Miguel Angel Chavez Jr., M.D.
NPI 1649703125ActiveIndividual· Internal Medicine· Orange, CA
Internal Medicine (M.D.) with The Regents of the University of California-Irvine and 2 other groups, practicing in Orange, California. In 2024 Medicare paid $78,795 for 400 patients, and Part D covered 235 of their prescriptions, 80% of them generic. Janssen Biotech, Inc. was the largest of 3 companies reporting payments in 2025, $454.36 in all, mostly food and beverage. Lists Adventist Health Castle and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1649703125 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 11, 2017 |
| Last updated in NPPES | Jun 5, 2026 |
| Certified by provider | Jun 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | C205417 | CA |
| Internal Medicine | 207R00000X | S6587 | TX |
| Internal Medicine | 207R00000X | MD-22142 | HI |
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); Practitioner - Hospitalist (HI); Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 400 |
|---|---|
| Services billed | 750 across 24 procedure codes |
| Paid by Medicare | $78,795 |
Part D prescriptions in 2024
| Prescriptions (claims) | 235 · 266 30-day fills |
|---|---|
| Patients | 113 |
| Total drug cost | $17,389 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- The Regents of the University of California-IrvineOrange, CA · 125 clinicians
- Hawaii Hospital Physicians IncAiea, HI · 18 clinicians
- Inpatient Medicine Services LLCKailua, HI · 10 clinicians
Hospital affiliations
- Adventist Health CastleKailua, HI
- Pali Momi Medical CenterAiea, HI
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$454.36 · 4 payments from 3 companies
- 2024$68.01 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $273.16 | 2 |
| Depuy Synthes Sales Inc. | $152.82 | 1 |
| Bayer Healthcare Pharmaceuticals Inc. | $28.38 | 1 |
What the 2025 payments were for
- Food and Beverage$454.36 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 224 internal medicine physicians in Orange · All internal medicine physicians in California