7 Excluded physicians
6,171 Active physicians
1.13 Per 1,000 physicians
1 Flagged by federal + state

Why These Physicians Were Excluded

Federal exclusion types for physicians in New Hampshire who still have active provider records.

Exclusion type breakdown for New Hampshire
Reason for ExclusionCount
License Revoked/Suspended 1128b45
Felony Controlled Substance 1128a41
Patient Abuse/Neglect 1128a21

Excluded Physicians Who Moved

After being excluded, some physicians move to a different state. The new state's medical board may not be aware of the federal exclusion.

Left New Hampshire

ToCount
Pennsylvania1

Highest-Priority Cases

Inclusion on this list reflects a federal exclusion record and an active NPI registry entry — it does not confirm the physician is currently seeing patients. NPIs may remain active for billing, research, teaching, or administrative purposes. Full methodology

These physicians have the most concerning combination of serious offense, recent registry activity, and cross-state movement.

Highest-priority excluded physicians in New Hampshire
PhysicianReason for ExclusionExclusion DateSpecialty
MACDONALD, HUGH VPatient Abuse/Neglect2020-06-18FAMILY PRACTICE
DUYMAZLAR, HASANFelony Controlled Substance2014-11-20EMERGENCY MEDICINE
VIDAVER, ROBERT CLYDELicense Revoked/Suspended2022-05-19PSYCHIATRY
KRESSIN, NANCYLicense Revoked/Suspended2019-11-20ANESTHESIOLOGY
TAYTAWAT, PONGPEERALicense Revoked/Suspended2016-04-20INTERNAL MEDICINE
WEINREB, MARK DAVIDLicense Revoked/Suspended2013-08-20PEDIATRICS
MAZUR, LAWRENCE ALBERTLicense Revoked/Suspended2011-04-20PSYCHIATRY

Pharmaceutical Payments to Excluded Physicians

Drug and medical device companies made these payments to excluded physicians in New Hampshire between 2018 and 2024.

PhysicianTotalPaymentsCompanies
MACDONALD, HUGH V$15011
If you found your doctor on this page
  1. An active registry record does not confirm they are currently practicing.
  2. Check your state medical board for their current license status.
  3. Report concerns to the OIG Hotline: 1-800-HHS-TIPS.