Dr. James Chu

Endocrinology
Monterey, CA
27 years experience male

Locations

Office

Monterey, CA

Address

Monterey Endocrine & Diabetes Institute, 2 Upper Ragsdale Drive, B-200, Monterey, CA
Directions

Practice website

Insurances accepted

Aetna Life Insurance Company

Anthem BC Life & Health Insurance Company

Blue Cross of California

Cigna

Health Net

About

Bio

Current positions include: director of the Monterey Endocrine Diabetes Institute, the medical director of the Diabetes Nutrition Therapy Program at Community Hospital of Monterey Peninsula, as well as affiliated Assistant Clinical Professor at University of California, San Francisco. I am a Fellow of the American College of Endocrinology, and have published peer-reviewed articles in such journals as JAMA, Annals of Internal Medicine, Diabetes Care, Diabetes, Journal of Clinical Endocrinology and Metabolism, and others.

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.

Endocrinology

Licenses

United States: California

Languages spoken

English, Mandarin

Doctor Q&A

127 Answers
1 Agree
The number of answers this doctor has agreed with.
A 31-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
No, not calcium: According to the manufacturer's vitamin listing, zevit capsules contain: zinc sulphate monohydrate, vitamin b1, vitamin b2 , vitamin b6 , vitamin b12,... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 30-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Topical Betadine: Betadine is the brand name for several topical preparations (scrub, spray, swabs, pads, etc) with 5-10% povidone-iodine, a strong antiseptic, used to ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 23-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Hormonal, anatomic: Secondary amenorrhea refers to absence of menstruation, after previous onset at normal age. Anatomic exam and scans (ultrasound or ct) can assess for ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Pain + emotions, yes: For some diabetic patients, significant pain (and/or emotional changes) can raise their glucose levels. In these people, it is recommended that they m... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 68-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Diagnose and treat: Your doctor should test to find out why testosterone is low --- is the pituitary gland or the testes not working? If the pituitary ('master gland') in... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Quantify bonemineral: The DEXA scan is a special x-ray scan designed to quantify bone mineral density (bmd) in the spine, hips and forearm. These bmd values are calculated ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 48-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
High cortisol effect: Cushing's disease refers to a benign pituitary tumor making too much acth hormone --- which will then cause the adrenals to overproduce cortisol. Too ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 48-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Moderation in carbs: People with t1 diabetes take Insulin to avoid post-meal blood glucose spikes (resulting from carb intake). Thus, most diabetes experts suggest using l... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Not same as gout: Both gout and pseudo-gout will cause sudden, painful swelling in joints, and both are caused by deposits of crystals in the joints. However, gout is c... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Oral and injectable: In the US, there are 11 classes of meds approved for t2 diabetes. The most commonly used oral meds are Metformin (which help lower glucose from liver)... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Thiazolidinediones: The tzds (rosiglitazone = avandia, and pioglitazone = actos) are used to lower Insulin resistance in patients with type 2 diabetes. They have also sho... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Usually every 3 days: If you are referring to the plastic catheter tube that delivers Insulin from the pump, and is inserted under the skin --- then this Insulin pump site ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Probably type 1 DM: Most likely you have type 1 diabetes (previously called juvenile-onset or insulin-dependent diabetes mellitus). This is autoimmune condition --- immun... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 26-year-old female asked:
Dr. James Chu
Endocrinology 27 years experience
As early as month 5: The many hormonal changes in pregnancy include higher estrogen, that leads to production of high prolactin, which in turn causes breast gland developm... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old female asked:
Dr. James Chu
Endocrinology 27 years experience
Multiple effects: A truly non-functioning thyroid with almost no thyroid hormone synthesis will show many symptoms: most commonly dry hair/nails/skin, mental slowing, l... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. James Chu
Endocrinology 27 years experience
Depends on cause: 3 common causes of spontaneous hyperthyroidism. Overactive nodular goiters produce more thyroid hormone over time, and need to be medically or surgica... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. James Chu
Endocrinology 27 years experience
Depends on problem: 3 major categories of potential health issues caused by thyroid nodules: a) large size affecting swallowing, breathing, voice ; b) over active product... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Autoimmune condition: Hashimoto's and graves' are two thyroid diseases caused by the body's immune system attacking thyroid gland. In hashimoto's, the attack causes thyroid... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Probably two reasons: If you have been prescribed synthroid or levothyroxine replacement therapy, then your body likely needs thyroid hormone therapy to maintain normal thy... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 24-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Pituitary or testes?: In general, one can think of low testosterone as either being due to dysfunction in the pituitary ("master gland"), or the testes themselves. Checking... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 30-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Depends on puberty: The closure of the bony growth plates is mainly regulated by pubertal changes in sex hormones (estrogen in girls; testosterone in boys). If you had on... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 47-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Usually many years: Most studies indicate that it takes decades of preceding Insulin resistance/high Insulin levels before the pancreas burns out to result in t2 diabetes... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
May be trouble!: Patients with diabetes are at higher risk for foot infections and ulcers (skin breakdown), due to nerve damage, inadequate blood flow to feet, and imp... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old male asked:
Dr. James Chu
Endocrinology 27 years experience
