# Clinical & Laboratory Immunology (Internal Medicine) Physician providers in Massachusetts

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- [LISA HIRSCHHORN](https://www.stedi.com/npi-registry/npis/1225228323.md) — NPI 1225228323, Individual, Active
- [MEDICAL DRUG TESTING LAB](https://www.stedi.com/npi-registry/npis/1538221072.md) — NPI 1538221072, Organization, Active