Sejal G. Mattu, MD
NPI 1538152004ActiveIndividual· Internal Medicine· Gambrills, MD
Internal Medicine (MD) in Gambrills, Maryland, trained at George Washington University School of Medicine (class of 1994). 218 Medicare patients in 2024, $90,041 paid; nearly all of their 1,976 Part D prescriptions were generic (91%). Exact Sciences Corporation was the largest of 8 companies reporting payments in 2025, $215.69 in all, mostly food and beverage.
Overview
| NPI | 1538152004 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 30, 2005 |
| Last updated in NPPES | Apr 26, 2024 |
| Certified by provider | Apr 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | D0052139 | MD |
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 - Internal Medicine (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 218 |
|---|---|
| Services billed | 1,233 across 24 procedure codes |
| Paid by Medicare | $90,041 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,976 · 5,115 30-day fills |
|---|---|
| Patients | 176 |
| Total drug cost | $82,376 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliation
- Luminis Health Anne Arundel Medical Center, IncAnnapolis, MD
Industry payments (Open Payments)
- 2025$215.69 · 11 payments from 8 companies
- 2024$328.45 · 15 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $56.68 | 3 |
| Sumitomo Pharma America, Inc. | $52.72 | 2 |
| Amgen Inc. | $24.40 | 1 |
| Astrazeneca Pharmaceuticals LP | $21.08 | 1 |
| Seqirus USA Inc | $16.61 | 1 |
What the 2025 payments were for
- Food and Beverage$215.69 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine providers in Gambrills
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