Jeffrey G. Dyo, M.D.
NPI 1538663158ActiveIndividual· Internal Medicine· Costa Mesa, CA
Internal Medicine (M.D.) in Costa Mesa, California, trained at George Washington University School of Medicine (class of 2018). 196 Medicare patients in 2024, $38,870 paid; nearly all of their 846 Part D prescriptions were generic (91%).
Overview
| NPI | 1538663158 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 20, 2018 |
| Last updated in NPPES | Nov 14, 2022 |
| Certified by provider | Nov 14, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A163731 | 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 | 196 |
|---|---|
| Services billed | 468 across 22 procedure codes |
| Paid by Medicare | $38,870 |
Part D prescriptions in 2024
| Prescriptions (claims) | 846 · 2,032 30-day fills |
|---|---|
| Patients | 150 |
| Total drug cost | $39,512 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Regents of the University of CaliforniaOrange, CA · 60 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Uci Health-OrangeOrange, CA
Other facilities
- Hoag Home HealthHome health agency · Newport Beach, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 internal medicine physicians in Costa Mesa · All internal medicine physicians in California