Mark Grogan Tusa, MD
NPI 1033395074ActiveIndividual· Dermatology· Temple, TX
Dermatology (MD) in Temple, Texas, trained at Chicago College of Medicine and Surgery (class of 2004). 1,704 Medicare patients in 2024, $1,390,235 paid; nearly all of their 5,038 Part D prescriptions were generic (96%). Polymedics Innovations Inc. was the largest of 22 companies reporting payments in 2025, $1,606 in all, mostly food and beverage.
Overview
| NPI | 1033395074 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jan 20, 2008 |
| Last updated in NPPES | Nov 23, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | M8395 | TX |
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 - Dermatology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,704 |
|---|---|
| Services billed | 13,653 across 112 procedure codes |
| Paid by Medicare | $1,390,235 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,038 · 7,238 30-day fills |
|---|---|
| Patients | 1,616 |
| Total drug cost | $1,141,012 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Chicago College of Medicine and Surgery |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Dermatology |
Medical group
- Chattanooga Skin and Cancer ClinicCleveland, TN · 13 clinicians
Hospital affiliation
- Memorial Healthcare System, IncChattanooga, TN
Industry payments (Open Payments)
- 2025$1,606 · 73 payments from 22 companies
- 2024$1,401 · 69 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Polymedics Innovations Inc. | $326.84 | 1 |
| Novartis Pharmaceuticals Corporation | $212.91 | 17 |
| Leo Pharma Inc. | $185.32 | 12 |
| Organogenesis Inc. | $145.56 | 7 |
| Sun Pharmaceutical Industries Inc. | $110.31 | 5 |
What the 2025 payments were for
- Food and Beverage$1,606 · 73 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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