Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Landmark Diagnostics, LLC

Organization Clinical Medical Laboratory · NPI 1699172866

Landmark Diagnostics, LLC is a Clinical Medical Laboratory in Houston, Texas. Registered with an NPI since 2014.

In the registry since
2014
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

9350 Kirby Dr Ste 150
Houston, TX 77054-2527
Phone: (888) 549-8670
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Medical Laboratory (primary) Taxonomy 291U00000X

Record details

NPI number1699172866
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Taylor Stewart — President · (479) 845-6386
NPI enumeratedDecember 3, 2014
Last updated in NPPESMarch 19, 2019
Mailing address5204 W Village Pkwy Ste 11, Rogers, AR 72758-8146

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