Dr. Jason Black
Internal Medicine
Murrieta, CA
26 years experience male
Locations
Valley Internal Physicians
Murrieta, CA
My office hours
Wednesday: 8:30am - 5:00pm
Show morePhone
Practice website
Insurances accepted
Aetna
Blue Cross of California
Blue Shield of California
Cigna
First Health Group Corporation
Health Net
Inter Valley Health Plan
Medicare
SCAN Health Plan
Tricare
UnitedHealthcare
Office
Murrieta, CA
About
Bio
We aim to provide the highest quality, most personalized internal medicine and primary care in the Temecula Valley.
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
Doctor Q&A
66 Answers
36 Agrees
The number of answers this doctor has agreed with.
A 38-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: A stool sample could have blood, which can be a sign of polyps. But blood in the stool can be caused by a long list of other things. Polyps can only b... Read More
5.2k viewsReviewed >2 years ago
A 34-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Yes: Coumadin (warfarin) can cause a number of different skin rashes, some minor and others potentially very serious. If you have developed a rash after st... Read More
4.9k viewsReviewed >2 years ago
A 22-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Meds into bladder: Bladder instillation is a procedure whereby a catheter is used to deliver medication directly into the bladder. This process can be used to treat a va... Read More
4.9k viewsReviewed >2 years ago
A member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
ASAP: Black stools can be a sign of internal bleeding, and the fatigue may be a symptom of anemia resulting from the blood loss. This is something that shou... Read More
6k viewsReviewed >2 years ago
A member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Depends: Lower leg swelling is a symptom, not a diagnosis. It should be evaluated by a physician.
6k viewsReviewed >2 years ago
A 29-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Not necessarily: X-rays may sometimes show calcium deposits in chronic long-term tendinitis. However, most of the time, tendinitis can be properly diagnosed by your ph... Read More
6k viewsAnswered >2 years ago
A 32-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Yes: Postnasal drip is a common symptom of colds, sinus infections, and allergies.
6k viewsReviewed >2 years ago
A member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Extremely common: Upper respiratory infections, such as the common cold or bronchitis, are one of the most common reasons people go to the doctor.
6k viewsReviewed >2 years ago
A 30-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Avoid triggers: Migraines are often triggered by various things such as certain foods or smells, allergies, medications, etc. Identifying and avoiding triggers is the... Read More
6.3k viewsReviewed >2 years ago
A 35-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: Pelvic inflammatory disease (pid) is caused by infections that are sexually transmitted. It takes more than kissing!
6.3k viewsAnswered >2 years ago
A 21-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Often: Bursitis is a general term that means inflammation of a bursa. The most common causes are overuse, direct trauma to the bursa, and infection.
6.3k viewsReviewed >2 years ago
A 50-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: Pulmonary edema refers to fluid in the lungs, whereas pneumonia is an infection in the lungs. They are different entities, although sometimes they are... Read More
6.3k viewsReviewed >2 years ago
A 44-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Maybe iron deficient: Low iron saturation could indicate an overall iron deficiency, but there are other blood tests that need to be done to determine this. Most common cau... Read More
6.3k viewsReviewed >2 years ago
A 23-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Yes: Iron deficiency can lead to anemia, which often causes fatigue.
6.3k viewsReviewed >2 years ago
A 38-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Possibly: Spontaneous or easy bruising can be a sign that there's a problem with the blood's ability to clot. This can be checked by a doctor running some fairl... Read More
6.3k viewsAnswered >2 years ago
A 47-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Possibly: In addition to dryness of the mucous membranes, nosebleeds can also be a sign of problems with the body's ability to clot. If nosebleeds persist, it's... Read More
6.3k viewsAnswered >2 years ago
A 53-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: No one knows exactly what causes migraines, but they are felt to be vascular headaches, related to widening and narrowing of blood vessels in the head... Read More
6.3k viewsReviewed >2 years ago
A 40-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Skin reaction: Urticaria is the medical term for hives, which are an allergic skin reaction.
6.3k viewsAnswered >2 years ago
A 35-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: Shingles is actually not a newly acquired infection, but rather a reactivation of the chicken pox virus (varicella-zoster) that lives dormant in nerve... Read More
6.3k viewsReviewed >2 years ago
A 38-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Shouldn't: Butrans is an opioid, which are not known to cause blood clots. In addition, the package insert for Butrans does not include clots as a potential side... Read More
4.9k viewsReviewed >2 years ago
A 45-year-old female asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Interaction: There can be an interaction between these two medications, whereby biaxin (clarithromycin) can increase Klonopin levels. This could cause an increased... Read More
5.2k viewsReviewed >2 years ago
A 37-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: It's certainly not normal to be nauseated after bowel movements. Sounds like something that should be evaluated by your physician.
5.2k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Get checked: These symptoms could indicate a few different things. Further history and possibly some lab testing would be necessary to diagnose the problem.
5.2k viewsReviewed >2 years ago
A 47-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
See your doctor!: Symptoms such as this are often due to stomach conditions such as gastritis or ulcers, but diagnosis is difficult without physical exam so you should ... Read More
5.2k viewsReviewed >2 years ago
A 26-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Yes: Any break in the skin can lead to a staph infection.
