Stephen Lambert, MD
NPI 1851395479ActiveIndividual· Family Medicine· Hattiesburg, MS
Family Medicine (MD) in Hattiesburg, Mississippi, trained at University of Mississippi School of Medicine (class of 1980). Their prescriptions cost Medicare Part D more than their services did: $955,446 for 10,083 claims, against $168,259 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 16 companies reporting payments in 2025, $1,221 in all, mostly food and beverage.
Overview
| NPI | 1851395479 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 10, 2005 |
| Last updated in NPPES | Nov 16, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 9145 | MS |
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 - Family Practice (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 540 |
|---|---|
| Services billed | 7,378 across 92 procedure codes |
| Paid by Medicare | $168,259 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,083 · 21,717 30-day fills |
|---|---|
| Patients | 677 |
| Total drug cost | $955,446 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Family Practice |
Medical group
- The Family Practice/After Hours Clinic, PLLCHattiesburg, MS · 7 clinicians
Hospital affiliations
- Forrest General HospitalHattiesburg, MS
- Merit Health WesleyHattiesburg, MS
Other facilities
- Forrest General Home CareHome health agency · Hattiesburg, MS
- Mississippi Homecare of RichtonHome health agency · Richton, MS
- Vitalcaring GroupHome health agency · Gulfport, MS
Industry payments (Open Payments)
- 2025$1,221 · 98 payments from 16 companies
- 2024$1,085 · 82 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $274.01 | 29 |
| Abbvie Inc. | $264.99 | 21 |
| Novo Nordisk Inc | $160.61 | 13 |
| Amgen Inc. | $138.73 | 15 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $83.03 | 4 |
What the 2025 payments were for
- Food and Beverage$1,221 · 98 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 87 family medicine physicians in Hattiesburg · All family medicine physicians in Mississippi