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Dr. David Geffner

Endocrinology
Santa Monica, CA
55 years experience male

Locations

Office

Santa Monica, CA

Address

2020 Santa Monica Blvd., Suite 550, Santa Monica, CA
Directions

My office hours

Tuesday: 8:00am - 5:00pm
Show more

UCLA Department of Medicine Practice Group

Santa Monica, CA

About

Bio

Dr. Geffner is a practicing adult and pediatric endocrinologist who has worked for large medical groups across Southern California. After obtaining his M.D. at Georgetown University School of Medicine he did his internship and subsequently his residency at the Cornell Cooperating Hospital House Staff Training Program in New York. He finished fellowships in endocrinology at the New York Hospital and UCLA-Wadsworth VA where he became Assistant Chief of Endocrinology before leaving for clinical practice. He continues to teach courses and was a member of the Committee on Scientific Integrity at UCLA where he is a full clinical professor. When his is not seeing patients he is teaching fellows, residents, and medical students at UCLA affiliated hospitals. He is a member of several professional societies including the Endocrine Society, the American Association of Clinical Endocrinologists, and the American Thyroid Association. He has served on several national and local committees for several of these organizations. He is past President of the Los Angeles County Chapter of the American Diabetes Association and is an advisor to groups such as The American College of Medical Quality and the Rand Corp. He presently consults for the Medical Board of California of which he was a member, for Medicare, and for the Center for Health Dispute Resolution. He was a JACO surveyor for the California Department of Health Services and Institute for Medical Quality. He is an invited speaker at national, professional, and community meetings and has served on the editorial advisory boards and review panels for several journals as well as publishing original articles in the fields of thyroid, diabetes, calcium, adrenal, sexual function, delivery of health care, and disease state management. He is the co-chair of the Thyroid Disorders Educational Initiative and a speaker for the Diabetes Educational Initiative and several pharmaceutical companies.

