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Laboratory contact

Laboratory information


Johns Hopkins Genomics DNA Diagnostic Laboratory, JHGDDL
Johns Hopkins Hospital

Laboratory director(s)

  • Molly Sheridan, PhD, ABMG, DABMG, Lab Director
  • Ying Wang, PhD, MD, ABMG, FACMG, DABMG, Lab Director

Laboratory contact for this test

  • Brittany Brassell, MS, Certified Genetic counselor, CG(ASCP), CGC, Genetic Counselor
  • Phone Number: 410-614-1075
  • Email: bbrasse1@jhmi.edu
  • Fax Number: 410-955-0484

Laboratory contact

  • 1812 Ashland Ave
  • Room 200
  • Baltimore, Maryland 21205
  • United States

Laboratory services offered

  • Clinical Testing/Confirmation of Mutations Identified Previously
  • Confirmation of research findings
  • Custom Sequence Analysis

Laboratory credentials

CLIA certification

  • Number: 21D0692357, Expiration: 2021-08-07

State license(s)

  • MD - Maryland Department of Health and Mental Hygiene DHMH, License number: 557, Effective: 2018-07-26, Non-expiring
  • NY - New York State Department of Health NYSDOH, License number: 4253, Expiration: 2021-06-30
  • PA - Pennsylvania Department of Health PADOH, License number: 029028, Expiration: 2021-08-15


  • CAP, Number: 1353017, Expiration: 2021-06-30

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