Business Services

Independent laboratories in Baltimore, MD

4 independent, locally-owned laboratories are listed in Baltimore, Maryland on CheckThisBiz. National chains and franchises are not included. Ranked by how much we could independently verify (listing sources, phone, website and owner verification), the top laboratories are Crown Doctor Dental Lab, Chemstar WATER and Ascension Saint Agnes Pre-Admission Testing Center.

How we rank: email-verified customer reviews on CheckThisBiz first, then independent checks (listing sources, phone, website and domain, owner verification). Paid placement never changes this ranking. Our methods · Sources · Updated November 12, 2026

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4 laboratories in Baltimore · Clear

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Crown Doctor Dental Lab

Laboratory

6239 Berkeley Ave Unit 135, Baltimore, MD

Good signals

Chemstar WATER

Laboratory

9601 Pulaski Park Dr Ste 406, Baltimore, MD

Good signals

Ascension Saint Agnes Pre-Admission Testing Center

Laboratory

1001 Pine Heights Ave 205, Baltimore, MD

Good signals

Johns Hopkins CRB1

Laboratory

1650 Orleans St, Baltimore, MD

Some signals

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