Andrew Michael Dahlem Jr., M. D.
NPI 1205178381ActiveIndividual· Family Medicine· Skokie, IL
Family Medicine (M. D.) with One Medical Group Inc, practicing in Skokie, Illinois. Their prescriptions cost Medicare Part D more than their services did: $426,184 for 4,286 claims, against $72,678 paid for services in 2024. Lilly USA, LLC reported $22.83 in payments in 2025, mostly food and beverage. Lists Advocate Lutheran General Hospital as a hospital affiliation.
Overview
| NPI | 1205178381 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M. D. |
| Sole proprietor | No |
| NPI issued | Mar 26, 2013 |
| Last updated in NPPES | Aug 23, 2024 |
| Certified by provider | Aug 20, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036138940 | 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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 281 |
|---|---|
| Services billed | 1,816 across 52 procedure codes |
| Paid by Medicare | $72,678 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,286 · 10,564 30-day fills |
|---|---|
| Patients | 439 |
| Total drug cost | $426,184 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- One Medical Group IncSan Jose, CA · 331 clinicians
Hospital affiliation
- Advocate Lutheran General HospitalPark Ridge, IL
Other facilities
- Advocate Home Health Care ServHome health agency · Oakbrook, IL
Industry payments (Open Payments)
- 2025$22.83 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $22.83 | 1 |
What the 2025 payments were for
- Food and Beverage$22.83 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 44 family medicine physicians in Skokie · All family medicine physicians in Illinois