Dianna Lananh Phan, M.D.
NPI 1598055444ActiveIndividual· Family Medicine· Marrero, LA
Family Medicine (M.D.) with Ochsner Clinic LLC, practicing in Marrero, Louisiana. Their prescriptions cost Medicare Part D more than their services did: $704,282 for 7,517 claims, against $22,289 paid for services in 2024. Mimedx Group, Inc. was the largest of 2 companies reporting payments in 2025, $71.74 in all, mostly food and beverage. Lists Ochsner Medical Center Acute as a hospital affiliation.
Overview
| NPI | 1598055444 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 12, 2011 |
| Last updated in NPPES | Aug 5, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD.207087 | LA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Family Practice (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 96 |
|---|---|
| Services billed | 464 across 16 procedure codes |
| Paid by Medicare | $22,289 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,517 · 19,165 30-day fills |
|---|---|
| Patients | 748 |
| Total drug cost | $704,282 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Ochsner Clinic LLCNew Orleans, LA · 2,864 clinicians
Hospital affiliation
- Ochsner Medical Center AcuteNew Orleans, LA
Industry payments (Open Payments)
- 2025$71.74 · 3 payments from 2 companies
- 2024$132.67 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mimedx Group, Inc. | $48.36 | 2 |
| Solventum Corporation | $23.38 | 1 |
What the 2025 payments were for
- Food and Beverage$71.74 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 36 family medicine physicians in Marrero · All family medicine physicians in Louisiana