Lisa Merle Peck, M.D.
NPI 1679539563ActiveIndividual· Internal Medicine· Deerfield, IL
Internal Medicine (M.D.) in Deerfield, Illinois, trained at Rush Medical College of Rush University (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $428,304 for 5,037 claims, against $134,505 paid for services in 2024. Novo Nordisk Inc reported $20.13 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1679539563 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 21, 2006 |
| Last updated in NPPES | Sep 11, 2023 |
| Certified by provider | Sep 11, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036086705 | IL |
| Internal Medicine | 207R00000X | 036-086705 | 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 | 417 |
|---|---|
| Services billed | 2,072 across 34 procedure codes |
| Paid by Medicare | $134,505 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,037 · 12,438 30-day fills |
|---|---|
| Patients | 627 |
| Total drug cost | $428,304 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliations
- Advocate Condell Medical CenterLibertyville, IL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Memorial HospitalChicago, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
- Assure Home Healthcare, IncHome health agency · Libertyville, IL
Industry payments (Open Payments)
- 2025$20.13 · 1 payment from 1 company
- 2024$159.18 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $20.13 | 1 |
What the 2025 payments were for
- Food and Beverage$20.13 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 31 internal medicine physicians in Deerfield · All internal medicine physicians in Illinois