Allison W. Leung, MD
- Pediatrics|
- Internal Medicine
Average rating:
5.0
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.
About
Dr. Leung completed her undergraduate degree at Johns Hopkins University and graduated with a degree in Neuroscience and a minor in Bioethics. She earned her medical degree from University of Michigan and was a recipient of the Dean Merit Scholarship. Dr. Leung also received her master of public health degree at Johns Hopkins University and was accepted in the prestigious Sommer Scholars Program. She completed a combined Internal Medicine and Pediatrics residency at University of North Carolina. During her residency she was inducted in the Academy of Educators for her dedication to medical student education. Dr. Leung enjoys caring for patients of all ages but she has particular interest in adolescent health, geriatric health, and discussing lifestyle modifications. She also has experience in women's health and community health interventions. Dr. Leung frequently volunteers her time teaching various health topics abroad and in urban communities.
Languages
Education
Medical Board Certifications
Pediatrics, American Board of Pediatrics, 2017
Internal Medicine, American Board of Internal Medicine, 2015
Residency
Internal Medicine/Pediatrics, University of North Carolina, Chapel Hill, School of Medicine, 2015
Degrees
MD, University of Michigan, 2011
MPH, Johns Hopkins Bloomberg School of Public Health, 2010
Recognitions
- Super Doctors® Southern California Rising Stars 2020, 2021, 2023, 2024
Hospital Affiliations
Ronald Reagan UCLA Medical Center
UCLA Santa Monica Medical Center
UCLA Mattel Children's Hospital
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 health care 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.
Recognitions
- Super Doctors® Southern California Rising Stars 2020, 2021, 2023, 2024
Links
Reviews
Overall rating:
5.0
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.
221 total ratings |
174 reviews
5.0
February 27, 2026
Doctor Allison is the best!👍
5.0
February 25, 2026
Dr. Leung is extremely knowledgeable and kind. She is efficient and addresses all your concerns.
5.0
February 24, 2026
Dr. Leung is excellent.
5.0
February 23, 2026
She takes her time and she cares about her patients.
5.0
February 23, 2026
I’ve been seeing Dr. Leung since I was in my 20s. Even when my insurance changed, I always suggested her to others and even my own mom. She’s the best doctor I’ve ever had, truly knowledgeable, caring and attentive. Always. She is simply the best.
5.0
February 20, 2026
Wonderful! So caring, knowledgeable, and reassuring.
5.0
February 19, 2026
Simply the best - I’m very grateful
5.0
February 19, 2026
She is the best doctor I have ever had. She is thoughtful, remembers my past medical history and provides insightful next steps.
5.0
February 18, 2026
A perfect meeting with my doctor. She answered every question I had, gave me her suggestions and was a delight
5.0
February 18, 2026
Dr. Leung is the best! Makes me feel heard and understood.
5.0
February 13, 2026
Dr. Leung is the best. She is very attentive, considerate, professional and really knows her patients. If I could give her 10 stars I would
5.0
February 11, 2026
Always concerned and thorough. Explains every detail with me.
5.0
February 10, 2026
Dr. Leung is the best! She explains everything so clearly, listens to your concerns, spends plenty of time answering questions, and offers great advice!
5.0
February 2, 2026
Personable, doesn’t rush through information, always provides helpful education on many many vastly different health topics, more thorough than any other PCP I’ve ever seen
5.0
January 29, 2026
Dr. Leung is thorough and takes into account the full spectrum of symptoms and options within the UCLA network, and patient satisfaction. She is the epitome of excellence in service delivery when it comes to healing and managing care. I have been grateful for her managing a very critical wound and seeing fast progress due to her response and making time for me.
5.0
January 28, 2026
Dr. Leung is the best doctor! Treats her patients with so much care and actually gets to know them.
5.0
January 28, 2026
Extremely impressive.
5.0
January 27, 2026
She was kind, listened and has significant expertise. She is the best PCP
5.0
January 22, 2026
Dr. Leung is wonderful. It’s unfortunate that I am unwell when I see her. She is thorough and kind. She is always professional and personable at the same time.
5.0
January 21, 2026
Doctor Leung has been the most amazingly thorough, kind, and efficient doctor. She is so hard-working and intelligent, and her patients are very lucky.
5.0
January 21, 2026
Dr.Allison Leung is an excellent physician who cares about her patients and provides exceptional service. She makes great recommendations for my good quality of life and longevity! I value her expertise and follow her advice! I am so thankful UCLA hires amazing doctors, nurses and staff. Thank you for the best healthcare ever!
