Screening result
NPI 1457306128Screened 6/3/2026, 7:08:24 AM against OIG LEIE (snapshot 2026-05-08) + state board sanctions + SAM.gov + OFAC SDN + FDA Debarment.
EXCLUDED
Active federal exclusion in effect.
This NPI carries 1 active OIG exclusion. Do not employ or contract for federal-program work.
Reasons (5)
- • Active OIG exclusion (1128b4) effective 2026-01-20
- • PA medical board voluntary surrender (2024-06-25)
- • Active SAM.gov exclusion (Prohibition/Restriction) by OPM effective unknown date
- • Active PA Medicaid exclusion (Person) effective 2026-01-20
- • Active DE Medicaid exclusion (Person) effective 2024-06-28
OIG LEIE match detail
| Name | Specialty | Exclusion type | Excluded | Reinstated |
|---|---|---|---|---|
| DUER, NATHAN | FAMILY PRACTICE | 1128b4 | 2026-01-20 | never |
State board sanctions
| State / Board | Action | Date | Reinstated |
|---|---|---|---|
| PA medical | Voluntary Surrender | 2024-06-25 | — |
SAM.gov exclusion detail
| Name | Agency | Type | Action date | Termination |
|---|---|---|---|---|
| DUER, NATHAN BROWNING | OPM | Prohibition/Restriction | — | indefinite |
State Medicaid exclusion match detail
| Name | State | Provider type | Exclusion date | NPI |
|---|---|---|---|---|
| Nathan B. Duer | PA | Person | 2026-01-20 | 1457306128 |
| Nathan B Duer | DE | Person | 2024-06-28 | 1457306128 |
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Source + audit trail
- NPI screened
- 1457306128
- Screen timestamp
- 6/3/2026, 7:08:24 AM
- OIG LEIE snapshot
- 2026-05-08
- State boards consulted
- (none with active adapters)
- Risk band
- EXCLUDED
- Risk score
- 370
- Matches found
- 5
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ProviderScore — Sanctions Screening Record
Record generated 6/3/2026, 7:08:24 AM
NPI 1457306128
EXCLUDED Active federal exclusion in effect.
Screened 6/3/2026, 7:08:24 AM
Lists checked
| Source list | Result | Detail |
|---|---|---|
| OIG LEIE (federal exclusions) | FLAGGED (1) | snapshot 2026-05-08 |
| State board sanctions | FLAGGED (1) | 40 states live: AK, AL, AR, AZ, CA, CO, CT, DE, FL, GA, HI, IA, IL, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NV, NY, OH, OR, PA, SC, TN, TX, WA, WV, WY |
| State Medicaid exclusions | FLAGGED (2) | — |
| SAM.gov / GSA exclusions | FLAGGED (1) | — |
| OFAC SDN (Treasury) | Clear | — |
| FDA debarment | Clear | — |
Findings (5)
- Active OIG exclusion (1128b4) effective 2026-01-20
- PA medical board voluntary surrender (2024-06-25)
- Active SAM.gov exclusion (Prohibition/Restriction) by OPM effective unknown date
- Active PA Medicaid exclusion (Person) effective 2026-01-20
- Active DE Medicaid exclusion (Person) effective 2024-06-28
Source + audit trail
| NPI screened | 1457306128 |
| Screen timestamp | 6/3/2026, 7:08:24 AM |
| OIG LEIE snapshot | 2026-05-08 |
| State boards covered | AK, AL, AR, AZ, CA, CO, CT, DE, FL, GA, HI, IA, IL, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NV, NY, OH, OR, PA, SC, TN, TX, WA, WV, WY |
| Risk band | EXCLUDED |
| Risk score | 370 |
| Total matches | 5 |
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