Liver produces sugar: The liver breaks down glycogen to glucose overnight when one is asleep, in order to feed the body (when not eating). In people with type 2 diabetes, t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Measures insulin: The c-peptide is a by-product molecule that the pancreas makes when producing the Insulin hormone. Clinicians use this blood test measure to determine... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Topical and hormonal: Hirsutism, or excessive hair growth, may be caused by genetic/ethnic factors, and/or certain hormonal disorders. Topical treatments (shaving, waxing,... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 36-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Addison's uncommon: Addison's disease, or chronic primary adrenal gland insufficiency, is uncommon in the US. The typical causes are either autoimmune, metastatic tumors,... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 48-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Amenorrhea meaning: Amenorrhea means the state of 'lacking menstrual periods'. If your periods were previously normal and now are gone, then you have 'secondary amenorrhe... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 47-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Depends on cause: There are many causes of amenorrhea, and thus treatment depends on cause. If due to pcos, then weight loss, exercise, lifestyle change and medications... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
High blood sugars: Type 2 diabetes is a condition with high sugars, due to Insulin deficiency, Insulin inefficiency. If uncontrolled, these high sugars will eventually l... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 43-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Anatomy of thyroid: The ultrasound is a technique using sound waves to look inside the body. The thyroid ultrasound exam specifically measure the thyroid gland size (to ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 36-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Thyroxine is a type: The thyroid gland secretes two types of hormones: thyroxine (t4) and triiodothyronine (t3), but it produces T4 at much higher levels than t3. When tre... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 43-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Pituitary or testes?: In general, persistent low testosterone (not transient from acute sickness) is due to dysfunction in pituitary ("master gland"), or testes glands. Che... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 39-year-old male asked:
Dr. James Chu
Endocrinology 27 years experience
Repeat thyroid tests: For someone w/o prior thyroid disease or taking thyroid pills -- a new finding of high TSH suggests possible hypothyroidism. This may be accompanied b... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. James Chu
Endocrinology 27 years experience
Usually not thyroid: Thyroid hormone excess and deficiency can both lead to hair loss. Normalizing thyroid levels usually resolves this. People with autoimmune thyroid dis... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old female asked:
Dr. James Chu
Endocrinology 27 years experience
Rare sexual dysfunct: Omeprazole is a medication that decreases the stomach's production of acid. There are rare reports of men taking Omeprazole who have experienced imp... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old female asked:
Dr. James Chu
Endocrinology 27 years experience
Calcium, iron beware: The two substances that most commonly cause decreased stomach absorption of thyroid hormone are calcium and iron. We usually recommend that any vitami... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Stimulated glands: Adrenaline, or epinephrine, is the 'fight or flight' response hormone that is produced by the body in times of stress, injury, pain, exercise and oth... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Can minimize pain: Since a biopsy involves the use of a sharp instrument to sample a body tissue, it cannot be truly pain-free unless you are under anesthesia (which is ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 55-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
No need to avoid : The thyroid gland is the only organ in the body that uses dietary iodine, by using this element in synthesizing thyroid hormone. However, too much iod... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 74-year-old female asked:
Dr. James Chu
Endocrinology 27 years experience
Autoimmune thyroid: Hashimoto's disease is autoimmune condition where immune system attacks own thyroid gland with antibodies (abs) and white blood cells. This eventually... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 53-year-old male asked:
Dr. James Chu
Endocrinology 27 years experience
Each patient unique: Long-term metformin use can cause vitamin B12 deficiency, which leads to anemia and nerve symptoms in hands/feet. Some patients also develop GI sympto... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 30-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Possibly menopausal : Estrogen deficiency in menopause causes vaginal skin dryness and thinning, leading to pain during intercourse (dyspareunia) for 20-40% of women. Som... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Yes, GI symptoms: Acute adrenal crisis in addison's disease occurs when the body needs much higher levels of 'stress steroid hormones' (cortisol) than is in blood-- e.g... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old female asked:
Dr. James Chu
Endocrinology 27 years experience
Mostly not dangerous: The vast majority of pituitary tumors are benign. They are treated based on size and type. Smaller (<1 cm) tumors that do not overproduce hormones (re... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old female asked:
Dr. James Chu
Endocrinology 27 years experience
Treat hypothyroidism: A TSH result (more sensitive than T3 (liothyronine) or t4) of 46 suggests that you have significant hypothyroidism, or under active thyroid function. ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Endocrinologist : Endocrinologists specialize in hormonal conditions such as hyperthyroidism . I would recommend the america association of clinical endocrinologists (a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 47-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Need treatment : The adrenal glands produce aldosterone, a hormone that controls fluid balance, blood pressure, and salt metabolism. If the adrenals stop producing ald... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
OI collagen disease: Osteogenesis imperfecta (oi) is a congenital disorder of collagen (important component of bone). Oi is present at birth, and leads to repeated fractur... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 50-year-old member asked:
Dr. James Chu
Endocrinology 27 years experience
Depends on cause: A goiter, or enlarged thyroid, may be associated with either hypothyroidism (hashimoto's disease, iodine deficient), or hyperthyroidism (toxic nodules... Read More
Created for people with ongoing healthcare needs but benefits everyone.

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

2
Recommendations
407
Thank you notes
HealthTap member
Mar 30, 2015
Dr. Chu is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Chu is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
I think I may be diabetic from these symptoms should I be tested as last time I wasn't but these symptoms I am experiencing! Thanks for that
HealthTap member
I already was aware of this but I've got two lumps under my nipples which I was told was estrogen and they say its not enough to operate on
HealthTap member
Thank you Dr. Chu. I appreciate your advice. I wish I was forewarned by my dr. about how long the process will take.

Education & Training

Medical/Graduate school

Stanford University School of Medicine, CA
Graduated 1996MD

Awards

Most Influential, First Place, Salinas, CA - Winter
2013
Top Endocrinologist, Second Place, California - Winter
2013
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