Euan Angues Ashley, MD
NPI 1497792204ActiveIndividual· Internal Medicine, Cardiovascular Disease· Stanford, CA
Internal Medicine, Cardiovascular Disease (MD) with Stanford Health Care, practicing in Stanford, California. Their prescriptions cost Medicare Part D more than their services did: $1,334,274 for 872 claims, against $21,220 paid for services in 2024. Dexcom, Inc. reported $508,091 in payments in 2025, mostly consulting fees. Lists St Joseph's Medical Center of Stockton and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1497792204 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 1, 2006 |
| Last updated in NPPES | Apr 18, 2024 |
| Certified by provider | Apr 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | A93502 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Cardiovascular Disease (Cardiology) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 182 |
|---|---|
| Services billed | 328 across 16 procedure codes |
| Paid by Medicare | $21,220 |
Part D prescriptions in 2024
| Prescriptions (claims) | 872 · 2,150 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $1,334,274 |
| Generic share | 64% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Stanford Health CareStanford, CA · 3,122 clinicians
Hospital affiliations
- St Joseph's Medical Center of StocktonStockton, CA
- Stanford Health CareStanford, CA
- Stanford Health Care Tri-ValleyPleasanton, CA
Industry payments (Open Payments)
- 2025$508,091 · 9 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $508,091 | 9 |
What the 2025 payments were for
- Consulting Fee$503,985 · 1 payment
- Travel and Lodging$2,633 · 3 payments
- Food and Beverage$1,473 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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