Sandra Jacqueline Landivar
NPI 1881298156ActiveIndividual· Nurse Practitioner, Adult Health· Stamford, CT
Nurse Practitioner, Adult Health with Stamford Health Medical Group Inc, practicing in Stamford, Connecticut. Their prescriptions cost Medicare Part D more than their services did: $123,269 for 515 claims, against $5,032 paid for services in 2024. Galderma Laboratories, L.P. reported $20.26 in payments in 2025, mostly food and beverage. Lists Stamford Hospital as a hospital affiliation.
Overview
| NPI | 1881298156 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Nov 26, 2020 |
| Last updated in NPPES | Jun 28, 2024 |
| Certified by provider | Jun 19, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | 10436 | CT |
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 - Nurse Practitioner (CT); Practitioner - Nurse Practitioner (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 51 |
|---|---|
| Services billed | 89 across 16 procedure codes |
| Paid by Medicare | $5,032 |
Part D prescriptions in 2024
| Prescriptions (claims) | 515 · 889 30-day fills |
|---|---|
| Patients | 126 |
| Total drug cost | $123,269 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Stamford Health Medical Group IncStamford, CT · 444 clinicians
Hospital affiliation
- Stamford HospitalStamford, CT
Industry payments (Open Payments)
- 2025$20.26 · 1 payment from 1 company
- 2024$42.32 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Galderma Laboratories, L.P. | $20.26 | 1 |
What the 2025 payments were for
- Food and Beverage$20.26 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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