Mark A. Faron, MD
NPI 1356314041ActiveIndividual· Internal Medicine· Florissant, MO
Internal Medicine (MD) in Florissant, Missouri, trained at Saint Louis University School of Medicine (class of 1981). Their prescriptions cost Medicare Part D more than their services did: $793,112 for 10,659 claims, against $54,143 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 6 companies reporting payments in 2025, $182.33 in all, mostly food and beverage.
Overview
| NPI | 1356314041 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 11, 2006 |
| Last updated in NPPES | Apr 13, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | R5C83 | MO |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 210 |
|---|---|
| Services billed | 637 across 20 procedure codes |
| Paid by Medicare | $54,143 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,659 · 26,914 30-day fills |
|---|---|
| Patients | 929 |
| Total drug cost | $793,112 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Internal Medicine |
Medical groups
- Mercy Clinic East CommunitiesSaint Louis, MO · 571 clinicians
- Physical Therapy Spine and Sports Medicine LLCBallwin, MO · 129 clinicians
Hospital affiliations
- Mercy Hospital St LouisSaint Louis, MO
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2025$182.33 · 9 payments from 6 companies
- 2024$248.19 · 14 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $60.92 | 2 |
| Abbvie Inc. | $45.84 | 3 |
| Radius Health, Inc. | $23.03 | 1 |
| Medtronic, Inc. | $20.45 | 1 |
| Novo Nordisk Inc | $17.17 | 1 |
What the 2025 payments were for
- Food and Beverage$182.33 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 internal medicine physicians in Florissant · All internal medicine physicians in Missouri