Accepting new patients
Jane Rhyu, MD
- Endocrinology
Average rating:
4.9
Star ratings are displayed only for those physicians who participate in UCLA Health’s patient experience survey program and have received a minimum of 30 survey responses.
Porter Ranch Primary & Specialty Care
|
19950 Rinaldi Street, Suite 300
Porter Ranch,
CA
91326
US
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About
Dr. Jane Rhyu is a general endocrinologist who practices in Porter Ranch. She sees patients with a variety of endocrine conditions, including diabetes, thyroid disease, osteoporosis, and parathyroid, adrenal, and pituitary disorders. Her clinical interests include medical education and quality improvement in medical care.
Dr. Rhyu completed her undergraduate education at Cornell University, where she graduated as a Merrill Presidential Scholar. She received her medical degree from Dartmouth Medical School. She completed her internal medicine residency at Cedars-Sinai Medical Center, where she received the Ben Newman Award for humanism in medicine, followed by fellowship in endocrinology, diabetes, and metabolism at UCLA.
Dr. Rhyu speaks English and Korean.
Languages
Education
Medical Board Certifications
Endocrinology, Diabetes and Metabolism, American Board of Internal Medicine, 2020
Internal Medicine, American Board of Internal Medicine, 2018
Fellowship
UCLA-VA Endocrinology, UCLA – VA Endocrinology, Diabetes & Metabolism Fellowship Program, 2020
Residency
Internal Medicine, Cedars-Sinai Medical Center, Department of Medicine, 2018
Degree
MD, Geisel School of Medicine at Dartmouth, 2015
Locations
San Fernando Valley
Porter Ranch Primary & Specialty Care
Porter Ranch Primary & Specialty Care
Family Medicine| Internal Medicine| Allergy and Immunology
+13 more specialties
Hospital Affiliations
Ronald Reagan UCLA Medical Center
UCLA West Valley Medical Center
Medical Services
Areas of Focus
Insurance
- Aetna
- Anthem Blue Cross
- Blue Shield of California
- Centivo
- Cigna
- First Health
- Health Net of California
- Interplan (part of HealthSmart)
- Medicare Advantage
- MultiPlan
- UFCM Health System
- Prime Health Services
- Private Healthcare Systems (PHCS)
- TRICARE
- UnitedHealthcare
The list of healthcare plans above may not be comprehensive and could change.
Please contact your benefits coordinator or health insurance company directly to verify coverage.
Visit our health insurance information page for more details.
Reviews
Overall rating:
4.9
Star ratings are displayed only for those physicians who participate in UCLA Health’s patient experience survey program and have received a minimum of 30 survey responses.
318 total ratings |
200 reviews
5.0
August 28, 2026
Dr. Rhyu is amazing. She genuinely listens to everything you say and answers all your questions about your concerns.
5.0
August 26, 2026
Very good visit and good use of time. All questions were answered and all my past records were at the doctors desk.
5.0
August 24, 2026
Dr. Rhyu is always nice and takes her time with me.
3.0
August 21, 2026
Unable to clearly answer concerns
5.0
August 20, 2026
She was very informative seem highly competent and qualified. I look forward to having her as my doctor.
5.0
August 19, 2026
Dr. Rhyu is simply the best healthcare provider I have ever had. She takes the time to truly listen to my concerns, explains treatment options clearly, and never makes me feel rushed. It is rare to find a doctor who combines such a high level of medical expertise with such outstanding, personalized patient care. I recommend them to everyone I know
5.0
August 19, 2026
Professional informative all I could ask for.
5.0
August 19, 2026
She is very informative and she takes her time with you. I am RN myself so I really appreciate her
5.0
August 14, 2026
Dr. Jane Rhyu always provides excellent and caring service.
5.0
August 12, 2026
Well organized and full of information. The best
5.0
August 11, 2026
transitioned my appt. to telehealth due to my exposure. Went fine
5.0
August 10, 2026
Amazing doctor
5.0
August 10, 2026
She’s very helpful and very concerned with my well being.
5.0
August 7, 2026
Dr. Rhyu is always communicative and patient. She is also a very warm human being which is something I appreciate very much; empathy should be a necessary personality trait in all physicians. She went over my new medications and timings thoroughly. She did not rush me off the video visit but waited until “I had no further questions or concerns”. Exemplary Doctor.
