Arsenio D. Atadero, M.D.
NPI 1700884194ActiveIndividual· Internal Medicine· Algonquin, IL
Internal Medicine (M.D.) with Algonquin Family Healthcare PC, practicing in Algonquin, Illinois. Their prescriptions cost Medicare Part D more than their services did: $427,861 for 3,639 claims, against $46,280 paid for services in 2024. Lists Advocate Sherman Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1700884194 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 11, 2005 |
| Last updated in NPPES | Jul 18, 2024 |
| Certified by provider | Jul 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036094916 | 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 | 179 |
|---|---|
| Services billed | 873 across 29 procedure codes |
| Paid by Medicare | $46,280 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,639 · 7,929 30-day fills |
|---|---|
| Patients | 268 |
| Total drug cost | $427,861 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Algonquin Family Healthcare PCAlgonquin, IL · 2 clinicians
Hospital affiliations
- Advocate Sherman HospitalElgin, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, IL
Other facilities
- Elara Caring IxHome health agency · Huntley, IL
- Empower Home Health ServicesHome health agency · West Dundee, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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