Derek C. Diffendaffer, M.D.
NPI 1558629113ActiveIndividual· Radiology, Diagnostic Radiology· North Chesterfield, VA
Radiology, Diagnostic Radiology (M.D.) with Singleton Associates PA and 7 other groups, practicing in North Chesterfield, Virginia. Medicare paid $66,107 for services to 1,544 patients in 2024. Lists Cjw Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1558629113 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | May 1, 2012 |
| Last updated in NPPES | Jul 17, 2026 |
| Certified by provider | Jul 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | 0101289154 | VA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Diagnostic Radiology (OK); Practitioner - Diagnostic Radiology (TX); Practitioner - Diagnostic Radiology (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,544 |
|---|---|
| Services billed | 3,000 across 146 procedure codes |
| Paid by Medicare | $66,107 |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Diagnostic Radiology |
Medical groups
- Singleton Associates PATyler, TX · 838 clinicians
- Eagle Partners, PLLCHouston, TX · 171 clinicians
- North Star McD LLCFort Worth, TX · 80 clinicians
- North Star MRI of Frisco LPFrisco, TX · 75 clinicians
- Radiology Associates of Richmond IncMidlothian, VA · 71 clinicians
- North Star Diagnostic Imaging LLCPlano, TX · 69 clinicians
- North Star MRI LPFrisco, TX · 57 clinicians
- North Star Fm LPLagrangeville, NY · 42 clinicians
Hospital affiliations
- Cjw Medical CenterRichmond, VA
- Community Hospital, LLCOklahoma City, OK
- Duncan Regional Hospital, IncDuncan, OK
- Grady Memorial HospitalChickasha, OK
- Henrico Doctors' HospitalRichmond, VA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Radiology, Diagnostic Radiology providers in North Chesterfield
- 1396707717
- 1104876150
- 1437460201
- 1710977152
- 1861653024
- 1396123303
- 1801847421
- 1134419807
- 1790171809
- 1144727686
- 1457797078
- 1720296528