5.0
August 7, 2026
Dr Rhyu is very professional and yet very caring. She listens and tries to make sure with gentle suggestions and facts so your life is better than when you first stepped into the office. Always look forward to seeing her during my husband’s and my appointments with her. She is a wonderful doctor. Note: you should Xerox her so that she could be sprinkled all over UCLA’s territory so others could benefit from her expertise.
5.0
August 6, 2026
Doctor was so attentive and thorough! Appreciated her knowledge and her kindness!!
5.0
August 6, 2026
A great empathetic and a knowledgeable doctor. It was a pleasure speaking to her about my medical issues
5.0
July 23, 2026
She’s very thorough and listens.
5.0
July 23, 2026
Very good
5.0
July 22, 2026
Discussed about my health with doctor and got really great details.
5.0
July 14, 2026
Who is the excellent doctor? I’m very happy the way he explained everything make me understand. I appreciate it. Thank you.
5.0
July 14, 2026
Very patient and listens to my concerns. Explains and suggested treatments.
5.0
July 11, 2026
Great doctor!! Very patient and very informative.
5.0
July 10, 2026
Dr Ryhu is always pleasant and informative providing the best of care
5.0
July 9, 2026
Exemplary!
5.0
July 9, 2026
Answered all my questions. Very knowledgeable.
5.0
July 8, 2026
Dr. Jane Rhyu was so so nice, giving me a good amount of her time. I appreciated that a lot, and she asked questions and was interested in my answers!
5.0
July 8, 2026
She is an excellent doctor: bright, thorough, thoughtful and an excellent communicator.
5.0
July 7, 2026
Dr. Rhyu is a great doctor who is kind and compassionate. She is thorough and I feel She is doing all she can for me to make me well.
5.0
July 7, 2026
Dr. Rhyu is very professional, thorough, knowledgeable and excellent bedside manners. She is compassionate and caring with her patients.
5.0
July 6, 2026
Dr. Rhyu is an excellent doctor!
5.0
June 23, 2026
As always she is the best, most professional and caring physician I have had the pleasure to visit
5.0
June 18, 2026
She was so kind and explained everything easy to understand
5.0
June 17, 2026
Greatly thanks for your all of helping for me.
5.0
June 16, 2026
Dr. Jane Rhyu is wonderful and always provides excellent service.
5.0
June 15, 2026
She is sensitive but shares the harsh reality of you don't take tools to managed your sugar levels .
5.0
June 10, 2026
Dr Rhyu is very knowledgeable and never appears rushed. She conveys her knowledge by informing you about your disease process in language that is easy to understand.
5.0
June 9, 2026
Good explanation
5.0
June 9, 2026
She is a wonderful doctor. Obviously very knowledgeable. And caring she stayed late with me in her office because my glucose was low. I am not diabetic. I have hypoglycemia of unknown etiology. She has been very proactive in my care I myself am a RN so I have known a lot of MD s and she ranks at the top
5.0
June 9, 2026
Dr. Rhyu is always professional and knowledgeable. She answers all my questions and always explains all my tests.
5.0
June 8, 2026
I'm happy with my Endo Dr Rhyu. One of my best doctors
5.0
June 4, 2026
She is so knowledgeable and kind
5.0
June 4, 2026
Dr Rhyu was very knowledgeable and kind. This whole new diabetes thing is a lot and I feel with her help and guidance I'll be able to do well.
5.0
June 4, 2026
Dr. Jane Rhyu is excellent. Had a wonderful appointment today.
5.0
June 3, 2026
She is very thorough and cares for her patients well being.
5.0
June 3, 2026
She is an excellent doctor takes her time to explain everything in details
5.0
June 3, 2026
I so appreciate my dr.! she's always so kind and compassionate, as well as being extremely knowledgeable and professional. I trust her completely and I know that she always has my best interest at heart. I'm very lucky that I have her.
