Dr. David Geffner

Endocrinology
Santa Monica, CA
56 years experience male

Locations

Office

Santa Monica, CA

Address

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

My office hours

Thursday: 8:00am - 5:00pm
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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 42-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Should not: There is a difference in readings +/- a certain% even from the same finger done twice.
Created for people with ongoing healthcare needs but benefits everyone.
A 45-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Probably: It's still considered a category c drug which means it can be used if the benefits outweigh the risks. Most high risk pregnancy people feel that it is... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Yes: It is a category b drug. Problems in animal studies probably relate to high doses causing hypoglycemia. Talk to your high risk pregnancy team.
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Don't wait: For signs. If you do not have any problems now make sure your doctor checks your microalbumen/creatinine ratio in a spot urine. Also have him/her star... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 36-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Be controlled: Do not get pregnant unless you are in good control. Seek out a high risk pregnancy group to follow you closely.
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Many: Including acth, tsh, gh, lh, fsh, and prolactin. Go to the pituitary network web site.
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
No: Povidone-iodine is a combination of polyvinylpyrrolidone (povidone, pvp) and elemental iodine. It contains from 9.0% to 12.0% available iodine and is... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Sure: Most people diagnosed with "adrenal fatigue" do not have adrenal insufficiency. If someone has made this diagnosis in you go to a real endocrinologist... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Could: If poorly controlled or if there is another autoimmune problem - as hashimoto's thyroiditis with autoimmune adrenalitis as the cause for addison's.
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
No: You still need to place a catheter into the skin every 3 days and continue to check your blood sugars by sticking yourself a few times a day with a la... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Take replacement: Of thyroxine prescribed by your doctor.
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
No: Made in the ovary and adrenal it is is not a growth hormone. Addisonians with primary ovarian failure still reach good heights when their other hormo... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 23-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
Wait: Tsh measures how robust your pituitary can respond to the degree of hypothyroidism you have. It will take a few weeks to feel better if that is all yo... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 55-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
No: Simvastatin is for cholesterol and levothyroxine is for hypothyroidism. None will be affected by these nutrients.
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Neither do I: If you need to lose weight eat less and exercise more. Water can dilate your stomach and make you less hungry sometimes. Lemon is a nice flavoring for... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A male asked:
Dr. David Geffner
Endocrinology 56 years experience
Find out: What else could be causing your symptoms. Discuss with your doctor or seek a second opinion.
Created for people with ongoing healthcare needs but benefits everyone.
A 43-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
No: No more than any other diet for weight loss once your hypothyroidism is fully replaced by thyroxine.
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. David Geffner
Endocrinology 56 years experience
No: There is no way a salivary test would take the place of a semen analysis.
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
It doesn't: They are 2 distinct problems. See your doctor.
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Google it: There are many hormones and they perform many functions in the body.
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
Yes: Even with a cyst.
Created for people with ongoing healthcare needs but benefits everyone.
A 62-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
Yes: There are many reasons for the liver to keep producing sugar or he may be rebounding from too much short acting insulin. Humalog (insulin lispro) is n... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
Costs vary: But many prolactinomas respond to Dopamine agonist therapy that shrinks tumors and decreases prolactin production. See an endocrinologist before surge... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A female asked:
Dr. David Geffner
Endocrinology 56 years experience
Could: Though it sounds like this has already happened. Mumps can cause problems with sperm and testosterone production. If you and your wife contemplate chi... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
If needed: Progesterone is given at the time of menopause to women with an intact uterus to avoid endometrial tissue buildup that can lead to uterine cancer.
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
See a doctor: As part of the discharge planning the doctor who sent him home should have told you what he can eat and drink and should arrange for followup care.
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
Not likely: Underactive thyroid function could cause fatigue, unlikely an aftereating headache. Your doctor will have to look for other causes.
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. David Geffner
Endocrinology 56 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 28-year-old female asked:
Dr. David Geffner
Endocrinology 56 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 30-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
They don't: The only transdermal "meter", the glucowatch, is no longer manufactured because it was unreliable.
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. David Geffner
Endocrinology 56 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 member asked:
Dr. David Geffner
Endocrinology 56 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 34-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Yes: It is a carbohydrate.
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. David Geffner
Endocrinology 56 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 38-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Usually normally: It depends on the cause of the premature puberty.
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. David Geffner
Endocrinology 56 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 40-year-old female asked:
Dr. David Geffner
Endocrinology 56 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 56-year-old female asked:
Dr. David Geffner
Endocrinology 56 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 56 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 45-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
He/she will not: Armour brand dessicated thyroid is no longer the first choice of real thyroidologists to treat hypothyroidism. Be weary of anyone foisting it on you. ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 19-year-old female asked:
Dr. David Geffner
Endocrinology 56 years experience
Depends: On whether you are hyper or hypothyroid - see an endocrinologist or thyroidologist.
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. David Geffner
Endocrinology 56 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 40-year-old member asked:
Dr. David Geffner
Endocrinology 56 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 35-year-old female asked:
Dr. David Geffner
Endocrinology 56 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 46-year-old member asked:
Dr. David Geffner
Endocrinology 56 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 20-year-old female asked:
Dr. David Geffner
Endocrinology 56 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.
A 37-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Yes: As there are no carbohydrate calories in true diet colas.
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Also: By fingerstick we can measure a1c.
Created for people with ongoing healthcare needs but benefits everyone.
A 55-year-old male asked:
Dr. David Geffner
Endocrinology 56 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 32-year-old member asked:
Dr. David Geffner
Endocrinology 56 years experience
Sometimes: If the growing plates of your long bones are still open.
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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