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Dr. John Chiu

Allergy and Immunology
Newport Beach, CA
57 years experience male

Locations

Allergy Medical Group, Inc

Newport Beach, CA

Address

400 Newport Center Dr, Suite 401, Newport Beach, CA
Directions

My office hours

Thursday: 9:00am - 6:00pm
Show more

Practice website

Fax

9496441424

About

Specialties
Doctors may have more than one area of specialty interest. Board certification in a specialty area means the doctor has completed formal training and has practice experience in that specialty, and has passed the certification examination from the corresponding accredited medical specialty board.

Allergy and Immunology

Languages spoken

English

Doctor Q&A

12K Answers
1.9K Agrees
The number of answers this doctor has agreed with.
A 32-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Viral?: She may just have a viral laryngitis which should go away in less than 2 weeks. On the other hand, one needs to consider post-nasal drainage from a s... Read More
A 27-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Avoid sulfa soap: First you need to change shampoo and in fact sulfa may cause intense local skin reactions if you are allergic to sulfa. A topical cortisone will lik... Read More
A 25-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
An inflamed area: The area was likely already inflamed and thus anything you put on it will burn until it heals. May try Hydrocortisone cream for a few days to calm the... Read More
A 41-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
See GI now: You may have a constriction in the food pipe either from the acid reflux or a condition known as eosinophilic esophagitis which mimics gerd. Need to... Read More
A 30-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Not directly related: You get depressed from chronic illnesses but these are not related.
A 22-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
See do: An infection left untreated may ruined your foot permanently. See your doctor asap.
A 63-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Yes: The who has stated that a moldy environment is unhealthy for people. Although not all people gets sick from such exposure, some will develop asthma, h... Read More
A 28-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Skin test: Consult your allergist to get skin testing to check for potential sensitivity (a blood test call immunocap ige may help also but tends to be less sens... Read More
A 39-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
See doctor: You will need to talk to your doctor about this. He may order an ultrasound to find out what is happening. Do you feel any mass in the abdomen when... Read More
A 17-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Unusual: Tobacco allergy is uncommon if ever happens at all. But even without being allergic to it, smoking puts you at risk for cancer of the lungs throat, an... Read More
A 21-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Not known: I have not seen any report suggesting that Benadryl (diphenhydramine) affects ovulation. I don't know much about melatonin's effect however.
A 19-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Many possibilities: How long this has been happening? If Benadryl (diphenhydramine) and Hydrocortisone have not helped, it is time to consult a dermatologist if the pro... Read More
A 54-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Not contact: This is not a contact reaction but a systemic reaction to penicillin if the rash is flat. If it is raised , then they are hives. You will likely ge... Read More
A 45-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
No: Your blood pressure looks good but wonder why you need Lisinopril 2x daily. Of course you are at a higher risk for developing cardiovascular disease w... Read More
A 31-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Probably: However if the symptoms persists for more than a day or gets worse, check with your doctor. How did you accidentally make chlorine gas in the first p... Read More
A 56-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
In a few days.: The tremor effect , if present, usually does not last for more than a couple of days after stopping the drug (unless it was given in a Depo-Provera in... Read More
A 22-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
No: You need to consult an orthopedic doctor to find out if there is any nerve impingement particularly from the spine.
A 21-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
2 conditions: You have 2 chronic illnesses which can contribute to fatigue and there are also many other potential causes for your symptoms. You need to see an int... Read More
A 43-year-old member asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Rare: I have yet seen a true case of Lidocaine allergy- most of the reactions are from the Epinephrine added to make the Lidocaine stay at the site longer. ... Read More
A 46-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Yes: But tell surgeon not to use adhesive tape or strip if possible.
A 32-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
See dermatologist: There are many causes for hair loss and for this you need a dermatologist.
A 30-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
See doctor: Hives are not associated with pain. Although shingles may induce painful skin lesions, it does not involve more than one part of the body at a time. ... Read More
A 30-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Floss x1 , brush x2: You need to floss at least once daily and brush at least 2x daily (3x if you have gum problem). Be sure to aim the brush at 45 degree towards the gum ... Read More
A 21-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Hard to tell: You may possibly have a sinus infection at the right but it is unusual to affect the front teeth. Need to see your doctor.
A 52-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Need to see doc: Your asthma has improved but you are not there yet. The medication program needs modification.
A 21-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Yes: They are not mutually exclusive. Candida infection can be diagnosed by examination and/or confirmed by a direct culture.
A 37-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
CT sinus: If it is indeed a sinus infection which fails to respond to antibiotic, then one must determine first whether the abx is the right one. For example zp... Read More
A 50-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
See doctor: If this is controlled by ibuprofen, then it is unlikely to be from an infection. However, you should have your doctor take a look at it to find out t... Read More
A 33-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
No amount: Gerson therapy is an unproven form of treatment without any scientific basis . I suppose if you have an unknown food allergy, and the diet happens to ... Read More
A 16-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Clubbing of fingers?: You need to see a doctor and get this checked out. Although your description is not detailed enough, i would venture to guess that you are describing ... Read More
A 18-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Yes but: Zyrtec (cetirizine) would not relieve your stuffy nose. Zyrtec (cetirizine) d may.
A 55-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Rare: Titanium allergy is rare and takes about 10 days or much longer to develop following the implant.leading to implant failure and gum inflammation. Un... Read More
A 54-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Yes: This is in fact one of the early signs that one may have chf. Drugs like calcium-channel blockers may also cause leg swelling.
A 34-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Many answers: You should see a dermatologist re. This problem. Some of the potential answers include flea bites (as more and more hotels are allowing pets to be in ... Read More
A 24-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Probably ok but: The only rx nasal spray considered category b pregnancy is rhinocort aqua. However I have not read anything about any nasal spray causing fetal anoma... Read More
A 44-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Possible: There may be other causes for your symptoms. Sinus infection is possible as would be ear infection. Neither is usually associated with a fever since ... Read More
A 23-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Blood tests?: You need to consult an allergist if the problem persists over 6 weeks and antihistamine up to 4 doses per day fails to help.
A 34-year-old member asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
None: Although you may get away with certain indoor plants , there is no plant which is beneficial for allergy although some may improve indoor air quality.... Read More
A 34-year-old member asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Common: The cause for chronic hives (lasting more than 6-8 weeks) is often unknown. However you may try taking antihistamine up to 4 x the regular dose to se... Read More
A 56-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Not concerned: If this only happens during an angioedema episode, it is likely a response to stress more from your emotional state than from the disease itself. If ... Read More
A 25-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Possibly: Nut allergy usually comes on fast and furious and thus if she has survived the time you spent posting this question, it is likely not that serious. N... Read More
A 32-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Fast and furious: Try icing the area first then pull it off as fast as you can or ask someone else to do it for you.
A 32-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Not aware of: Purine is usually high in the pancreas or thymus but I am not aware of its being high in chicken skin.
A 63-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
No: Celiac involves mainly the small intestine. The duodenal ulcer is more likely from an acid issue.
A 22-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Allergic rhinitis: You appear to have allergic rhinitis likely to airborne allergens. As to what type, it will need allergy skin test or capige test to find out.
A 25-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
See immunlogist: The low igg3 and igg4 in and of themselves may not mean much if your igg1 is normal. The fact that you also have low igm suggests that there may be a... Read More
A 28-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
See dermatologist: The alarm bell rings whenever i see someone with painful skin lesions. It may well be a neurologic issue but she should really consult a dermatologis... Read More
A 20-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Yes: But if your cough is not from post-nasal drips, Benadryl (diphenhydramine) won't do anything for you. Make sure your cough is not from a reflux disea... Read More
A 22-year-old male asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Usually yes: >90% of the people allergic to penicillin would have no problem with cephalosporin. The newer the generation, the less likely the reaction. But i... Read More
A 20-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Ok to eat.: It may even help to reduce the risk for eczema in the baby. It would not increase the risk of asthma.

