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

Sema4 Opco, Inc

Organization Clinical Medical Laboratory · NPI 1518415991

Sema4 Opco, Inc is a Clinical Medical Laboratory in Branford, Connecticut. Works from 2 locations. Registered with an NPI since 2016.

In the registry since
2016
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1 Commercial St
Branford, CT 06405-2894
Phone: (800) 298-6470
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 62 Southfield Ave, Stamford, CT 06902-7229 — (800) 298-6470

Specialties & licences

Clinical Medical Laboratory (primary) Taxonomy 291U00000X

Record details

NPI number1518415991
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Danielle Watimar — Payor Analyst · (240) 429-3142
NPI enumeratedSeptember 14, 2016
Last updated in NPPESAugust 31, 2022
Certification dateAugust 31, 2022
Mailing address333 Ludlow St Fl Tower8, Stamford, CT 06902-6987

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