5.0
June 2, 2026
Dr. Rhyu and supporting staff did a great job
5.0
May 28, 2026
Excellent bar none
5.0
May 26, 2026
Excellent Dr Jane Rhyu is a very good doctor Doing thorough check up discussed all my concern the treatments, plan of care, all my medications with side effects n benefits. I'm very comfortable cos she listened to me with all my health concerns
5.0
May 22, 2026
Dr. Rhys is very thorough and explained my condition very clearly. She addressed all my concerns.
5.0
May 20, 2026
친절히 그리고 환자를 편안하게 대해주셨어요
5.0
May 19, 2026
She take care of my overall health. She gives me comprehensive medical care. She is a good doctor. Thank you.
5.0
May 19, 2026
Dr.Rhyu is a knowledgeable doctor. I'm so amazed on how detailed she explained every detail of my diagnosis and treatment plan..I m truly thankful for having her as my Endo.doctor. Very professional warm and accommodating. My first encounter with her and I trust her already.
5.0
May 19, 2026
Dr Rhyu and I talked comprehensively about my care and came up with a plan that works!
5.0
May 13, 2026
It was wonderful. She didn’t have a lot of time to spend with me, but I’m so grateful. I am so grateful that she saw me today and that medication vanity was approved. I can’t thank her enough for what she did to get it approved for me.
5.0
May 12, 2026
Great
5.0
May 9, 2026
Well prepared
5.0
May 8, 2026
I am always thankful for my appointments with Dr. Jane Rhyu. She is very knowledgeable and professional in her approach and can be trusted with my health.
5.0
May 8, 2026
Dr. Rhyu is the best!
5.0
May 8, 2026
Very informative.
5.0
May 7, 2026
Dr. Rhyu’s professionalism and compassion is very commendable.
5.0
May 7, 2026
Dr Rhyu is always so attentive and listens. She never makes me feel rushed.
5.0
May 5, 2026
She was great! Listened and I really felt like she understood my complicated circumstances. She is clear and caring. I’m very happy to be in her care
5.0
May 4, 2026
Dr Rhiu is a wonderful caring doctor that listens and addresses all of my concerns. She thoroughly studies my chart and comes fully prepared to tackle all issues.
5.0
May 4, 2026
Very pleased
5.0
May 1, 2026
Great experience
5.0
May 1, 2026
Super.
5.0
April 30, 2026
She was great
5.0
April 30, 2026
I have a great experience seeing my dr. Rhyu today. She addressed all my concerns with regards my medical condition. Thanks dr. Rhyu.
5.0
April 30, 2026
It was an absolute blessing to see her. I am so relieved that she’s ordering your medicine for my bones and hopefully it will be approved by insurance. I am so grateful for her help. I am so grateful.
5.0
April 29, 2026
I had a follow up endocrinologist appt today in the Porter Ranch location with Dr Jane Rhyu it went well
5.0
April 29, 2026
Dr. Rhyu is very caring and listens to your concerns. She is an excellent physician. I am a RN so I recognize that she is very thorough and knowledgeable. I am very concerned that I may have a pancreatic tumor and she was able to have me seen by a G thank you GI doctor today. I really appreciate her.
5.0
April 23, 2026
Thorough, kind thoughtful
5.0
April 21, 2026
Dr Rhyu is at the top of my list of doctors who have cared for me. She is incredibly knowledgeable and curious. Dr Rhyu asks great questions to me about how I am doing with my treatment and always offers thoughtful insights when I ask her questions. She is flexible and will adjust to my priorities for health and wellness, with the caveat that my long term health and the control of my current health issues are not being compromised. Dr Rhyu always answers all of my questions about next steps and possible changes to medications and the pros and cons of those changes. She makes me feel heard in our office visits and my ability to fully control my health issues has never been better as a result of her care. Dr Rhyu is a special Doctor and I feel blessed to have her taking care of me.
5.0
April 21, 2026
She is amazing
5.0
April 20, 2026
Full of information! Everything she says is 100% accurate
5.0
April 17, 2026
Dr Rhyu is the kindest and extremely thorough physician
5.0
April 16, 2026
Dr. Rhyu is very attentive and actually listens to my concerns so that we can devise the best plan for managing my sugar levels.
5.0
April 16, 2026
Dr. Rhyu takes her time and explains things. She gives pros and cons of medications.
