148 clinicians
Hospital affiliations
- Heartland Regional Medical CenterMarion, IL
- Red Bud Regional HospitalRed Bud, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other geriatricians in Marion
- 1659393601
- 1174535900