Gabriel Ira Berlin, M.D.
NPI 1831296474ActiveIndividual· Internal Medicine· Glenview, IL
Internal Medicine (M.D.) in Glenview, Illinois, trained at Northwestern University Feinberg Medical School (class of 1975). Their prescriptions cost Medicare Part D more than their services did: $354,075 for 4,225 claims, against $94,293 paid for services in 2024. Pfizer Inc. reported $35.98 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1831296474 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Sep 17, 2006 |
| Last updated in NPPES | Aug 18, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-053249 | 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) | Enrolled Practitioner - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 225 |
|---|---|
| Services billed | 1,678 across 32 procedure codes |
| Paid by Medicare | $94,293 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,225 · 9,782 30-day fills |
|---|---|
| Patients | 248 |
| Total drug cost | $354,075 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1975 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Hospital affiliation
Other facilities
- Aspire Home Healthcare, LLCHome health agency · Morton Grove, IL
Industry payments (Open Payments)
- 2025$35.98 · 2 payments from 1 company
- 2024$21.88 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $35.98 | 2 |
What the 2025 payments were for
- Food and Beverage$35.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 83 internal medicine physicians in Glenview · All internal medicine physicians in Illinois