Atrio Health Plans will be out of network effective Jan. 1, 2026.

Learn More

New Search

Nancy O'Neal, MD, FACS

Nancy O'Neal

Asante employed provider

Play Video

Nancy O'Neal, MD, FACS

Patient Rating
4.98 / 5 (Based on 108 reviews) Read Patient Experiences

Breast Surgery

Services offered

General Surgery

Call to Schedule (541) 201-4850

See Accepted Insurances

Locations

Asante General Surgery – Ashland
560 Catalina Dr. Suite 100
Ashland, Oregon 97520
Driving Directions
Main: (541) 201-4850
Fax: (541) 201-4130

About this provider

Nancy O’Neal, MD, earned her medical degree from the University of Texas Southwestern Medical School in Dallas, where she also served her residency through Parkland Memorial Hospital. Dr. O’Neal spent two years doing oncology research looking at genetic abnormalities in breast cancers. She is a board-certified general surgeon with a special interest and expertise in treating diseases of the breast, both benign and malignant.

Services

  • Provides advanced surgical care for a variety of breast problems and conditions, with a special interest in breast cancer treatment.
  • Performs surgery consultations with patients and their families.
  • Offers high-risk surveillance for patients at increased risk for breast cancer.

Personal

Dr. O’Neal is committed to providing skilled care to every patient. Outside of work, she enjoys skiing, rowing, cycling and playing with her English cocker spaniels.

Education and training

Education

University of Texas Southwestern Medical Center, MD

Residency

University of Texas Southwestern Medical Center, General Surgery

Certifications

Dr. O'Neal is board-certified in General Surgery. She is a Fellow in the American College of Surgeons, and is a member of the Society of Surgical Oncology and the American Society of Breast Surgeons. 

