Teressa Alexander, M.D.
NPI 1851387328ActiveIndividual· Obstetrics & Gynecology· Elmhurst, IL
Obstetrics & Gynecology (M.D.) in Elmhurst, Illinois, trained at Chicago College of Medicine and Surgery (class of 2000). In 2024 Medicare paid $7,078 for 42 patients, and Part D covered 69 of their prescriptions, 74% of them generic. Hologic Sales and Service, LLC was the largest of 3 companies reporting payments in 2025, $113.95 in all, mostly food and beverage.
Overview
| NPI | 1851387328 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 21, 2005 |
| Last updated in NPPES | Jun 9, 2022 |
| Certified by provider | Jun 9, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 036-111491 | IL |
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 - Obstetrics/Gynecology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 42 |
|---|---|
| Services billed | 74 across 20 procedure codes |
| Paid by Medicare | $7,078 |
Part D prescriptions in 2024
| Prescriptions (claims) | 69 · 121 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $10,147 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | Chicago College of Medicine and Surgery |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Obstetrics/Gynecology |
Medical groups
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
- Osf Multi-Specialty GroupMorton, IL · 2,114 clinicians
Hospital affiliations
- Edward HospitalNaperville, IL
- Elmhurst Memorial HospitalElmhurst, IL
- Osf Saint Katharine Medical CenterDixon, IL
Industry payments (Open Payments)
- 2025$113.95 · 6 payments from 3 companies
- 2024$454.67 · 19 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hologic Sales and Service, LLC | $78.05 | 4 |
| Biogen, Inc. | $23.79 | 1 |
| Mayne Pharma Commercial LLC | $12.11 | 1 |
What the 2025 payments were for
- Food and Beverage$113.95 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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