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Accepting New Patients Age 18+

Serenity Primary Care
and
Medical Weight Loss Clinic

Personalized Medicine for a Healthier You

Located at 154 Broad Street, Suite 1510 in Nashua, NH

Phone: (617) 272-7057    Fax: (949) 864-3519

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About Serenity

About Serenity

Serenity Primary Care and Medical Weight Loss Clinic, managed by Dr. Xiaoxi Ouyang, aims to redefine primary care by offering a personalized, accessible, and high-quality healthcare experience through an innovative hybrid membership model, fostering strong doctor-patient relationships and promoting long-term health for adults in southern NH and northern MA areas.

​​Serenity Primary Care and Medical Weight Loss Clinic stands out by combining traditional insurance with an affordable monthly membership, giving patients direct access to Dr. Ouyang via text, quick answers, and extended appointments, all delivered by a doctor board-certified in both Internal Medicine and Obesity Medicine. â€‹

Service

Our Services

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Patient Info

Accepted Insurances

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Appointment Cancellation Policy

We reserve the right to charge 50% of the visit fee for less than a 24 hour notice of cancellation or for missed appointments.​​​​​​​

Opening Hours

Monday-Tuesday: 10am to 7pm

Wednesday: Closed

Thursday-Friday: 10am to 7pm
Saturday: 12pm to 3pm
Sunday: Closed

Location: 154 Broad Street, Suite 1510, Nashua, NH

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© 2026 by Serenity Medical Clinic.

Phone: (617) 272-7057

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Fax: (949) 864-3519

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