5.0
January 20, 2026
Dr. Leung is the absolute best. Hard to see myself trusting another pediatrician with my kids the way I do with her. She’s so good, so patient, caring and knowledgeable. We feel so blessed and never minded the long drive to her clinic.
5.0
January 20, 2026
Dr Leung is the best doctor! She is so genuine, caring and really looks at the bigger picture. She makes me feel calm, comfortable, and safe. I trust her and have never had a doctor so personable.
5.0
January 9, 2026
Dr Leung is the best doctor at UCLA
5.0
January 9, 2026
I had a good experience. Yearly check up was thorough. Love Dr Leung!!
5.0
January 9, 2026
Always a calm and organized experience from staff and Dr Leung. She truly cares about all her patients and takes time
5.0
January 7, 2026
She is what I have been looking for as a PCP. Very smart, professional and confident. She listened to me and allowed me to ask questions without my feeling rushed
5.0
December 30, 2025
Everything was handled well and professionally.
5.0
December 30, 2025
Dr. Leung is the absolute best. She is thoughtful, thorough, compassionate and highly skilled in her practice. I so appreciate the compassion with which she practices medicine.
5.0
December 29, 2025
Dr. Leung is extremely thorough, detailed and caring. I left my appointment today feeling informed about my health and empowered to make the right decisions.
5.0
December 29, 2025
She is always very knowledgeable, understanding with excellent advice and care.
5.0
December 24, 2025
She is an excellent primary care doc!
5.0
December 18, 2025
Friendly doctor who listened well, made me feel taken care of and provided individually tailored treatment plan and wise advice.
5.0
December 15, 2025
She was prepared and clearly very competent.
5.0
December 12, 2025
She listens, is very thorough and intelligent, and I trust her feedback. I appreciate her candor and curiosity. Great Dr!
5.0
December 12, 2025
She listened, gave constructive feedback, and was supportive. I appreciate that she didn’t seem rushed.
5.0
December 12, 2025
Great
5.0
December 11, 2025
Long time PCP. Very concerned about my overall health. Always gives me enough time and encourages healthy behavior. Very satisfied with her service.
5.0
December 11, 2025
Great experience. Very knowledgeable empathetic and caring
5.0
December 9, 2025
Dr. Leung is phenomenal. She is so up-to-date on everything, she is so kind, and she answers every question I have and really takes time with me which I so appreciate.
5.0
December 9, 2025
She is personable and knowledgeable.
5.0
December 9, 2025
Very personable, friendly, and caring.
5.0
December 8, 2025
Super care for her patients, good listener, well knowledged.
5.0
December 1, 2025
I got taken right away. Everyone I interacted with was kind & professional. Dr. Leung always remembers me, listens to me, explains things to me and is always thorough. Today was no different. I really appreciate her care and her knowledge.
5.0
December 1, 2025
Dr Leung was thoughtful, patient, and thorough.
5.0
November 14, 2025
Excellent
5.0
November 14, 2025
Dr. Leung is a wonderful provider, super thorough and understanding and personable.
5.0
November 14, 2025
Dr. Leung was very thorough and compassionate in her examination today.
5.0
November 14, 2025
Always prepared. Very personable. Long view of potential needs. Very thorough and clear.
5.0
November 10, 2025
she is amazing even tho she’s sending me to the hospital but she explains everything very well
5.0
November 8, 2025
Dr Leung is a consummate professional. As always she cares for my son with the upmost knowledge empathy and kindness.
5.0
November 7, 2025
She was wonderful all the way around. She was on time, she was kind and she was thorough! I loved her!
5.0
November 7, 2025
Fabulous care
5.0
November 7, 2025
Satisfactory
5.0
November 6, 2025
Helpful, kind, knowledgeable as always
5.0
November 4, 2025
Dr Leung has everything you would look for in a doctor. She is very well informed about anything I ask her about, She is kind. She cares deeply about her patients. I have had a few health scares,and I can count on her getting in touch right away and always helping me get through with them in a calm reassuring way.
5.0
October 31, 2025
She answered all my questions. She is very good Dr., so concern about patient’s well being.
5.0
October 30, 2025
She always listens She is upfront with opinions
5.0
October 29, 2025
Dr. Leung has always been very kind, caring, knowledgeable, and helpful. She actively listens, is not dismissive, and goes over treatment options as a conversation, allowing the patient to be part of the treatment plan. She’s the best primary care doctor I’ve had.
5.0
October 27, 2025
Dr. Leung addressed my questions efficiently and effectively. She was compassionate and knowledgeable.
