Marissa Ann Sylvester Perez, PA
NPI 1508429275ActiveIndividual· Physician Assistant, Surgical· New London, CT
Physician Assistant, Surgical (PA) with Northeast Medical Group Inc, practicing in New London, Connecticut. Mostly services rather than prescriptions: Medicare paid $6,775 for 88 patients in 2024, with only 46 Part D claims. Lists Lawrence & Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1508429275 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Apr 18, 2019 |
| Last updated in NPPES | Feb 6, 2026 |
| Certified by provider | Feb 6, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | 4559 | CT |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Physician Assistant (CT); Practitioner - Physician Assistant (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 104 across 21 procedure codes |
| Paid by Medicare | $6,775 |
Part D prescriptions in 2024
| Prescriptions (claims) | 46 · 46 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $772.68 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Northeast Medical Group IncBridgeport, CT · 1,360 clinicians
Hospital affiliation
- Lawrence & Memorial HospitalNew London, CT
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 18 surgical physician assistants in New London · All surgical physician assistants in Connecticut