Diandra Norelle Ayala-Peacock, MD
NPI 1558682336ActiveIndividual· Radiology, Radiation Oncology· Nashville, TN
Radiology, Radiation Oncology (MD) with Duke Health Integrated Practice, Inc, practicing in Nashville, Tennessee. Mostly services rather than prescriptions: Medicare paid $62,496 for 84 patients in 2024, with only 36 Part D claims. Siemens Medical Solutions USA, Inc. reported $184.08 in payments in 2025, mostly food and beverage. Lists Duke University Hospital as a hospital affiliation.
Overview
| NPI | 1558682336 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 16, 2010 |
| Last updated in NPPES | Aug 24, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | MD52992 | TN |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Radiation Oncology (NC); Practitioner - Radiation Oncology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 84 |
|---|---|
| Services billed | 1,026 across 27 procedure codes |
| Paid by Medicare | $62,496 |
Part D prescriptions in 2024
| Prescriptions (claims) | 36 · 42 30-day fills |
|---|---|
| Patients | 26 |
| Total drug cost | $326.98 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Radiation Oncology |
| Telehealth | Offers telehealth |
Medical group
- Duke Health Integrated Practice, IncDurham, NC · 3,185 clinicians
Hospital affiliation
- Duke University HospitalDurham, NC
Industry payments (Open Payments)
- 2025$184.08 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Siemens Medical Solutions USA, Inc. | $184.08 | 2 |
What the 2025 payments were for
- Food and Beverage$184.08 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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