Geraldine Maniago Delos Santos, D.O.
NPI 1942658380ActiveIndividual· Family Medicine· Sycamore, IL
Family Medicine (D.O.) in Sycamore, Illinois, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $195,878 for 3,216 claims, against $50,248 paid for services in 2024. Abbott Laboratories was the largest of 2 companies reporting payments in 2025, $116.59 in all, mostly food and beverage.
Overview
| NPI | 1942658380 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 26, 2016 |
| Last updated in NPPES | May 15, 2025 |
| Certified by provider | May 15, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036149569 | 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 | 311 |
|---|---|
| Services billed | 947 across 58 procedure codes |
| Paid by Medicare | $50,248 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,216 · 7,704 30-day fills |
|---|---|
| Patients | 591 |
| Total drug cost | $195,878 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Des Moines University of Osteopathic Medicine and Health Sciences |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Central Dupage Physician GroupGeneva, IL · 1,080 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine Delnor Community HospitalGeneva, IL
- Northwestern Medicine Kishwaukee HospitalDekalb, IL
- Northwestern Medicine McHenryMcHenry, IL
- Valley West Community HospitalSandwich, IL
Other facilities
- Absolute Home WellnessHome health agency · Saint Charles, IL
- Centerwell Home Health IIHome health agency · Buffalo Grove, IL
- Dmj Home Health Services, IncHome health agency · Aurora, IL
Industry payments (Open Payments)
- 2025$116.59 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $106.27 | 1 |
| Organon LLC | $10.32 | 1 |
What the 2025 payments were for
- Food and Beverage$116.59 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 family medicine physicians in Sycamore · All family medicine physicians in Illinois