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OpenMed-PII-QwenMed-XLarge-600M-v1

Detects 54 personal identifier types in English clinical and biomedical text

De-identify text (PII/PHI)Personal identifiers (PII/PHI)EnglishLarge · 596Mapache-2.0

What it does

This model detects 54 types of personal identifiers, including names, dates, and phone numbers, in English clinical and biomedical text. It reports an F1 score of 0.914 on the NVIDIA Nemotron-PII test set, with a precision of 0.907 and recall of 0.922.

Best for

  • De-identifying clinical notes
  • Redacting patient records
  • Anonymizing research datasets

What it detects (54 labels)

  • Account number
  • Age
  • API key
  • Bank routing number
  • Biometric identifier
  • Blood type
  • Certificate license number
  • City
  • Company name
  • Coordinate
  • Country
  • County
  • Credit debit card
  • Customer ID
  • Card CVV
  • Date
  • Date of birth
  • Date time
  • Device identifier
  • Education level
  • Email
  • Employee ID
  • Employment status
  • Fax number
  • First name
  • Gender
  • Health plan beneficiary number
  • HTTP cookie
  • IPv4 address
  • IPv6 address
  • Language
  • Last name
  • License plate
  • MAC address
  • Medical record number
  • Occupation
  • Password
  • Phone number
  • PIN
  • Political view
  • Postcode
  • Race ethnicity
  • Religious belief
  • Sexuality
  • Social security number
  • State
  • Street address
  • SWIFT/BIC code
  • Tax ID
  • Time
  • Unique ID
  • URL
  • Username
  • Vehicle identifier

Quality

Benchmark nvidia/Nemotron-PII (test_strat) · all models on this benchmark
F10.914
Precision0.907
Recall0.922
Accuracy0.992
SourceReported by the authors (test_results.json in the repository)

Use it

pip install transformers torch

from transformers import pipeline
ner = pipeline("token-classification", model="OpenMed/OpenMed-PII-QwenMed-XLarge-600M-v1", aggregation_strategy="simple")
print(ner("Patient prescribed 10 mg aspirin for hypertension."))
Android, browser, CPU (ONNX) build
pip install --upgrade "openmed[onnx-runtime]"

from openmed import OnnxModel
model = OnnxModel.from_pretrained("OpenMed/OpenMed-PII-QwenMed-XLarge-600M-v1-onnx-android")
for entity in model("The patient started imatinib after the consultation."):
    print(entity.to_dict())
Limitations stated in the model card

⚠️ Important: This model is intended as an assistive tool, not a replacement for human review. - False Negatives: Some PII may not be detected; always verify critical applications - Context Sensitivity: Performance may vary with domain-specific terminology - Challenging Categories: `occupation`, `time`, and `sexuality` have lower F1 scores - Language: Primarily trained on English text

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