Your Family's Health in Caring Hands.
Comprehensive primary care for every member of your family — from newborns to seniors. Serving Costa Mesa and Orange County for over 25 years.
Accepting New Patients
Secure Online Patient Portal
25+ Years of Experience
Comprehensive Family Care
Family Practice
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Pediatrics
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Pharmacy
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Lab Services
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Workers' Comp
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Chiropractic
Family Practice - Pediatrics - Pharmacy - Lab Services - Workers' Comp - Chiropractic
Dr. Isaac N. Beshay, MD has been a cornerstone of family healthcare in Costa Mesa, California for over 25 years. Board-certified and deeply committed to his patients, Dr. Beshay provides personalized, evidence-based medical care that treats the whole person not just the symptom.
A Trusted Name in Costa Mesa Family Medicine
We believe every patient deserves unhurried, attentive care from a doctor who knows their name, their history, and their goals.
Why Families in Costa Mesa Choose Us
Whole-Family Care
From your child's first checkup to managing chronic conditions in your parents, we provide continuous, coordinated care for every generation under one roof.
Convenient Appointments
We make it easy to get the care you need, when you need it. Book online through our secure patient portal, or call our friendly front desk.
25+ Years of Trust
Dr. Isaac N. Beshay, MD brings more than two decades of family medicine experience, giving you the peace of mind that comes with a doctor who truly knows your health history.
Everything In One Place
From on-site laboratory testing and medical diagnostics to an in-house pharmacy and chiropractic care — we minimize the number of places you need to go for your health.
Comprehensive Medical Services for Your Family
We offer a wide range of primary care and specialty services so your entire family receives the expert attention they deserve.
Family Medicine Your primary care home base. We handle preventive care, chronic disease management, annual physicals, immunizations, and everything in between.
Workers' Compensation Workplace injuries require specialized care and documentation. We provide thorough evaluations, treatment, and all necessary reports for your claim.
Pediatric Care Compassionate, expert care for infants, children, and teenagers — including well-child visits, developmental screenings, and vaccinations.
Weight Loss Program Our supervised 12-week medical weight loss program is designed to help you lose up to 40 pounds safely, with weekly physician visits and lab monitoring.
Women's Health From annual wellness exams and contraception counseling to prenatal guidance and menopause management, we support women's health at every stage.
Laboratory & Diagnostics On-site laboratory services, medical tests, and diagnostics mean faster results and faster answers — all without leaving our practice.
Manage Your Care Anytime, Anywhere
Not sure whether your symptoms need an office visit?
Need to renew a prescription, request a referral, or reschedule an appointment but prefer not to discuss it over the phone?
Our secure online Patient Portal, powered by NextMD, gives you private, convenient access to your healthcare team.
Renew prescriptions securely online
Access your medical records
Review your test results
Send confidential messages to your doctor
Request referrals and specialist appointments
Reschedule or confirm appointments
First time? Ask our team for your portal registration details at your next visit.
What Our Patients Are Saying
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"Dr. Beshay has been our family doctor for over 15 years. He is incredibly patient and always takes the time to explain everything clearly. Highly recommended for anyone in Costa Mesa!"
— Sarah J., Patient since 2008
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"The office staff is wonderful and the medical care is top-notch. I love that I can handle all my prescriptions and see lab results directly through the portal."
— Michael R., Patient since 2019
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"As a new parent, having a reliable pediatrician is crucial. Dr. Beshay's team made us feel so welcome and at ease during our first well-child visit."
— Jessica T., Patient since 2023
Frequently Asked Questions
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Yes, our practice is currently welcoming new patients of all ages. We encourage you to call our office or use the online appointment request form to get started.
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We accept a wide range of insurance plans. Please visit our Insurance & Payments page or call our office directly to verify that your plan is accepted before your visit.
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We offer secure online messaging through our NextMD patient portal for non-emergency questions, prescription renewals, and referral requests. Please call the office for guidance on telehealth availability.
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We offer secure online messaging through our NextMD patient portal for non-emergency questions, prescription renewals, and referral requests. Please call the office for guidance on telehealth availability.
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Dr. Beshay provides care for patients of all ages — from newborns and infants to elderly adults. We are a true family medicine practice serving every generation.
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We are conveniently located in Costa Mesa, CA. Visit our Contact page for our full address, map, and parking information.
Your Health Shouldn't Wait.
Whether it's a routine checkup, a new concern, or a follow-up — our team is ready to help. Scheduling is simple, fast, and convenient.
Accepting new patients · Same-week appointments available · Secure online portal access