David A. Pfefferkorn, M.D.
NPI 1922086321ActiveIndividual· Internal Medicine· Sikeston, MO
Internal Medicine (M.D.) in Sikeston, Missouri, trained at Saint Louis University School of Medicine (class of 1973). Their prescriptions cost Medicare Part D more than their services did: $301,242 for 3,402 claims, against $23,996 paid for services in 2024.
Overview
| NPI | 1922086321 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 5, 2006 |
| Last updated in NPPES | Oct 4, 2026 |
| Certified by provider | Feb 24, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | MDR5624 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 456 |
|---|---|
| Services billed | 503 across 25 procedure codes |
| Paid by Medicare | $23,996 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,402 · 5,373 30-day fills |
|---|---|
| Patients | 182 |
| Total drug cost | $301,242 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 1973 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical groups
- Saint Francis Medical CenterCape Girardeau, MO · 443 clinicians
- Health Facilities Rehab Services IncSikeston, MO · 154 clinicians
Hospital affiliations
- Mercy Hospital SoutheastCape Girardeau, MO
- Missouri Delta Medical CenterSikeston, MO
- Saint Francis Medical CenterCape Girardeau, MO
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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