5.0
April 15, 2026
She is great Attentive and thorough
5.0
April 14, 2026
Dr. Rhyu is the most wonderful doctor. Besides being nice and kind She is thorough and really wants to help you get well and recover. She runs many test and has you come back for a follow up to make sure She can do all she can to keep you in good health.
5.0
April 14, 2026
Let Rhyu helps me understand how I’m doing and we work well together managing my medical needs.
5.0
April 13, 2026
Dr. Rhyu & her team are wonderful.
5.0
April 11, 2026
My experience was provided by an excellent staff and uncompromising caring and professional doctor. My expectations were meet and exceeded her attention to detail followed well into and after the appointment.
5.0
April 7, 2026
Dr Rhyu is a good listener & in so many ways, she’s concerned about my health issues. Just like all my visits with Dr Rhyu, I feel reassured that she cares about my overall health & wellbeing, so much so that I feel that she wants me to have a better life!
5.0
April 7, 2026
She’s a wonderful provider and listens to all my concerns
5.0
April 7, 2026
Dr. was very accommodating and answered all of my questions, and was very helpful.
5.0
April 2, 2026
Perfect
5.0
April 2, 2026
She understood the issues & explained solutions very well
5.0
April 1, 2026
My endocrinologist Jane Rhyu is the very best. Soft spoken and repeats detailed information twice for me, to make sure I understand everything that is so complicated to put together. She does it so easily. I appreciate her in every way; much you could do no better.
5.0
March 31, 2026
DR. Rhyu was very patient in listening to all my concerns. Have helpful.
5.0
March 31, 2026
Dr Rhyu is always so caring and listens to what you say so she can advise the best for you.
5.0
March 26, 2026
Doctor listened to my concern about medication, changing treatment plan, advising on dietary and exercise.
5.0
March 26, 2026
Great
5.0
March 26, 2026
Doctor is wonderful, listens, is genuinely concerned, takes pride in being of service and has great medical knowledge.
5.0
March 26, 2026
Dr Rhyu is accommodating, pleasant, very respectful, encouraging. Very approachable, and educates patient very well. Overall, the clinic visit is very good experience.
5.0
March 26, 2026
Very thorough and knowledgeable
5.0
March 23, 2026
Very good with feed back.
5.0
March 22, 2026
caring, knowledgeable , compassionate
5.0
March 20, 2026
Kind calm listening amazing as always
5.0
March 20, 2026
Caring, knowledgeable, attentive and responsive.
5.0
March 18, 2026
She is a good listener and explains with detail. I feel comfortable talking to her.
5.0
March 18, 2026
She is always thorough and respectful
5.0
March 17, 2026
Very good
5.0
March 16, 2026
Always listens. Very thorough.
5.0
March 16, 2026
Dr Rhyu is an amazing doctor.
5.0
March 13, 2026
She is always patient and kind to me. She answers all my questions and shows genuine care and concern for my wellbeing.
5.0
March 13, 2026
Dr. Rhyu is very patient and thorough. She has a lovely bedside manner and seeks to help without judging.
5.0
March 12, 2026
She explains everything
5.0
March 12, 2026
She gave me a lot of information
5.0
March 12, 2026
Nothing but good feedback as her professionalism is outstanding. Excellent communicator and obviously knowledgeable.
5.0
March 12, 2026
Dr. Rhyu and supporting staff did a great job
5.0
March 11, 2026
I have the Best Doctor for my health. She turned me around and vastly improved my heath and life! Promote!
5.0
March 11, 2026
Dr. Rhyu is very thorough in explaining the problems I am having in controlling my diabetes.
5.0
March 11, 2026
Dr. Rhyu is always fantastic. She has a great rapport with me and really listens
5.0
March 9, 2026
Great
5.0
March 5, 2026
Dr Rhyu is a a caring, compassionate doctor with a gracious and kind personality.
5.0
March 4, 2026
Great service
5.0
March 4, 2026
Dr. Rhyu is knowledgeable, has a great disposition / bedside manner. She explains her diagnosis, along with potential Tx options as well as why she feels one may be better than another. She's an A+++ physician in my opinion!
