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Doctors & clinics in Costa Mesa, CA

266 doctors & clinics listed in Costa Mesa, California. 197 with a phone number and 233 with a website.

Costa Mesa accounts for 0% of the doctors & clinics listed in California and ranks #70 among California cities for doctors & clinics.

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Quick answer

Costa Mesa, CA has 266 doctors & clinics listed on USA Business Search. 197 list a phone number and 233 list a website. The most listings are in ZIP codes 92626, 92627.

Updated October 2026
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234 E 17th St Ste 117, Costa Mesa, CA 92627 · Claim or fix

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How to choose a doctor in Costa Mesa

  • Call your insurance to confirm the provider is in network before your first visit.
  • Ask about telehealth options and how to reach the office after hours.
  • Ask how long it usually takes to get a new-patient appointment.

Check the license: Medical Board of California.

Medical weight loss and GLP-1 care in Costa Mesa: what to ask

  • GLP-1 medicines such as semaglutide and tirzepatide are prescription-only. A licensed prescriber should review your health history and any labs.
  • Ask whether the medication is an FDA-approved brand or a compounded version, and which pharmacy fills it.
  • Ask for the full monthly cost in writing: visits, medication, shipping and follow-up.
  • Ask how side effects are monitored and how often you will check in with a clinician or dietitian.

See the medical weight loss guide for providers by state.

Common questions

How many doctors & clinics are listed in Costa Mesa, California?

USA Business Search shows 266 doctors & clinics in Costa Mesa. 197 list a phone number and 233 list a website.

Which ZIP codes do these listings cover?

They include ZIP codes 92626, 92627.

How do I choose a doctor in Costa Mesa?

Call your insurance to confirm the provider is in network before your first visit. Ask about telehealth options and how to reach the office after hours. Check the license with the Medical Board of California.

How do doctors & clinics in Costa Mesa compare with the rest of California?

Costa Mesa has 0% of the 79,064 doctors & clinics listed in California, which ranks #70 among California cities for this category.

How do I add or fix a listing?

Listings are free. Use Add your business, or the Claim or fix link on any listing.

Do I need a prescription for GLP-1 weight loss in Costa Mesa?

Yes. Semaglutide and tirzepatide are prescription medications, and a licensed provider decides whether they are appropriate for you. Telehealth programs such as Elevation Health (featured) review your intake from home.

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