Jeffrey M. Guarino, MD
NPI 1588898597ActiveIndividual· Family Medicine, Geriatric Medicine· Wilmington, DE
Family Medicine, Geriatric Medicine (MD) in Wilmington, Delaware, trained at Jefferson Medical College of Thomas Jefferson University (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $285,648 for 3,048 claims, against $62,598 paid for services in 2024.
Overview
| NPI | 1588898597 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 5, 2009 |
| Last updated in NPPES | May 24, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine, Geriatric Medicine Primary | 207QG0300X | C1-0009551 | DE |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
| Family Medicine | 207Q00000X | C1-0009551 | DE |
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 - Geriatric Medicine (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 201 |
|---|---|
| Services billed | 1,099 across 39 procedure codes |
| Paid by Medicare | $62,598 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,048 · 5,484 30-day fills |
|---|---|
| Patients | 273 |
| Total drug cost | $285,648 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Jefferson Medical College of Thomas Jefferson University |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Geriatric Medicine |
| Secondary specialties | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- Christiana Care Health Services IncNewark, DE · 1,483 clinicians
- Christiana Care Health InitiativesWilmington, DE · 32 clinicians
Hospital affiliation
- Christiana HospitalNewark, DE
Other facilities
- Bayada Home Health Care, IncHome health agency · Wilmington, DE
- Christianacare HomehealthHome health agency · Wilmington, DE
- Christianacare Accentcare Hosp & Palliative CareHospice · Newark, DE
- Delaware Hospice - North DivisionHospice · Newark, DE
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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