5.0
March 3, 2026
Excellent doctor
5.0
March 3, 2026
She is so knowledgeable and helpful
5.0
March 2, 2026
Very attentive to all concerns. Will recommend Dr Rhu to all
5.0
February 28, 2026
She spent a good amount of time with me. I am RN and I’m having some issues with my glucose and she spends the time needed and is very informative
5.0
February 26, 2026
Always exceptional communicator, great listener and patient-centered approach
5.0
February 26, 2026
She is the best
5.0
February 24, 2026
Always promo and analyzes labs and explains everything in detail
5.0
February 24, 2026
Excellent job. Listens and answers all questions,
5.0
February 19, 2026
Dr. Rhyu is an excellent doctor. She is a very good listener.
5.0
February 19, 2026
Dr. Rhyu was extremely knowledgeable, a very good listener, warm and an excellent communicator.
5.0
February 18, 2026
Outstanding doctor: Attentive, patient, caring, and knowledgeable of my situation and her specialization.
3.0
February 18, 2026
It appears that she may hear what I said but sort of ignored.
5.0
February 13, 2026
I had all my questions and concerns answered
5.0
February 12, 2026
I was pleased with how well it was done and how well the Dr explained everything to me.
5.0
February 10, 2026
Great Dr. !! Very thorough. Explains in detail!
5.0
February 9, 2026
Very Knowledgeable doctor. She listens to me with care. Her valuable advice is keeping me going
5.0
February 5, 2026
Dr. Rhyu has such a gentle manner and it is much appreciated when dealing with health matters. She is very thorough in her explanations of diabetes medications and lifestyle changes. I never feel rushed at my appointments.
5.0
January 29, 2026
She took her time to discuss my lab test, asked my health condition before discussing & suggesting bone density treatment options. She told me to wait the treatment until I’m done with my tooth implant. she Went over vitamins that I take & monitor my vit D , lipid with 4 months check up
4.0
January 24, 2026
Jane Rhyu is very good and helped us every way possible.
5.0
January 23, 2026
Fully prepared. Tremendous amount of knowledge
5.0
January 22, 2026
Dr. Rhyu is thorough and take the time to listen to my concerns and tells me what my options are.
5.0
January 22, 2026
She is kind and helpful
5.0
January 16, 2026
She explained everything very well. Listed to my concern and answered them patiently.
5.0
January 16, 2026
Dr listens well and gives instructions throughly makes patients feel well cared
5.0
January 9, 2026
informative, reassurance, pleasant
5.0
January 9, 2026
Always listens. Answers questions. Kind and sympathetic.
5.0
January 8, 2026
The doctor was Great and very happy when talking to me
5.0
January 7, 2026
Excellent experience
5.0
January 7, 2026
Dr. Rhyu is a great doctor.
5.0
December 24, 2025
Dr.Rhyu, is always kind and explains everything. She doesn't rush you or make you feel like she's in a hurry.
5.0
December 19, 2025
physician is compassionate, knowledgable, unsterstandimg, patience, caring and thorough
5.0
December 16, 2025
Dr Rhyu is one of the most attentive and detail oriented doctors I have had the pleasure of meeting. She is efficient and organized but I never feel rushed or like just another patient. She truly cares.
5.0
December 15, 2025
She’s a good n knowledgeable doctor. But I would wish she’s always rushing n rushing n we feel like she doesn’t exactly engage with her patients.
5.0
December 12, 2025
reassuring, worry less
5.0
December 12, 2025
Professional, detailed, thoughtful, listens well, ask questions, and understands my health history and risk.
5.0
December 11, 2025
She listens to me and has a genuine concern for my health. She gives me information that is helpful and keeps me informed about my condition.
5.0
December 11, 2025
She cares and treats the whole patient not just one symptom
5.0
December 11, 2025
She’s a very, very nice doctor. I appreciate it. She helps so much explaining and taking her time with me. Thank you so much.
4.0
December 10, 2025
Very good
5.0
December 8, 2025
Caring and professional services by Dr Rhyu and staff.
5.0
November 26, 2025
Dr Rhyu is an excellent doctor. She answers all questions and carefully goes over test results.
5.0
November 26, 2025
Provided review of latest tests
5.0
November 25, 2025
I always feel I am getting the best of care with Dr. Rhyu.
