Mark A. Marieb, M.D.
NPI 1508862632ActiveIndividual· Internal Medicine, Clinical Cardiac Electrophysiology· Conover, NC
Internal Medicine, Clinical Cardiac Electrophysiology (M.D.) in Conover, North Carolina, trained at Boston University School of Medicine (class of 1984). In 2024 Medicare paid $166,691 for 523 patients, and Part D covered 279 of their prescriptions, 77% of them generic. Merit Medical Systems Inc was the largest of 14 companies reporting payments in 2025, $7,319 in all, mostly compensation for serving as faculty or as a speaker for a me.
Overview
| NPI | 1508862632 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 23, 2005 |
| Last updated in NPPES | Feb 17, 2026 |
| Certified by provider | Feb 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Clinical Cardiac Electrophysiology Primary | 207RC0001X | 2022-00622 | NC |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 28115 | CT |
| Internal Medicine, Clinical Cardiac Electrophysiology | 207RC0001X | 028115 | CT |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | 2022-00622 | NC |
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 - Cardiac Electrophysiology (CT); Practitioner - Cardiac Electrophysiology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 523 |
|---|---|
| Services billed | 2,757 across 72 procedure codes |
| Paid by Medicare | $166,691 |
Part D prescriptions in 2024
| Prescriptions (claims) | 279 · 585 30-day fills |
|---|---|
| Patients | 102 |
| Total drug cost | $55,515 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Boston University School of Medicine |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Cardiac Electrophysiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
Medical groups
- Catawba Valley Medical Group IncHickory, NC · 135 clinicians
- Griffin Faculty Physicians IncDerby, CT · 134 clinicians
Hospital affiliations
- Catawba Valley Medical CenterHickory, NC
- Griffin HospitalDerby, CT
- St Vincent's Medical CenterBridgeport, CT
- Waterbury HospitalWaterbury, CT
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2025$7,319 · 181 payments from 14 companies
- 2024$18,011 · 181 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merit Medical Systems Inc | $2,875 | 1 |
| Biosense Webster, Inc. | $2,154 | 144 |
| Biotronik Inc. | $1,423 | 9 |
| Boston Scientific Corporation | $277.46 | 7 |
| Impulse Dynamics (USA) Inc. | $155.85 | 2 |
What the 2025 payments were for
- Compensation for serving as faculty or as a speaker for a medical education program$2,875 · 1 payment
- Food and Beverage$2,670 · 175 payments
- Travel and Lodging$1,774 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records