Best Allergists & Immunologists in Fontana
Choosing an allergist or immunologist in Fontana, is easier when you can see credentials, listed plans, and patient ratings in one place. Heallexa shows 6 allergists & immunologists side by side.
6 allergists & immunologists in Fontana

Chioma Enweasor, MD
4.5Chioma Enweasor · Allergy & Immunology Physician
15290 Summit Ave Suite B(909) 225-1900
Michelle Dilley Revier, MD
4.5Michelle Dilley Revier · Allergy Physician
9961 Sierra Ave(909) 427-5000
Kwabena Osei, MD. Inc.
4.5Kwabena Osei, MD. Inc. · Allergy & Immunology Physician
15290 Summit Ave Suite B(909) 225-1900


Allergists & Immunologists in Fontana by insurance
These providers list this insurance as accepted, but coverage should be confirmed directly with the provider before booking.
Allergists & Immunologists in nearby cities
Same specialty in cities near Fontana — useful if your insurance network extends across the metro.
About finding an allergist or immunologist in Fontana
Fontana has allergists & immunologists practicing across hospital systems, group practices, and independent clinics. When choosing an allergist or immunologist in Fontana, the three factors most patients care about are: insurance acceptance, distance from home or work, and patient reviews. Heallexa shows all three on every listing so you can compare without clicking back and forth.
Many Fontana allergists & immunologists list major insurance plans including Blue Cross Blue Shield, Aetna, UnitedHealthcare, Cigna, Humana, and Medicare. Listings reflect what providers have indicated they accept — always confirm in-network status directly with the office before booking. Out-of-network visits can cost 3–5× more than in-network ones.
Common questions about allergists & immunologists in Fontana
How much does a visit to an allergist or immunologist cost in Fontana?+
In-network allergists & immunologists in Fontana typically run $120–$300 for an initial visit before insurance. Out-of-network rates can be 3–5× higher. Use the insurance filter above to see Fontana allergists & immunologists who list your specific plan, and confirm acceptance directly with the office before booking.
Are Fontana allergists & immunologists accepting new patients?+
Most Fontana listings indicate new-patient status on the profile. Wait times vary by specialty and insurance; calling the office directly is the fastest way to confirm same-week availability.
Which insurance plans do Fontana allergists & immunologists list?+
Major plans in include Blue Cross Blue Shield, Aetna, UnitedHealthcare, Cigna, Humana, and Medicare. Listings show plans the provider has indicated they accept — always confirm in-network status directly with the office before your appointment.
Do I need a referral to see an allergist or immunologist in Fontana?+
Most PPO plans in allow direct booking. HMO and many Medicare Advantage plans require a primary-care referral first. Confirm with your insurer or the office before booking.