5.0
October 24, 2025
Immediately felt at ease and very much appreciated her demeanor and felt she cared.
5.0
October 23, 2025
I have extreme respect for Dr. Leung. She is very knowledgeable and easy to talk to regarding health concerns. Very helpful and detailed in explaining the reasons why she is recommending medications, etc
5.0
October 18, 2025
She’s always great.
5.0
October 15, 2025
She’s a great communicator and very attentive
5.0
October 8, 2025
My visit was for my yearly physical. My doctor is Dr. Allison Wei-Sum Leung she provided an excellent examination. Dr. Leung so warm and friendly! She covered all areas in my health evaluation. Explained all my concerns and answered all my questions. Dr. Leung made wellness recommendations. Regarding my physical and psychological and dietary needs. I appreciate that she is an amazing doctor. I will make highly recommendeds to all my family and friends that she is the best doctor to see! Thank You Dr. Leung!
5.0
October 3, 2025
she’s very nice and explains everything very well
5.0
October 2, 2025
Dr Leung is the most caring, thoughtful, and knowledgeable doctor I have had.
5.0
October 2, 2025
Empathic, engaging and outstanding bedside manner. She was willing to hear my story as a person and not simply treat me as a new patient. She’s extremely knowledgeable and loves to share that knowledge.
5.0
October 1, 2025
Always on time, friendly and knowledgeable.
5.0
September 30, 2025
The doctor really cares for her patients.
5.0
September 29, 2025
The doctor was kind, attentive , and patient. She answered all of my questions and provided me with my best options.
5.0
September 27, 2025
She listens and is very knowledgeable
5.0
September 26, 2025
FANTASTIC DOCTOR
5.0
September 26, 2025
As always Dr. Leung is incredibly helpful
5.0
September 25, 2025
Dr. Leung is an exceptional primary care physician who truly cares about her patients. Her wisdom and expertise are evident in every interaction, and I always feel heard and understood. She takes the time to listen to my concerns and provides thoughtful, personalized recommendations. I am so grateful to have her as my doctor, and I highly recommend her to anyone seeking a compassionate and knowledgeable primary care physician.
5.0
September 24, 2025
Always caring. Always informed
5.0
September 23, 2025
Good, comprehensive first visit. I wish I had a little more time with her.
5.0
September 17, 2025
She went out of her way to make sure i was seen and taken care of
5.0
September 17, 2025
Dr. Leung was thorough, knowledgable, and took her time with me. I really appreciated her care today
5.0
September 16, 2025
I love Dr. Leung! She takes time with her patients and is very personable.
5.0
September 16, 2025
So very efficient and the staff and doctor were very helpful.
5.0
September 10, 2025
She is very nice and she does very care full about me and also asked lots of questions about my health and i am very happy about
5.0
September 8, 2025
Very knowledge and good demeanor
5.0
September 8, 2025
She’s professional and super nice,
5.0
September 5, 2025
Good
5.0
September 5, 2025
Love Dr. Leung! She’s amazing. So kind, thoughtful, and caring.
5.0
September 5, 2025
Alison is the first doctor I?ve ever look forward to seeing. She is knowledgeable, confident, a great listener who is absolutely Devoted to a craft. She feels that every patient is unique.
5.0
September 4, 2025
Very comfortable with her professional knowledge
5.0
September 3, 2025
Eccelent
5.0
August 29, 2025
Felt heard by Dr. Leung. I appreciate her so much!
5.0
August 26, 2025
Dr Leung is outstanding in her ability to remember the details of my condition, which allows her to fine tune some of the meds I’m taking, and her ability to answer my questions, in a way that is both kind and helpful.
5.0
August 26, 2025
Dr Leung is knowledgeable highly intelligent sensitive honest reassuring patient respectful unegotistical unpretentious responsible caring comforting. A gifted physician.
5.0
August 25, 2025
Dr. Leung always makes time and listens.
5.0
August 25, 2025
Dr. Leung listens and explains things very thoroughly!
5.0
August 25, 2025
Very caring and understanding and wants me to feel better!
5.0
August 22, 2025
She always extremely attentive and does a great job walking me through her thought process. I feel like she always takes my concerns seriously.
5.0
August 21, 2025
The doctor is very thorough, kind, and competent. I am grateful for her service.
5.0
August 19, 2025
She is kind, empathetic, and always listens to concerns and thoughts, while taking a holistic view to overall health, making sure that any one metric or issue isn't viewed in a silo.
5.0
August 19, 2025
Dr. Leung is very thorough and patient and engaging. She’s the best doctor I have ever had. It’s obvious that she is very dedicated to the practice of medicine.
