Richard Barton Day, MD
NPI 1386716959ActiveIndividual· Internal Medicine· Oceanside, CA
Internal Medicine (MD) in Oceanside, California, licensed in TN and CA, with an NPI issued in November 2006. Mostly services rather than prescriptions: Medicare paid $4,555 for 46 patients in 2024, with only 45 Part D claims.
Overview
| NPI | 1386716959 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 15, 2006 |
| Last updated in NPPES | Oct 2, 2024 |
| Certified by provider | Oct 2, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 66794 | TN |
| Specialist | 174400000X | A45298 | 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); Practitioner - Internal Medicine (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 46 |
|---|---|
| Services billed | 64 across 6 procedure codes |
| Paid by Medicare | $4,555 |
Part D prescriptions in 2024
| Prescriptions (claims) | 45 · 57 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $242.26 |
| Generic share | 100% of claims |
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 40 internal medicine physicians in Oceanside · All internal medicine physicians in California