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Get in Touch with A1 Clinical

Sponsors and patients are both welcome — we'll make sure your question gets to the right person.

Call (718) 569-8253

Interested? Reach Out

Every question goes to our Study Coordinator first, who can answer most things on the spot — and escalates to the right physician or team member when needed. Call (718) 569-8253, email info@a1clinical.com, or use the form below — they all reach the same desk.

By phone

The fastest way to reach the site team — one number for all three locations.

(718) 569-8253

Monday–Friday, 9 AM–5 PM.

Merrick Long Island

2094 Merrick Ave
Merrick, NY 11566

Monday–Friday, 9 AM–5 PM

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Queens Village Queens

92-04 Springfield Blvd
Queens Village, NY 11428

Monday–Friday, 9 AM–5 PM

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Richmond Hill Queens

116-05 Myrtle Ave
Richmond Hill, NY 11418

Monday–Friday, 9 AM–5 PM

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Send us a message

Tell us how to reach you and we will follow up — usually within one business day.

Please don't include medical details here — we'll ask everything we need by phone.

By sending this message, you agree that A1 Clinical may contact you about your question or about a study's eligibility requirements. You can stop the conversation at any time.

Sponsors & CROs: for feasibility questionnaires and site-selection inquiries, ask for the Study Coordinator — or use the form and choose "Sponsor / CRO inquiry."