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Due to winter storm Hernando, our Patient Service Centers in affected areas may be closed. We ask that patients please double check your appointment status to ensure your designated Patient Service Center is operational. For site-specific information, please use Find a location and enter your zip code.

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Quest Diagnostics

Metropolitan Area

Quest Diagnostics Hyde Park

Address: 214 Calle Las Marias, Urb. Hyde Park, Rio Piedras, PR, 00927

Tel: 1.833.422.1465     Fax: 787.274.0639

Operational Hours: Monday to Friday - 6:00am to 4:00pm

                                   Saturday - 6:00am to 12:00pm

Parking Lot: YES    

Quest Diagnostics Caparra

Address: Caparra Gallery, Ortegón Street 107, Suite 105, Guaynabo, PR, 00966

Tel: 1.833.422.1465     Fax: 787.792.3710

Operational Hours: Monday to Friday - 6:00am to 3:00pm

                                   Saturday - 7:00am to 12:00pm

Parking Lot: YES    

Quest Diagnostics Bayamón 1

Address: Carr. #2 km 11.8 Edificio Federal, Bayamón, PR, 00960

Tel: 1.833.422.1465     Fax: 787.787.6336

Operational Hours: Monday to Friday - 6:00am to 4:00pm

                                   Saturday - 6:00am to 12:00pm

Parking Lot: YES    

Quest Diagnostics Sta. Rosa

Address: Santa Rosa Mall Nivel 1, Ofic #60, Bayamon, PR 00960

Tel: 1.833.422.1465     Fax: 787.785.7424

Operational Hours: Monday to Friday - 7:00am to 3:00pm

                                   Saturday - CLOSED

Parking Lot: YES    

Quest Diagnostics Sta. Cruz

Address: Calle Santa Cruz B-12, Bayamón, PR 00960

Tel: 1.833.422.1465     Fax: 787.785.1707

Operational Hours: Monday to Friday - 6:00am to 3:00pm

                                   Saturday - 7:00am to 12:00pm

Parking Lot: YES    

 

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For more information about location and service, please contact Patient Services or your nearest Quest Diagnostics Laboratory at 1.833.422.1465.

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Quest® is the brand name used for services offered by Quest Diagnostics Incorporated and its affiliated companies. Quest Diagnostics Incorporated and certain affiliates are CLIA-certified laboratories that provide HIPAA-covered services.  Other affiliates operated under the Quest® brand, such as Quest Consumer Inc., do not provide HIPAA-covered services. 

 

Quest®, Quest Diagnostics®, any associated logos, and all associated Quest Diagnostics registered or unregistered trademarks are the property of Quest Diagnostics. All third-party marks—® and ™—are the property of their respective owners. © 2026 Quest Diagnostics Incorporated. All rights reserved. Image content features models and is intended for illustrative purposes only.