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Rheumatology Services | UCI Health | Orange County, CA

Rheumatology • Costa Mesa, CA • Six convenient locations across Orange County: UCI Medical Center in Orange; UCI Health — Costa Mesa; UCI Health — Laguna Hills; UCI Health — Newport Beach MacArthur; UCI Health — Tustin; UCI Health — Yorba Linda locations

About

UCI Health Rheumatology Services operates at six locations across Orange County, including Costa Mesa, Laguna Hills, Newport Beach, Tustin, Yorba Linda, and Orange. Board-certified rheumatologists diagnose and treat complex rheumatic conditions including rheumatoid arthritis, lupus, scleroderma, gout, and vasculitis, offering specialized clinical services, injection and infusion therapies, and access to clinical trials at Orange County's only academic health system.

Clinic Type

Rheumatology

Address

Six locations across Orange County: UCI Medical Center in Orange; UCI Health — Costa Mesa; UCI Health — Laguna Hills; UCI Health — Newport Beach MacArthur; UCI Health — Tustin; UCI Health — Yorba Linda

Phone

714-456-7720

Email

carriem1@hs.uci.edu

Opening Hours

Not published — contact the clinic to confirm hours.

Emergency Care

If you are experiencing an emergency, please call 911 or go to the nearest UCI Emergency Department

Services Offered

  • Rheumatology
  • Conditions & Treatments
  • Clinical services for lupus, scleroderma, myositis, gout and crystalline arthritis
  • Injection and infusion therapies
  • CAR T-cell

Technology & Equipment

  • state-of-the-art therapies
  • clinical trials

Insurance & Payment

—

Languages Spoken

—

FAQs

What conditions do UCI Health rheumatologists treat?

The Rheumatology team diagnoses and treats a full range of complex rheumatic conditions, including Ankylosing spondylitis, autoimmune rheumatic diseases, fibromyalgia, gout, myositis, osteoarthritis, osteoporosis, pseudogout, psoriatic arthritis, rheumatoid arthritis, sarcoidosis, scleroderma, Sjogren's syndrome, spondyloarthropathies, systemic lupus erythematosus, and vasculitis.

How can I make an appointment?

For more information or to make an appointment, please call 714-456-7720.

Where are the rheumatology clinics located?

They see patients at six convenient locations across Orange County: UCI Medical Center in Orange; UCI Health — Costa Mesa; UCI Health — Laguna Hills; UCI Health — Newport Beach MacArthur; UCI Health — Tustin; UCI Health — Yorba Linda.

Do they offer specialized clinical services?

Yes, for patients with lupus, scleroderma, myositis, gout and crystalline arthritis. They also offer medical therapies for various autoimmune conditions, as well as injection and infusion therapies.

Is UCI Health involved in research or clinical trials?

Yes, rheumatologists are actively involved in research and clinical trials at Orange County’s only academic health system.

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • UCI Health (Dan A. Mandel, MD) — UCI Health | Orange County, CA: 4.7 (152 ratings) overall rating (152)
  • Vitals (Dr. Man R. Shim, MD) — Costa Mesa, CA: 4.8 out of 5 stars (18 ratings with 16 written reviews)
  • UCI Health (Sheetal B. Desai, MD) — Orange County, CA: 5.0 overall rating (35)

Patients praise

  • High clinician ratings (e.g., 5.0 for Sheetal B. Desai, 4.7 for Dan A. Mandel, 4.8 for Man R. Shim)
  • Positive patient commentary in reviews emphasizing kindness, not rushing appointments, and thorough answers (from Vitals snippet for Dr. Man Shim)

Common complaints

  • Reported administrative/booking and service complaints (missed phone call / long delay / appointment confusion)
  • Complaint about billing/charge and refusal to do blood work or treat (described as a negative experience)
  • Some Yelp complaint content indicating staff unprepared for patient needs

"“He was kind, patient and took time to understand why I was there.”"

— Vitals review snippet for Dr. Man R. Shim, MD

"“UCI is a scam! Doctor Alan R. Schenk, MD is a rheumatologist there… They even refused to do blood work on me…”"

— localitybiz.com (UCI Health - Newport Beach) review excerpt

"“The staff was NOT prepared for a hospice patient and had NO idea of her condition.”"

— Yelp review excerpt (UCI Health - Costa Mesa)

Synthesized from public review platforms as of Jul 10, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 10, 2026.

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