Maria Ana Villanueva Valencia, M.D.
NPI 1073765905ActiveIndividual· Internal Medicine· Bear, DE
Internal Medicine (M.D.) with United Medical, LLC, practicing in Bear, Delaware. Their prescriptions cost Medicare Part D more than their services did: $539,688 for 5,885 claims, against $143,666 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 13 companies reporting payments in 2025, $1,256 in all, mostly food and beverage. Lists Bayhealth Medical Center, Kent Campus and 1 other hospital as hospital affiliations.
Overview
| NPI | 1073765905 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 22, 2008 |
| Last updated in NPPES | Apr 10, 2023 |
| Certified by provider | Apr 10, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | C1-0009803 | DE |
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 - Internal Medicine (DE) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 568 |
|---|---|
| Services billed | 1,878 across 29 procedure codes |
| Paid by Medicare | $143,666 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,885 · 15,358 30-day fills |
|---|---|
| Patients | 673 |
| Total drug cost | $539,688 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- United Medical, LLCBear, DE · 12 clinicians
Hospital affiliations
- Bayhealth Medical Center, Kent CampusDover, DE
- Christiana HospitalNewark, DE
Other facilities
- Christianacare HomehealthHome health agency · Wilmington, DE
Industry payments (Open Payments)
- 2025$1,256 · 66 payments from 13 companies
- 2024$1,585 · 71 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $436.36 | 32 |
| Lilly USA, LLC | $193.69 | 4 |
| Abbvie Inc. | $130.13 | 2 |
| Pfizer Inc. | $112.18 | 6 |
| Glaxosmithkline, LLC. | $103.50 | 6 |
What the 2025 payments were for
- Food and Beverage$1,256 · 66 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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