6.3k viewsAnswered >2 years ago
A 50-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
See below: Aplastic anemia is when the bone marrow stops producing blood cells. Hemolytic anemia is when red blood cells are being destroyed outside of the bone ... Read More
6.3k viewsReviewed >2 years ago
A 39-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Yes: Scabies is not a sexually transmitted disease. Anyone can get scabies from close contact with another infected individual.
6.3k viewsAnswered >2 years ago
A 34-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
From someone else: Strep throat is a bacterial infection that people usually get from being exposed to another infected individual.
6.3k viewsReviewed >2 years ago
A 46-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: Ciprofloxacin is an antibiotic that works against bacteria, not viruses.
6.3k viewsReviewed >2 years ago
A 39-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Not exactly: Celebrex (celecoxib) is a nonsteroidal anti-inflammatory drug (nsaid). The nsaids are felt to have some "blood thinning" properties, and they can incr... Read More
6.3k viewsReviewed >2 years ago
A 44-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: Microcytic hypochromic anemia is usually due to iron deficiency, and should be unrelated to living with pets.
6.3k viewsReviewed >2 years ago
A 45-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Anemia: Low hemoglobin means anemia, which can have many possible causes. Your doctor can help diagnose the problem with a history, physical exam, and some bl... Read More
6.3k viewsAnswered >2 years ago
A 37-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Depends: Platelets are small cells that help your blood clot when it's supposed to. So, a low platelet count could cause you to bleed or bruise easily, or even... Read More
6.3k viewsReviewed >2 years ago
A 25-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: The blood type is genetic and does not change.
6.3k viewsReviewed >2 years ago
A 40-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Many possibilities: Iron deficiency accounts for only one of many forms of anemia. By taking a history and looking at the complete blood count (cbc), your physician shoul... Read More
6.3k viewsReviewed >2 years ago
A 44-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Patent foramen ovale: A patent foramen ovale (pfo) is a common type of atrial septal defect, which means there is a small hole in the wall separating the right atrium from ... Read More
6.3k viewsAnswered >2 years ago
A 37-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Very similar: Zyrtec is the brand name for the molecule cetirizine, whereas xyzal is levocetirizine, the mirror image. Xyzal came to market when zyrtec was going ge... Read More
6.3k viewsReviewed >2 years ago
A 40-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Lack of blood flow: First to clarify: there's no such thing as the "postural valve." ekgs can show signs of ischemia in certain regions of the heart muscle, which means t... Read More
6.3k viewsAnswered >2 years ago
A 32-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: Actually, it's the opposite. Prolonged or heavy menstrual bleeding is what causes the low iron levels.
6.3k viewsReviewed >2 years ago
A 24-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Probably: Very often straining during bowel movements can lead to flaring up of hemorrhoids or even small tears called fissures, both of which can bleed. But re... Read More
6.3k viewsReviewed >2 years ago
A 39-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
None: Dry mouth is not likely to be due to allergies. Furthermore, most allergy medications can actually cause dry mouth as a side effect.
6.3k viewsAnswered >2 years ago
A member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
See a doctor: Scrotal pain is a symptom, not a diagnosis. It should be evaluated by a physician.
6k viewsReviewed >2 years ago
A member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Not yet: Researchers are working on it, but at the present time there is no cure. However, there are treatments that can help slow down the disease.
6k viewsReviewed >2 years ago
A 24-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Depends: The primary purpose of white blood cells (wbcs) is to fight infection. So, people with low white blood cell counts could be more susceptible to infect... Read More
6.3k viewsReviewed >2 years ago
A 25-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Depends: There are many types of anemia, and several causes for each type. Some are curable, others aren't.
6.3k viewsAnswered >2 years ago
A 34-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Perhaps: I assume from your question that you're elevating your head at night to try to reduce gastroesophageal reflux (gerd). Other non-pharmacological method... Read More
4.9k viewsReviewed >2 years ago
A 23-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Yes: Low hemoglobin, or anemia, is often one of the first indications that someone may be iron deficient.
6.3k viewsReviewed >2 years ago
A 46-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
Reactivation: Shingles is a reactivation of the chicken pox virus (varicella-zoster) that lives dormant in nerve cells after the initial chicken pox infection.
6.3k viewsReviewed >2 years ago
A 53-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
It can't: Psoriasis is an autoimmune disease, not an infectious one. It is not transmitted from one person to another.
6.3k viewsReviewed >2 years ago
A 35-year-old member asked:

Dr. Jason Blackanswered
Internal Medicine 26 years experience
No: Although the symptoms of one could be mistaken for the other, heartburn and heart attack are unrelated. A heart attack occurs when heart muscle is dam... Read More
6.3k viewsReviewed >2 years ago
90,000 U.S. doctors in 147 specialties are here to answer your questions, provide medical advice, write prescriptions, and more.
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.
4
Recommendations
229
Thank you notes
Jul 4, 2012
I have know Dr. Black since residency training and he is an excellent physician!! I would send my own family members to see him if he were in the area.
HealthTap member
Mar 30, 2015
Dr. Black is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Black is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thank you, your answer or tip was very helpful! I was hoping u would say that ,it has went almost back to normal as my condition has improve
HealthTap member
Thank you, your answer was very helpful!
HealthTap member
Thank you, your answer was very helpful!
Education & Training
Medical/Graduate school
Keck School of Medicine of University of Southern California, CA
Graduated 1996MD
Residency
KAISER FOUNDATION HOSPITAL - LOS ANGELES
Awards
HealthTap Founding Doctor
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