David Joel Pernikoff, M.D.
NPI 1205820594ActiveIndividual· Internal Medicine· Saint Louis, MO
Internal Medicine (M.D.) in Saint Louis, Missouri, trained at University of Missouri, Columbia School of Medicine (class of 1982). Their prescriptions cost Medicare Part D more than their services did: $2,127,190 for 19,893 claims, against $38,656 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 21 companies reporting payments in 2025, $2,230 in all, mostly food and beverage.
Overview
| NPI | 1205820594 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 1, 2005 |
| Last updated in NPPES | May 2, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 36099 | 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 | 147 |
|---|---|
| Services billed | 758 across 17 procedure codes |
| Paid by Medicare | $38,656 |
Part D prescriptions in 2024
| Prescriptions (claims) | 19,893 · 44,638 30-day fills |
|---|---|
| Patients | 841 |
| Total drug cost | $2,127,190 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Missouri, Columbia School of Medicine |
|---|---|
| Graduation year | 1982 |
| Medicare specialty | Internal Medicine |
Medical group
- David J. Pernikoff, MD, PCSt Louis, MO · 3 clinicians
Hospital affiliations
- Barnes-Jewish St Peters HospitalSaint Peters, MO
- Christian Hospital NortheastSaint Louis, MO
- Mercy Hospital St LouisSaint Louis, MO
- St Lukes HospitalChesterfield, MO
Other facilities
- Aw Health CareHome health agency · Saint Louis, MO
- Breeze Hospice of MissouriHospice · Ballwin, MO
- GentivaHospice · Saint Louis, MO
- Ssm Health Rehabilitation HospitalInpatient rehabilitation facility · Richmond Heights, MO
Industry payments (Open Payments)
- 2025$2,230 · 120 payments from 21 companies
- 2024$1,975 · 94 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $384.76 | 24 |
| Novo Nordisk Inc | $349.08 | 13 |
| Pfizer Inc. | $272.44 | 20 |
| Lilly USA, LLC | $226.21 | 13 |
| Abbvie Inc. | $196.69 | 13 |
What the 2025 payments were for
- Food and Beverage$2,210 · 119 payments
- Education$20.22 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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