Mark Farrenburg, M.D.
NPI 1891157905ActiveIndividual· Psychiatry & Neurology, Neurology· Cape Girardeau, MO
Psychiatry & Neurology, Neurology (M.D.) in Cape Girardeau, Missouri, trained at University of Arkansas College of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $687,128 for 3,556 claims, against $90,761 paid for services in 2024. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $417.86 in all, mostly food and beverage.
Overview
| NPI | 1891157905 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 28, 2016 |
| Last updated in NPPES | May 6, 2021 |
| Certified by provider | May 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 2021011233 | MO |
| Psychiatry & Neurology, Neurology | 2084N0400X | 04-43091 | KS |
| General Practice | 208D00000X | 9409082 | KS |
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 - Neurology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 451 |
|---|---|
| Services billed | 5,916 across 31 procedure codes |
| Paid by Medicare | $90,761 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,556 · 4,763 30-day fills |
|---|---|
| Patients | 416 |
| Total drug cost | $687,128 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Arkansas College of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Neurology |
Medical group
- Saint Francis Medical CenterCape Girardeau, MO · 443 clinicians
Hospital affiliation
- Saint Francis Medical CenterCape Girardeau, MO
Industry payments (Open Payments)
- 2025$417.86 · 11 payments from 3 companies
- 2024$1,327 · 40 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $175.06 | 9 |
| Ucb, Inc. | $125.00 | 1 |
| Sk Life Science, Inc. | $117.80 | 1 |
What the 2025 payments were for
- Food and Beverage$417.86 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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