Dr. Aaron Neinstein
Internal Medicine
San Francisco, CA
16 years experience male
Locations
UCSF Endocrinology and Metabolism
San Francisco, CA
About
Bio
Endocrinologist and Informaticist at UCSF
SpecialtiesDoctors 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.
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.
Internal Medicine
Endocrinology
Doctor Q&A
19 Answers
1 Agree
The number of answers this doctor has agreed with.
A 36-year-old member asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
T-scores different: Osteoporosis is defined by a t-score of less than -2.5 on a bone density test (dexa). T-score compares your bone density to that of a healthy 30 year ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 28-year-old female asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Yes: Yes, vitamin d is safe during pregnancy, and is in fact often recommended during pregnancy, as low levels can potentially be harmful. The proper dose... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 52-year-old female asked:
My mch came back at 25.3 yet doc didn't even mention it. at what levels do doctors become concerned?

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Don't worry about it: As long as your hemoglobin is normal, don't worry about your mch, as it doesn't really matter. If you don't have an anemia, then the MCH is not impor... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Check thyroid levels: To tell if your thyroid medications are working, you should see your doctor to a) discuss how you are feeling and b) get your thyroid levels checked t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Yes: Yes, type 2 diabetes can be "clinically silent, " meaning you may not have any symptoms at all. The only sign that you have it may be the high blood s... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 42-year-old member asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
It depends: If you have been told that you have an "overactive adrenal gland, " you must make sure you see an endocrinologist. The adrenal gland produces many dif... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 22-year-old male asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
See a doctor: Having excessive thirst and urination that wakes you at night along with bed-wetting can be a sign of many different problems. Being tested for diabet... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsAnswered >2 years ago
A 23-year-old female asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Yes: Yes, it is often true that people with hypothyroidism have normal body temperature. Most people with hypothyroidism do not have every single sign and... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsAnswered >2 years ago
A 61-year-old female asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Yes: You probably mean 500 mg per day, as it does not come in 50mg pills. This is a very low dose of metformin. Also, it depends how long after your meal y... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 26-year-old male asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Might be Gilbert's: A relatively large portion of the population has something called gilbert's, which is completely harmless, and causes elevated indirect bilirubin in t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 52-year-old male asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Probably not: People with graves disease typically have a low TSH along with high free T4 and/or high free t3 (liothyronine). Most people also have a high tsi tite... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsAnswered >2 years ago
A 42-year-old female asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
It depends: You should see an endocrinologist to discuss this further. The main question is whether your blood sugar actually gets low or whether you just feel li... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 46-year-old member asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
None that are proven: There is no natural remedy for hyperthyroidism that has been studied and proven to be effective. If you have graves disease, the most common form of h... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 38-year-old female asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
It depends: A creatinine of 1.18 in a 33 yr old man may or may not be considered high depending on the person and the situation. People who are very muscular tend... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsAnswered >2 years ago
A 29-year-old female asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Nothing if treated!: If treated appropriately, you do not have to have any long-term consequences from hyperthyroidism. If left untreated, the most serious concern is a he... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 44-year-old member asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
No taller: At age 44, taking hgh (human growth hormone) will not make you any taller. Once your growth plates, or epiphyseal plates, have fused (closed), you can... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsReviewed >2 years ago
A 33-year-old female asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
Bring all data: As a new consult, we typically like to see all of your old lab values, any old imaging that you may have had done (xrays, ct scans, mris), and any pat... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsAnswered >2 years ago
A 22-year-old female asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
On the border: A height of 5'5" and weight of 150 pounds gives you a bmi of 25. Bmi, or body mass index, is the accepted way of determining whether a person is overw... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.1k viewsAnswered >2 years ago
A 56-year-old male asked:

Dr. Aaron Neinsteinanswered
Internal Medicine 16 years experience
No: These are both from the same medication class, beta-blockers. It would be extremely unusual for a physician to prescribe these simultaneously and cou... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5k viewsAnswered >2 years ago
TestimonialsRecommendations and Thank you notes are endorsements given from patients or other doctors.
Recommendations and Thank you notes are endorsements given from patients or other doctors.
2
Recommendations
39
Thank you notes
HealthTap member
Mar 31, 2015
Dr. Neinstein is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Neinstein is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thanks for your quick reply! Thank you for your time and answer, a lot to think about. When tested 20 yrs ago it was very low, in the 2's, now it's 4/5. Same symptoms.
HealthTap member
Thank you, your answer was very helpful! Thank you very much. Hard times now, we'll continue fighting.
HealthTap member
This saved my life. Thank You! Thanks you very much
Education & Training
Medical/Graduate school
Keck School of Medicine of University of Southern California, CA
Graduated 2007MD
Residency
UCSF MEDICAL CENTER
Awards
Alpha Omega Alpha
Endocrinology Division, Clinical Fellow Award, 2011-2012
HealthTap Founding Doctor
Affiliations
Endocrine Society
American Association of Clinical Endocrinologists
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