Gail D. Herman, M.D.
Opted out of Medicare from October 2025 to October 2027. Internal Medicine (M.D.) in Niles, Illinois, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $836,229 for 7,713 claims, against $197,196 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 9 companies reporting payments in 2025, $547.00 in all, mostly food and beverage.
Overview
| NPI | 1457301871 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 10, 2006 |
| Last updated in NPPES | Feb 9, 2026 |
| Certified by provider | Feb 9, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036076405 | IL |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Oct 1, 2025 – Oct 1, 2027 |
| Can order and refer | Yes |
| Accepts assignment | Yes (participating) |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Medicare services in 2024
| Medicare patients | 480 |
|---|---|
| Services billed | 5,193 across 51 procedure codes |
| Paid by Medicare | $197,196 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,713 · 17,842 30-day fills |
|---|---|
| Patients | 639 |
| Total drug cost | $836,229 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Advocate Condell Medical CenterLibertyville, IL
- Advocate Lutheran General HospitalPark Ridge, IL
- Northwest Community Hospital 1Arlington Heights, IL
- Northwestern Lake Forest HospitalLake Forest, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
Industry payments (Open Payments)
- 2025$547.00 · 23 payments from 9 companies
- 2024$802.51 · 43 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $182.22 | 9 |
| Novo Nordisk Inc | $158.98 | 6 |
| Lilly USA, LLC | $55.75 | 2 |
| Abbvie Inc. | $31.68 | 1 |
| E.R. Squibb & Sons, L.L.C. | $29.20 | 1 |
What the 2025 payments were for
- Food and Beverage$547.00 · 23 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 31 internal medicine physicians in Niles · All internal medicine physicians in Illinois