Seymour Marcus Weaver III, MD
NPI 1225126956ActiveIndividual· Dermatology· Houston, TX
Dermatology (MD) in Houston, Texas, trained at Baylor College of Medicine (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $167,087 for 774 claims, against $29,322 paid for services in 2024.
Overview
| NPI | 1225126956 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 10, 2006 |
| Last updated in NPPES | Jun 10, 2026 |
| Certified by provider | Jun 10, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | C38690 | CA |
| Dermatology | 207N00000X | F0346 | TX |
| Dermatology | 207N00000X | 77612 | WI |
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 - Dermatology (CA); Practitioner - Dermatology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 268 |
|---|---|
| Services billed | 1,006 across 29 procedure codes |
| Paid by Medicare | $29,322 |
Part D prescriptions in 2024
| Prescriptions (claims) | 774 · 852 30-day fills |
|---|---|
| Patients | 343 |
| Total drug cost | $167,087 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Dermatology |
Medical group
- Csi Medical GroupFullerton, CA · 111 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 239 dermatologists in Houston · All dermatologists in Texas