Edward J. Diamond, M.D.
NPI 1033161518ActiveIndividual· Internal Medicine, Pulmonary Disease· Elk Grove Village, IL
Internal Medicine, Pulmonary Disease (M.D.) in Elk Grove Village, Illinois, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $493,953 for 1,593 claims, against $48,693 paid for services in 2024. Viatris Specialty LLC was the largest of 3 companies reporting payments in 2025, $125.38 in all, mostly food and beverage.
Overview
| NPI | 1033161518 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 16, 2006 |
| Last updated in NPPES | Apr 5, 2021 |
| Certified by provider | Apr 5, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 036060387 | IL |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 036060387 | 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 - Pulmonary Disease (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 359 |
|---|---|
| Services billed | 676 across 19 procedure codes |
| Paid by Medicare | $48,693 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,593 · 2,233 30-day fills |
|---|---|
| Patients | 294 |
| Total drug cost | $493,953 |
| Generic share | 32% of claims |
Education and affiliations
| Medical school | R Franklin University of Med & Sci/Chicago Medical School |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists), Internal Medicine |
Medical group
- Endeavor Health Medical GroupEvanston, IL · 3,350 clinicians
Hospital affiliation
- Northwest Community Hospital 1Arlington Heights, IL
Industry payments (Open Payments)
- 2025$125.38 · 3 payments from 3 companies
- 2024$1,020 · 56 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viatris Specialty LLC | $58.82 | 1 |
| Olympus America Inc. | $50.00 | 1 |
| Philips North America LLC | $16.56 | 1 |
What the 2025 payments were for
- Food and Beverage$125.38 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Internal Medicine, Pulmonary Disease providers in Illinois →