Marguerite Sango Lengue
NPI 1114632346ActiveIndividual· Nurse Practitioner, Family· Owings Mills, MD
Nurse Practitioner, Family with Synergy Medical Group LLC, practicing in Owings Mills, Maryland. Their prescriptions cost Medicare Part D more than their services did: $118,651 for 725 claims, against $42,203 paid for services in 2024. Calliditas Therapeutics US Inc. was the largest of 3 companies reporting payments in 2025, $92.48 in all, mostly food and beverage.
Overview
| NPI | 1114632346 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jan 23, 2023 |
| Last updated in NPPES | Oct 24, 2024 |
| Certified by provider | Oct 24, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | R199255 | MD |
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 - Nurse Practitioner (DC); Practitioner - Nurse Practitioner (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 277 |
|---|---|
| Services billed | 441 across 18 procedure codes |
| Paid by Medicare | $42,203 |
Part D prescriptions in 2024
| Prescriptions (claims) | 725 · 1,558 30-day fills |
|---|---|
| Patients | 146 |
| Total drug cost | $118,651 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Synergy Medical Group LLCHyattsville, MD · 109 clinicians
Industry payments (Open Payments)
- 2025$92.48 · 3 payments from 3 companies
- 2024$88.07 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Calliditas Therapeutics US Inc. | $33.05 | 1 |
| Vifor Pharma, Inc. | $32.96 | 1 |
| Merck Sharp & Dohme LLC | $26.47 | 1 |
What the 2025 payments were for
- Food and Beverage$92.48 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 54 family nurse practitioners in Owings Mills · All family nurse practitioners in Maryland