Maia Eng, M.D.
NPI 1043604515ActiveIndividual· Internal Medicine, Cardiovascular Disease· Napa, CA
Internal Medicine, Cardiovascular Disease (M.D.) with Adventist Health Physicians Network and 2 other groups, practicing in Napa, California. In 2024 Medicare paid $169,461 for 1,014 patients, and Part D covered 1,491 of their prescriptions, 88% of them generic. Boston Scientific Corporation was the largest of 12 companies reporting payments in 2025, $2,172 in all, mostly food and beverage. Lists Adventist Health Clearlake and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1043604515 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 23, 2015 |
| Last updated in NPPES | Sep 5, 2023 |
| Certified by provider | Sep 5, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Cardiovascular Disease Primary | 207RC0000X | A145087 | CA |
| Internal Medicine | 207R00000X | A145087 | CA |
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 - Cardiovascular Disease (Cardiology) (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,014 |
|---|---|
| Services billed | 2,338 across 36 procedure codes |
| Paid by Medicare | $169,461 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,491 · 2,844 30-day fills |
|---|---|
| Patients | 249 |
| Total drug cost | $194,472 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical groups
- Adventist Health Physicians NetworkSaint Helena, CA · 628 clinicians
- Ukiah Adventist HospitalUkiah, CA · 135 clinicians
- St. Helena HospitalSaint Helena, CA · 84 clinicians
Hospital affiliations
- Adventist Health ClearlakeClearlake, CA
- Adventist Health Mendocino CoastFort Bragg, CA
- Adventist Health St HelenaSaint Helena, CA
- Adventist Health Ukiah ValleyUkiah, CA
- Providence Queen of the Valley Medical CenterNapa, CA
Industry payments (Open Payments)
- 2025$2,172 · 30 payments from 12 companies
- 2024$2,967 · 42 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $594.62 | 6 |
| Heartflow, Inc. | $535.78 | 5 |
| Biotronik Inc. | $320.66 | 5 |
| Actelion Pharmaceuticals US, Inc. | $142.23 | 1 |
| Novartis Pharmaceuticals Corporation | $139.95 | 1 |
What the 2025 payments were for
- Food and Beverage$2,172 · 30 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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