5.0
November 23, 2025
Jana Rhyu is exelent doctor
5.0
November 21, 2025
I can’t say enough good things about Dr. Rhyu. Her attention, empathy, and dedication are unmatched. I always feel safe, informed, and truly cared for after my appointments with her.
5.0
November 21, 2025
Very thorough, had taken time to review my chart before visit. Knowledgeable about my rare condition and offered insights the specialists hadn’t mentioned before. Discussed treatment plan, considering my safety and preferences throughout. Excellent communication and care.
5.0
November 20, 2025
Thorough
5.0
November 18, 2025
She is very thorough. And took necessary time needed.
5.0
November 17, 2025
Thorough and caring
5.0
November 15, 2025
Very proffestional
5.0
November 15, 2025
Dr. Rhyu is very knowledgeable about thyroid problems and she always gives me a lot of very useful information and advice on how to improve my health. She makes me feel very well taken care of my health.
5.0
November 14, 2025
She is very knowledgeBle and awesome
5.0
November 13, 2025
Dr. Rhyu and staff did a great job! Thank you.
5.0
November 7, 2025
Great doctor
4.0
November 6, 2025
Very good as usual
5.0
November 4, 2025
Very patient, caring and answered all my questions. She referred me to departments that could help me. I always appreciate her feedback.
5.0
November 4, 2025
My visit with Dr. Rhyu was very good. Everything went very well.
5.0
October 31, 2025
Dr. Rhyu is very thorough and professional as always. Dr. Rhyu always checks to see if my levels are where they should be for my best health. She is also very warm and attentive to any questions that I may have. Dr. Rhyu should be recognized for the excellent level of care she continues to deliver to her patients without fail. I appreciate her wisdom, knowledge and kindness that she exhibits continuously. My thyroid health has improved tremendously under her care. I am very thankful for Dr. Rhyu!
5.0
October 30, 2025
she is awesome! Truly caring individual. Always looking to see what she can do better for me.
5.0
October 30, 2025
Never rushes. Explains everything thoroughly. Also, has a nice approachable manner & welcomes any questions.
5.0
October 30, 2025
Always attentive and great teacher
5.0
October 28, 2025
Loved the care and concern the Dr showed for me!!
5.0
October 28, 2025
Wonderful
5.0
October 28, 2025
Dr. Rhyu was very thorough and considered a lot of different factors for my symptoms. She explained everything well and with care.
5.0
October 27, 2025
Very nice and offers excellent advice
5.0
October 27, 2025
My doctor, Jayne Rhyu, is a really good listener. It was a great visit.
5.0
October 23, 2025
She was patient. Listened to me, took her time and answered all my questions.
5.0
October 21, 2025
She is very thorough with her diagnosis and explains things so I understand.
5.0
October 17, 2025
Dr Rhyu is very detailed on her explanation. She make sure her diagnosis is accurate when she give a medication. She make sure give me a recommendation for referral to the right Dr. thank you dr
5.0
October 16, 2025
She’s the best doctor ever
5.0
October 15, 2025
Professional, caring, explained things clearly and asked me if I had questions. She is an excellent doctor and I highly recommend her.
5.0
October 14, 2025
Dr. Rhyu is an excellent Dr, very caring and I am very pleased with her care,
5.0
October 10, 2025
I feel she listens and provides really good information and is interested in my health.
5.0
October 10, 2025
Pleasant and thorough.
5.0
October 8, 2025
Dr. Rhyu was very nice. We discussed the results of my tests. She reduced the dosage of one of the meds I take, and made sure all my questions were answered.
5.0
October 8, 2025
Dr.Rhyu is very knowledgeable and a well educated doctor. I think I am going to enjoy working with her very much.
5.0
October 7, 2025
Dr Rhyu is so kind, thorough and knowledgeable! She is so approachable and I feel I can ask her anything
5.0
October 6, 2025
Excellent
5.0
October 5, 2025
Dr. Rhu is amazing, she is always so attentive. Listens to my concerns or questions and provides the best support and guidance for any issues I might have. She’s very thorough and helpful. I’m very happy with my care and her ability to provide on going medical treatment. Thank you!
5.0
October 2, 2025
It was great. Dr. Rhyu answered my all of my questions.