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Testimonials
Recommendations and Thank you notes are endorsements given from patients or other doctors.

25
Recommendations
5.7K
Thank you notes
I endorse Dr. Chiu. It's clear from his answers to challenging questions that he is indeed an expert in his field. He is a wonderful resource to HealthTap and therefore to the public who needs sound ...Read More
Nov 29, 2014
Dr. Chiu is a very knowledgeable and compassionate doctor who gives practical and sensible advice. I enjoy reading his answers. Highly recommended.
Dec 24, 2015
Excellent fund of knowledge in his specialty. Thorough but to the point answers to questions.
HealthTap member
This made me feel good. Thanks! I'm surprised you haven't heard about this disease.It's similar to the HIV disease in humans.My friend's friend's cat has this disease and she lives in Europe. She can'...Read More
HealthTap member
This was very helpful. Thanks! Thanks Dr.Chiu for your kind advice my Cardiologist won’t discus if i do or do not have Valvular disease (from regurgitation Mitral valve Proplase repair)Not taking beta...Read More
HealthTap member
This was very helpful. Thanks! I'd heard that it can cause thyroid problems if consumed daily in large amounts. Then, I read that thyroid problems from this are only an issue if you have type O blood....Read More

Education & Training

Medical/Graduate school

University of Vermont
Graduated 1964MD

Residency

Medical College of Wisconsin

Awards

Voluntary Faculty Award, American Academy of Allergy Asthma Immunology, 2013.
Top Doctor, Third Place, California - Summer
2013
Top Allergist and Immunologist , Second Place, National - Summer
2013

Affiliations

American Academy of Allergy & Immunology (emeritus Fellow)
American College of Allergists (emeritus Fellow)
American College of Chest Physicians (Fellow)
90,000 U.S. doctors in 147 specialties are here to answer your questions, provide medical advice, write prescriptions, and more.
Answer emailed
in 24 hours or less