5.0
August 15, 2025
Got in early…went over key health review points. Discussed recommendations for medication changes.
5.0
August 15, 2025
Dr Leung is very compassionate, organized, thoughtful and thorough. I’m so grateful for her care!
5.0
August 13, 2025
Best primary care doctor I’ve ever had!
5.0
August 13, 2025
One of the best doctors.
5.0
August 11, 2025
She is very attentive, detail oriented and empathetic to my needs. I can tell she cares rather than running through a standard checklist.
5.0
August 11, 2025
Dr. Leung is always very kind, helpful, straightforward and realistic. She has good advice and sufficiently answers any questions I have.
5.0
August 8, 2025
Alison is extremely knowledgeable, a great listener devoted to her profession. I have every confidence in her.
5.0
August 7, 2025
I’m almost 50 years old, have seen more doctors than I can count and she is by far the most thorough, professional and helpful doctor I’ve ever been a patient of.
5.0
August 5, 2025
Dr. Leung is caring, knowledgeable and empathetic. Always wonderful to see her!
5.0
August 5, 2025
I’m sure that UCLA has wonderful doctors but none like Dr. Allison Leung.
5.0
August 4, 2025
Dr A Leung is an exceptional doctor. Smart perceptive knowledgeable caring responsible committed supportive, decisive pro-active. She listens, sees to the heart of the matter and takes serious matters seriously. I feel very fortunate that she is my pcp.
5.0
August 4, 2025
Dr. Leung clearly cares about me and my family as patients and people. She takes the time to address my physical and emotional needs
5.0
August 4, 2025
Dr. Leung is the best!!
5.0
August 4, 2025
Dr.Leung is outstanding! She is kind, a careful listener and explains things throughly. I couldn’t ask for a better primary care physician.
5.0
August 4, 2025
Dr. Leung always takes the time to answer all of my questions with thorough responses. The nurses are always very good as well ? in fact, I never even feel the needle when I have to get a shot or give blood. I love this office.
5.0
August 4, 2025
Dr. Leung is an amazing doctor. She is so well prepared and knowledgeable regarding her patients. I always feel that I am getting the best care when I see her. She is also kind and friendly. I couldn’t ask for a better doctor.
5.0
July 23, 2025
The best PCP
5.0
July 22, 2025
Prompt, thoughtful, informative.
5.0
July 21, 2025
Very thorough and detailed explanation of illness.
5.0
July 21, 2025
She's incredible. She always answers my questions so patiently and thoroughly. She is incredibly responsive and has knowledge of all things.
5.0
July 21, 2025
I love Dr. Leung! She’s present, attentive and thorough. She also thinks outside the box when looking at how to conquer a problem.
5.0
July 17, 2025
She's amazing, best doctor I've even been too
5.0
July 16, 2025
I am still alive so she must be a great doctor.
5.0
July 16, 2025
I am very grateful Allison is my doctor. She is so knowledgable and kind.
5.0
July 14, 2025
Allison is more than just a doctor ? she cares like family. She has always been there for me, no matter what. Living with a chronic illness isn?t easy, and I know I?m not the simplest case, but Allison always takes the time to help me understand the best steps for my health and well-being. I truly couldn?t ask for a more compassionate and dedicated physician.
5.0
July 12, 2025
Dr Leung is super awesome and the doctor everyone would want. We had a great conversation today. she’s amazing at her job and very honest and straight with you.
5.0
July 11, 2025
My doctor is excellent at her job
5.0
July 11, 2025
My Doctor was clear with diagnostics and instructions. She really seems to be looking out for my best interests in improving my overall health. Top takeaways from today's visit should help me tread a course well on the way to health optimization. I am very happy with the visit.
5.0
July 11, 2025
Was able to get into my appt very quickly. Love Dr. Leung. Staff friendly efficient.
5.0
July 7, 2025
Very kind and competent
5.0
July 3, 2025
She’s great!
5.0
July 2, 2025
She genuinely cares about me and my health.
5.0
June 18, 2025
Love this group
5.0
June 17, 2025
I really appreciate Dr. Allison Leung. She is thoughtful & thorough. She remembers my medical situation and picks up right where we left off the last time. Although I have several complex medical diagnoses she never makes me feel like I am a burden on her time. She is excellent at coordinating my multiple needs and makes sure my regular physical services do not fall through the cracks-so important! She’s a great asset to UCLA!
