Maryam B. Haider, MD
NPI 1912561275ActiveIndividual· Internal Medicine, Gastroenterology· Evanston, IL
Internal Medicine, Gastroenterology (MD) in Evanston, Illinois, licensed in IL and MI, with an NPI issued in April 2019. Part D covered 46 prescriptions written in 2024, 80% of them generic. Genzyme Corporation reported $28.31 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1912561275 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 23, 2019 |
| Last updated in NPPES | Oct 13, 2026 |
| Certified by provider | Oct 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 036.163761 | IL |
| Internal Medicine | 207R00000X | 4301507862 | MI |
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 - Gastroenterology (IL) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 46 · 84 30-day fills |
|---|---|
| Patients | 18 |
| Total drug cost | $4,635 |
| Generic share | 80% of claims |
Industry payments (Open Payments)
- 2025$28.31 · 1 payment from 1 company
- 2024$32.95 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $28.31 | 1 |
What the 2025 payments were for
- Food and Beverage$28.31 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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