Jack Marvin McLendon Jr., M.D.
NPI 1588750566ActiveIndividual· Internal Medicine· Sheffield, AL
Internal Medicine (M.D.) in Sheffield, Alabama, trained at University of South Alabama College of Medicine (class of 1983). Mostly services rather than prescriptions: Medicare paid $2,685 for 390 patients in 2024, with only 23 Part D claims. Amgen Inc. reported $14.50 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1588750566 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 5, 2006 |
| Last updated in NPPES | Feb 27, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 11461 | AL |
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 (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 390 |
|---|---|
| Services billed | 474 across 1 procedure code |
| Paid by Medicare | $2,685 |
Part D prescriptions in 2024
| Prescriptions (claims) | 23 · 45 30-day fills |
|---|---|
| Patients | 17 |
| Total drug cost | $1,446 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | University of South Alabama College of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Internal Medicine |
Medical group
- Helen Keller Inpatient Physician ServicesSheffield, AL · 4 clinicians
Hospital affiliation
- Helen Keller HospitalSheffield, AL
Industry payments (Open Payments)
- 2025$14.50 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $14.50 | 1 |
What the 2025 payments were for
- Food and Beverage$14.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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