Donald Whitney Barber Jr., MD
NPI 1295797439ActiveIndividual· Internal Medicine· Glendale, CA
Internal Medicine (MD) in Glendale, California, licensed in CA, with an NPI issued in April 2006. Their prescriptions cost Medicare Part D more than their services did: $333,275 for 3,147 claims, against $33,340 paid for services in 2024.
Overview
| NPI | 1295797439 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 4, 2006 |
| Last updated in NPPES | Sep 24, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G39563 | 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 | 174 |
|---|---|
| Services billed | 469 across 16 procedure codes |
| Paid by Medicare | $33,340 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,147 · 7,301 30-day fills |
|---|---|
| Patients | 230 |
| Total drug cost | $333,275 |
| Generic share | 87% 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 169 internal medicine physicians in Glendale · All internal medicine physicians in California