5.0
June 16, 2025
Good doctor with good experience. Empathetic. A genuine interest in my health problems and habits leading to that
5.0
June 14, 2025
I love my doctor. She’s very caring & addresses issues very well.
5.0
June 14, 2025
Dr Leung was recommended to me by several friends and I now understand why, she has amazing bedside manner and truly seems to care for her patients.
5.0
June 13, 2025
Excellent, so knowledgeable and attentive to my issues.
5.0
June 10, 2025
She is very caring and knowledgeable
5.0
June 10, 2025
Great visit, trying to determine best steps going forward. Very helpful.
5.0
June 9, 2025
Very clear, listens, direct and helpful.
5.0
June 6, 2025
Allison Leung has an engaging personality and a sincere dedication to the practice of medicine. I feel confident about having her as my primary care provider. Today was just a new patient meeting but she did not make me feel rushed.
5.0
June 4, 2025
Very very good
5.0
June 4, 2025
Dr. Leung took time to address all my concerns with not only factual medical facts, but with empathy. Having a doctor like her at my side makes me feel more comfortable with asking any questions and making sure that I follow up with any preventative health care that is necessary.
5.0
June 3, 2025
Dr. Leung is fantastic! She runs on time. She takes the time to explain things and truly cares about my health and wellbeing.
5.0
June 2, 2025
Everyone was on time. Dr. Leung was friendly and helpful in assessing my leg injury. The nurse drawing blood was friendly, gentle and efficient.
5.0
June 2, 2025
Dr. Leung is always friendly and takes the time to make me feel seen and heard as a patient!
5.0
June 2, 2025
Dr. Leung is the BEST!!! She is very knowledgeable and up on the latest research. I couldn’t be happier that she is my doctor.
5.0
May 29, 2025
Cared for, thoroughly and with care for entire family with a focus on baby’s well being.
3.0
May 28, 2025
i felt dismissed and not heard.
5.0
May 28, 2025
All personnel were friendly and respectful. Dr. Leung was thoroughly prepared. She is a very good listener and shares her thoughts in a very clear way.
5.0
May 28, 2025
Pleasant
5.0
May 27, 2025
Dr. Leung has a very kind bedside manner and makes me feel comfortable. She also has a more holistic approach to health and I always appreciate that. It was nice to see her and feel heard.
5.0
May 27, 2025
Dr. Leung is wonderful. She is exceptionally knowledgeable and thorough. Answered all my questions and really made sure I had all the knowledge I needed. Thank you Dr. Leung.
5.0
May 23, 2025
Dr. Leung is the best! Kind, compassionate, knowledgeable and explains issues clearly! Thank you!!
5.0
May 22, 2025
Professional, on-time, and very courteous staff & physician
5.0
May 16, 2025
The doctor is amazing. We couldn’t have asked for a better doctor
5.0
May 16, 2025
Good
5.0
May 15, 2025
Dr Leung is one of fewer doctors who cares for her patients
5.0
May 15, 2025
Very involved, took her time, addressed all concerns with thoughtful detail
5.0
May 12, 2025
Listened carefully and efficiently and established a clear connection for long term relationship.
5.0
May 6, 2025
She is outstanding. All you could ask for!
5.0
May 6, 2025
Love doctor Leung!!! I appreciate her compassion as much as her knowledge, and her focus on my wellbeing.
5.0
May 3, 2025
It was great! Dr. Leung is an excellent Doctor. She is very knowledgeable and very helpful. Thank you so much!
5.0
May 2, 2025
Short appt, but covered all the basics and all needs met
5.0
May 2, 2025
Dr. Leung is the absolute best. She is so attentive and listens to everything I say and answers all my questions. She makes me feel very safe and in very good hands.
4.0
May 1, 2025
Dr. Leung is great
5.0
May 1, 2025
My doctor is attentive and caring and a good listener. I feel like I am in good professional care.
5.0
May 1, 2025
She’s amazing. She listens to me, knows me and my medical issues well, explains things well and is very caring and responsive.
5.0
April 29, 2025
Always so helpful!!
5.0
April 29, 2025
Always listen and explains everything well
5.0
April 28, 2025
Dr answered all my concerns
5.0
April 25, 2025
Great bedside manners. Very thorough.
5.0
April 24, 2025
Dr Leung is prompt for her appointments and arrives prepared, meaning she has reviewed my history in advance of my arrival. She in knowledgable and asks the right questions. She does not make me feel rushed. She offers helpful preventative care tips and is appropriately conservative in her overall guidance.
5.0
April 22, 2025
Excellent doctor. Great communication and motivational skills. Easy to talk to and addressed all my concerns.