David J. Alengo, MD
NPI 1356335996ActiveIndividual· Family Medicine· Wauconda, IL
Family Medicine (MD) in Wauconda, Illinois, trained at R Franklin University of Med & Sci/Chicago Medical School (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $144,734 for 1,792 claims, against $38,382 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 11 companies reporting payments in 2025, $336.00 in all, mostly food and beverage.
Overview
| NPI | 1356335996 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 9, 2005 |
| Last updated in NPPES | May 19, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036083468 | 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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 120 |
|---|---|
| Services billed | 726 across 31 procedure codes |
| Paid by Medicare | $38,382 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,792 · 2,644 30-day fills |
|---|---|
| Patients | 151 |
| Total drug cost | $144,734 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | R Franklin University of Med & Sci/Chicago Medical School |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Family Practice |
Medical group
- Family Medicine Specialists S.C.Wauconda, IL · 24 clinicians
Hospital affiliations
- Advocate Condell Medical CenterLibertyville, IL
- Northwestern Lake Forest HospitalLake Forest, IL
- Northwestern Medicine McHenryMcHenry, IL
- Vista Medical Center EastWaukegan, IL
Industry payments (Open Payments)
- 2025$336.00 · 16 payments from 11 companies
- 2024$447.99 · 22 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $70.29 | 3 |
| Cranial Technologies, Inc | $49.43 | 3 |
| Viiv Healthcare Company | $36.23 | 2 |
| Philips North America LLC | $31.14 | 1 |
| Mimedx Group, Inc. | $29.74 | 1 |
What the 2025 payments were for
- Food and Beverage$336.00 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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