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

Doctor Q&A

578 Answers
198 Agrees
The number of answers this doctor has agreed with.
A 45-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Depends: Should be soon. If you are taking it for a pituitary prolactin producing tumor have your endocrinologist give you cabergoline.
Created for people with ongoing healthcare needs but benefits everyone.
A 54-year-old male asked:
Dr. David Geffner
Endocrinology 55 years experience
Perhaps: There appears to be an epidemic of low levels of 25-ohd. Ask your doc if you can get an rx for a 50, 000 unit capsule to take once a week for 2-3 mont... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
See a thyroidologist: Normal thyroid hormone values may change during each trimester of pregnancy.
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Check with doctor: Black discharge may be due to other intraductal problems, not production of breast milk, particularly if prolactin is normal!
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Probably not: This is not a sign of hyper or hypothyroidism.
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
See below: The body mass index (bmi) is a measure for human body shape based on an individual's weight and height. It is defined as the individual's body mass di... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 56-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Nothing: There is no correlation between Insulin levels and the many reasons that women may have blood clots. Ask your doc why an Insulin level was drawn.
Created for people with ongoing healthcare needs but benefits everyone.
A 18-year-old male asked:
Dr. David Geffner
Endocrinology 55 years experience
No evidence: That biotin is effective for hair loss. Talk to a dermatologist to find out why the loss is occuring.
Created for people with ongoing healthcare needs but benefits everyone.
A 24-year-old male asked:
Dr. David Geffner
Endocrinology 55 years experience
See a doctor: Swelling could be lymph nodes or thyroid, etc.
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Depends: On how tall you are.
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Depends: On the surgeon. Who told you the goiter must be removed? Are you having symptoms of compression? What is the cause of the goiter? An overactive or und... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
NO: Unless you have growth hormone deficiency. See an endocrinologist to have this checked.
Created for people with ongoing healthcare needs but benefits everyone.
A 56-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
See a dermatologist: To find out why you have the sores. They are probably not due to the thyroid if you are on treatment.
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Don't ask: Unless you are a prepubertal short person or have hypothalamic/pituitary damage. An endocrinologist would want to do dynamic hormone tests to see if y... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Depends: On why it was suppressed. If you were given steroids it will depend on how long and what dose you were given. See an endocrinologist.
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Is it thyroid?: It would have to be quite large to cause a cough. Consider other causes and consult a thyroidologist.
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
No relationship: Of thyroid cancer and smoking, but respiratory (lung, etc.) yes.
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. David Geffner
Endocrinology 55 years experience
Sure: If you want to waste your money on a worthless product as islim.
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Yes: It may be congenital, or acquired secondary to excess gh or blood vessels in the calvarium bones. Other potential causes of frontal bossing include u... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old male asked:
Dr. David Geffner
Endocrinology 55 years experience
No: We check problems of the endocrine system. Some people do have candidiasis and need to see an expert in infectious disease. However many people are gi... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 25-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
UTZ of eyes: Or even an MRI can determine increase in muscles or retroorbital content.
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. David Geffner
Endocrinology 55 years experience
You could: Plenty of hyperthyroid patients get pregnant. If you are trying to get pregnant make sure the antithyroid medication is ptu (propylthiouracil) - not M... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 25-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Depends: On whether you are trying to get pregnant or normalize menses or decrease unwanted hair. Consult your gynecologist or an endocrinologist.
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Depends: On why the thyroidectomy was done.
Created for people with ongoing healthcare needs but benefits everyone.
A 42-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Yes: Taking estrogen for a short time may help. Few other herbal concoctions might hel a minority of women. Consult your doctor.
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Yes: It is a carbohydrate.
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Yes: Ability to taste ptu (propylthiouracil) is inherited. If it is really bothering you ask your thyroidologist to consider other med (methimazole) or tre... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Yes: In your food. A mtaanlalysis of smaller studies suggests that too many calcium pills can increase your risk of a heart attack in women. There are many... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Could be: Get a lab test - if not from him than another doc.
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. David Geffner
Endocrinology 55 years experience
Depends: On why it is high. Have your doctor that did the test explain why it is high.
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Also: By fingerstick we can measure a1c.
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Could be: Autoimmune adrenalitis is associated with a variety of autoimmune problems in other endocrine glands all of which can be expressed in other family mem... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Is he diabetic?: Perhaps he is on too much Insulin or oral agents. Have him talk to his doctor.
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Usually normally: It depends on the cause of the premature puberty.
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. David Geffner
Endocrinology 55 years experience
Adrenal not active: Either you have adrenal insufficiency, or had prior steroid administration. This could be a medical emergency. The dr. That ordered the lab must imm... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Sometimes: The decrease in thyroxine absorption was done with short acting calcium carbonate. To be safe do not take them at the same time.
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Pituitary activity: There are several reasons why children or adults can have a pituitary that is unable to make enough hgh for adequate growth or metabolic wellbeing. Co... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Natural history: No drug reverses the inevitable decrease in Insulin producing islet cells in your pancreas.
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Yes: As there are no carbohydrate calories in true diet colas.
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Sometimes: If the growing plates of your long bones are still open.
Created for people with ongoing healthcare needs but benefits everyone.
A 30-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Yes: But you will not always be hyperthyroid. Talk to your doctor about the effect of treatment on graves'.
Created for people with ongoing healthcare needs but benefits everyone.
A 55-year-old male asked:
Dr. David Geffner
Endocrinology 55 years experience
Usually: Beta cell destruction is inevitable in type 2 diabetes, so eventually people with dm2 do need insulin. Some of us begin Insulin earlier to allow some ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
What criteria?: You can have an elevated a1c suggesting overall hyperglycemia even if your fasting or postprandial sugars are presently normal. Talk to the doctor who... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 18-year-old male asked:
Dr. David Geffner
Endocrinology 55 years experience
No: But taking thyroid and iron together might decrease the absorption of the thyroid replacement.
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old member asked:
Dr. David Geffner
Endocrinology 55 years experience
Depends where: First rule out any metabolic problem. If none and armpit try drisoll ((aloh) even Botox if severe. Parasympatomimetics for hands and feet occasionally... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 50-year-old male asked:
Dr. David Geffner
Endocrinology 55 years experience
You could: Talk to your doctor to make the switch. However, also ask why you are not a surgical candidate.
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Which meds?: Thyroxine can be stopped - but followup with an endocrinologist. Antithyroid meds - perhaps - but again see a thyroidologist.
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Not usually: Fine tremors could be seen in hyperthyroidism. You should talk to your doctor and be examined looking for other causes for tremor.
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
No: Though some people with pcos may have postprandial low blood sugars if they have prediabetes.
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old female asked:
Dr. David Geffner
Endocrinology 55 years experience
Not usually: Make sure you are not running a fever due to infection of the fissures.
Created for people with ongoing healthcare needs but benefits everyone.

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

9
Recommendations
778
Thank you notes
He is an experienced and very knowledgable endocrinologist.
Dec 28, 2013
Very accurate and timely responses.
Sep 1, 2012
Very practical, useful answers.
HealthTap member
This was very helpful. Thanks! My thyroid med was doubled 3 wks ago/arms hurt awful/will check with Dr/said I'd need labs soon/must be a little bit too much. Thanks so much!
HealthTap member
Thanks a lot Doc. Greatly appreciate your time and information. This app is amazing and very informative. You take care and have a blessed n
HealthTap member
Thanks for your quick reply! I'll ask my PCP. I've had only one kidney & adrenal gland for most of my life. I know a UTI but this feels diff

Education & Training

Medical/Graduate school

Georgetown University School of Medicine, DC
Graduated 1967MD

Awards

See C.V.
Most Influential, Third Place, Los Angeles, CA - Winter
2013
Top Endocrinologist, First Place, California - Winter
2013

Affiliations

UCLA Department of Medicine Practice Group

Publications

See C.V.
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