Michael Pm Truong, M.D.
NPI 1023096765ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Mission Viejo, CA
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in Mission Viejo, California, trained at University of California, San Francisco School of Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $2,188,080 for 7,149 claims, against $454,478 paid for services in 2024. Abbvie Inc. was the largest of 28 companies reporting payments in 2025, $1,718 in all, mostly food and beverage.
Overview
| NPI | 1023096765 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 4, 2006 |
| Last updated in NPPES | Nov 11, 2021 |
| Certified by provider | Nov 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | G58851 | 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 - Endocrinology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 4,437 |
|---|---|
| Services billed | 34,118 across 93 procedure codes |
| Paid by Medicare | $454,478 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,149 · 17,847 30-day fills |
|---|---|
| Patients | 775 |
| Total drug cost | $2,188,080 |
| Generic share | 61% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- Providence Medical FoundationVictorville, CA · 1,466 clinicians
Hospital affiliations
- Eisenhower Medical CenterRancho Mirage, CA
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Providence Mission HospitalMission Viejo, CA
Industry payments (Open Payments)
- 2025$1,718 · 73 payments from 28 companies
- 2024$1,423 · 71 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $145.97 | 6 |
| Novo Nordisk Inc | $138.70 | 6 |
| Amgen Inc. | $134.85 | 8 |
| Novartis Pharmaceuticals Corporation | $116.70 | 5 |
| Abbott Laboratories | $98.37 | 4 |
What the 2025 payments were for
- Food and Beverage$1,718 · 73 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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