Michael Minh Dao, M.D.
NPI 1437321932ActiveIndividual· Internal Medicine· Garden Grove, CA
Internal Medicine (M.D.) with Dao Medical Group Inc, practicing in Garden Grove, California. Their prescriptions cost Medicare Part D more than their services did: $10,487,553 for 50,680 claims, against $906,374 paid for services in 2024. Agios Pharmaceuticals, Inc. was the largest of 52 companies reporting payments in 2025, $10,507 in all, mostly food and beverage. Lists Hoag Memorial Hospital Presbyterian and 1 other hospital as hospital affiliations.
Overview
| NPI | 1437321932 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 25, 2008 |
| Last updated in NPPES | Mar 25, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A51334 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,896 |
|---|---|
| Services billed | 15,802 across 73 procedure codes |
| Paid by Medicare | $906,374 |
Part D prescriptions in 2024
| Prescriptions (claims) | 50,680 · 84,815 30-day fills |
|---|---|
| Patients | 1,853 |
| Total drug cost | $10,487,553 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Dao Medical Group IncGarden Grove, CA · 12 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
Other facilities
- 24/7 Care at Home - Home HealthHome health agency · Westminster, CA
- Alexus Home Healthcare, IncHome health agency · Long Beach, CA
- Alta Home Health Care Services, Inc.Home health agency · Garden Grove, CA
- Focus Home Health IncHome health agency · Garden Grove, CA
- Vista Home Health Care, IncHome health agency · Sun Valley, CA
Industry payments (Open Payments)
- 2025$10,507 · 357 payments from 52 companies
- 2024$7,580 · 327 payments from 45 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Agios Pharmaceuticals, Inc. | $3,107 | 4 |
| Amgen Inc. | $896.74 | 47 |
| Astrazeneca Pharmaceuticals LP | $724.36 | 62 |
| Abbvie Inc. | $639.87 | 25 |
| Aimmune Therapeutics, Inc. | $428.58 | 23 |
What the 2025 payments were for
- Food and Beverage$7,415 · 354 payments
- Consulting Fee$3,050 · 2 payments
- Education$42.50 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 67 internal medicine physicians in Garden Grove · All internal medicine physicians in California