David Preston Hansen, MD
NPI 1275647521ActiveIndividual· Internal Medicine· Chula Vista, CA
Internal Medicine (MD) in Chula Vista, California, trained at University of California, Geffen School of Medicine (class of 1970). Their prescriptions cost Medicare Part D more than their services did: $1,340,597 for 10,162 claims, against $272,939 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $1,019 in all, mostly food and beverage.
Overview
| NPI | 1275647521 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 17, 2006 |
| Last updated in NPPES | Dec 29, 2020 |
| Certified by provider | Dec 29, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A24261 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 778 |
|---|---|
| Services billed | 4,941 across 28 procedure codes |
| Paid by Medicare | $272,939 |
Part D prescriptions in 2024
| Prescriptions (claims) | 10,162 · 24,203 30-day fills |
|---|---|
| Patients | 798 |
| Total drug cost | $1,340,597 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1970 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Chula Vista Internal Medicine and Cardiology Medical GroupChula Vista, CA · 2 clinicians
Hospital affiliations
- Grossmont HospitalLa Mesa, CA
- Sharp Chula Vista Medical CenterChula Vista, CA
- Sharp Coronado Hospital and Hlthcr CtrCoronado, CA
- Sharp Memorial HospitalSan Diego, CA
Other facilities
- Active Health ServicesHome health agency · San Diego, CA
- Archer Health IncHome health agency · Carlsbad, CA
- Comfort and Thrive Home HealthHome health agency · San Diego, CA
- Modern Home Health Care IncHome health agency · Chula Vista, CA
- Nightingale Home Care IncHome health agency · La Mesa, CA
Industry payments (Open Payments)
- 2025$1,019 · 47 payments from 17 companies
- 2024$954.02 · 37 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $200.07 | 13 |
| Glaxosmithkline, LLC. | $149.84 | 7 |
| Lilly USA, LLC | $110.92 | 5 |
| Abbvie Inc. | $108.57 | 4 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $86.74 | 3 |
What the 2025 payments were for
- Food and Beverage$1,019 · 47 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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