Simmanjeet Mangat, MD
NPI 1275832412ActiveIndividual· Internal Medicine· Niagara Falls, NY
Internal Medicine (MD) with Niagara Falls Memorial Medical Center, practicing in Niagara Falls, New York. Their prescriptions cost Medicare Part D more than their services did: $1,274,185 for 10,530 claims, against $12,634 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 24 companies reporting payments in 2025, $1,547 in all, mostly food and beverage. Lists Kaleida Health and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1275832412 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 25, 2011 |
| Last updated in NPPES | May 4, 2020 |
| Certified by provider | May 4, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | ME144605 | FL |
| Internal Medicine | 207R00000X | 275933 | NY |
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 - Internal Medicine (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 193 across 9 procedure codes |
| Paid by Medicare | $12,634 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,530 · 17,918 30-day fills |
|---|---|
| Patients | 693 |
| Total drug cost | $1,274,185 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Niagara Falls Memorial Medical CenterNiagara Falls, NY · 70 clinicians
Hospital affiliations
- Kaleida HealthBuffalo, NY
- Mount St. Mary's Hospital & Health CenterLewiston, NY
- Niagara Falls Memorial Medical CenterNiagara Falls, NY
Industry payments (Open Payments)
- 2025$1,547 · 86 payments from 24 companies
- 2024$1,698 · 107 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $233.21 | 13 |
| Bayer Healthcare Pharmaceuticals Inc. | $216.39 | 8 |
| Astrazeneca Pharmaceuticals LP | $173.31 | 21 |
| Lilly USA, LLC | $98.05 | 5 |
| Insulet Corporation | $93.84 | 4 |
What the 2025 payments were for
- Food and Beverage$1,547 · 86 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 internal medicine physicians in Niagara Falls · All internal medicine physicians in New York