Patient experiences

September 24, 2025
Dr. O’Neal was incredibly supportive, comforting and caring in providing details about my condition and the [ ].
September 10, 2025
Hard to say everyone is very nice
September 06, 2025
I felt Doctor O'Neal and her staff were very supportive and compassionate. I felt comfortable right away upon entering the office. No one rushed me or made me feel as if my questions were insignificant.
September 03, 2025
Amy at Southern Oregon Cardiology Cardiac Studies Liz with Dr. [ ] Dr. [ ] and staff, Heimann Cancer ct Dr. Nancy O’Neal and Heather at [ ]
August 24, 2025
Dr Nancy O’Neal
August 21, 2025
Dr. Nancy Oneal is outstanding!!!
August 17, 2025
I had excellent care by Dr. O'Neal and her staff before, during, and after [ ]. I would recommend Dr. O'Neal and Ashland Hospital for all [ ] needs.
August 13, 2025
Dr Nancy O’Neal treated me as a team member in my health care. She was and still is a compassionate, patient, knowledgeable, and supportive surgeon. She has my utmost respect and gratitude for her gentle yet expert [ ]. Her diligence in doing the [ ] allowed me to heal so well. I have and will continue to refer her as she is an exceptional human being, woman, and surgeon!
August 03, 2025
Dr. O'Neal and Heather
August 02, 2025
Dr. O Neal has been an exceptional surgeon. She has always offered a very caring demeanor during my visits. Her ability to instill a sense of calm and share her professional expertise with me has been so greatly appreciated. I cannot express my deep gratitude enough for Dr. O Neal and her staff. Thank you.
July 31, 2025
Dr. ONeal and her staff were wonderful. Professional, caring, personalized medicine.
July 31, 2025
Dr. Nancy O’Neal is a fantastic commissioner. She scheduled so she could see my on time. She was clear concise and thoughtful with her communication to me. Loved the drawings she did. She evokes great confidence.
July 30, 2025
Dr. Nancy O’Neal and Heather her Medical Assistant do excellent professional work and always provide outstanding care for their patients.
July 30, 2025
Nancy O’Neal
July 30, 2025
Everyone was wonderful when I had a [ ]. I was under the influence of [ ], and so I do remember Doctor O'Neal. I don't remember any other names.
July 24, 2025
A very positive experience with Dr. ONeals staff and with her. Both were on time and very caring
July 18, 2025
Dr. Nancy O’ Neal is the best possible surgeon anyone could have. She has frequently put up with my obnoxious, scared and anxious personality with exceptional grace, kindness and compassion. Who could ask for more? Actually there is more - she met me in the hall as I was being wheeled out and home!
July 05, 2025
Dr. O'neal was very helpful and explained everything to me and my daughter in a way that we understood. When I got to the surgery center, Dr. O'neal and all the staff was very helpful and courteous all the time. I couldn't ask for a better surgeon and her staff. I was very confident and not nervous at all during the whole process. I would highly recommend Dr. O'neal.
June 30, 2025
Jeff. In the front desk. He is the kind of worker and person that needs recognition. I had been.working in the medical feel for 40 years, and his outstanding service to that office, is outstanding.thank you Jeff
June 30, 2025
My pre op nurse & post op nurse were great. They made me feel very comfortable and explained everything clearly.
June 29, 2025
Dr. O'NEAL
June 29, 2025
Terri at Reception, and Dr. [ ].
June 29, 2025
Dr O’Neal is a great doctor!! The last time I saw her, I was in the midst of a pretty [ ] that was unrelated to the reason for my visit. But she took the time to listen and comfort me.
June 28, 2025
NANCY. O`NEAL
June 27, 2025
Dr. ONeal is an outstanding Doctor. I would highly recommend her to any woman facing [ ]. She really cares about her patients, she is very nice, and she made me feel very comfortable. She did [ ] on me and did a great job. I have only a [ ]. I am so thankful that she was the Doctor who did my [ ].
June 27, 2025
Dr Oneal did [ ] on me. She was compassionate and thorough when trying to understand my issue. She listened to me and addressed all my concerns. She made me feel like she genuinely cared about me.
June 27, 2025
Dr O’Neal and her staff
June 27, 2025
Dr O'Neal! She is amazing, kind, knowledgeable. APP is so lucky to have her.
June 26, 2025
Dr. Nancy O’Neal provided excellent care and explained my condition perfectly. Heather, Medical Assistant for Dr. O’Neal provided outstanding scheduling, follow up and was extremely respectful and friendly. Dr. O’Neal and Heather both are a true blessing to their patients.
April 02, 2025
Both support staff and Dr. ONeal were professional, respectful, and open/friendly/aware of patients needs. Great group!
March 26, 2025
Dr Nancy ONeal is a compassionate provider never rushed, listens carefully and remembers.
March 26, 2025
Dr. NANCY O'NEAL - I am so happy she has chosen to continue on with her practice. She was my [ ] and I prefer to continue on with her as my Dr.
March 26, 2025
Dr O'neal
March 16, 2025
Both Dr. O'Neal and her MA, Heather were outstanding.
March 14, 2025
Dr O'Neal is a very good doctor. I was scheduled with her for one appointment [ ]. My decision to have my [ ] performed in Medford hospital. Dr O'Neal gave me a referral to another excellent doctor in Medford. All is good.
March 10, 2025
Dr O'Neal and her staff were wonderful. I was treated with kindness, respect and understanding. What an amazing place. They were all Excellent!
March 05, 2025
It's worth the drive to Ashland
February 08, 2025
Dr. Nancy O'Neal and her Medical Assistant were very helpful, efficient, good listeners and professional.
February 06, 2025
Nancy O'Neill MD
January 17, 2025
Dr. O'Neal is an exceptional provider. She is the best!
January 16, 2025
I feel very fortunate that Dr. O'Neal was my surgeon. Not only is she an exceptional provider, but a compassionate human which made life so much easier. She always took all the time I needed to answer questions and help me understand [ ] what to expect and [ ], information I need to be aware of about potential issues, though none are expected since I did so well thanks to her care. I am very grateful.
January 01, 2025
The whole team that was there for my surgery was great. Every person was nice, respectful, knowledgeable and caring.
December 18, 2024
Dr. Nancy Oneal is an outstanding Knowledgeable physician. So thankful she is my doctor
December 12, 2024
Dr O'Neal is an exceptionally skilled surgeon. She saved my life! She fast tracked my [ ] as I asked her to do as I did not want my [ ]. I have been a patient of her for 8 or 10 years and I would not think of seeing anyone else! Her communication using my chart is excellent. She is quick to respond to my questions. She is kind, compassionate and cares. Dr. O'Neal and her staff provide excellent service! I have refered many of my friends to her and they have had excellent results as well.
December 09, 2024
Dr. O'Neal was very nice and helpful. She made me feel very comfortable because I was very worried and nervous about a lump I found in my breast. She will be doing my surgery, and I know she will do a great job. I highly recommend her.
December 05, 2024
Both doctor O'Neal and her assistant, Heather always answered my questions with great patience.
November 29, 2024
Nancy O'Neil, Emre [ ]
November 28, 2024
Nancy o Neil MD Pre op RN at our patient surgery at Asante.
November 13, 2024
Dr Nancy O’neal
November 06, 2024
Nancy O’Neal And Heather
October 31, 2024
Dr O’Niel was outstanding at my first visit. I had [ ] diagnosis and she was great with me. She was not only professional but she has a very good bedside manner which is not always present with surgeons. I came in contact with her receptionist and two assistants and they were also great.
October 30, 2024
Dr. Nancy O'Neal is exceptionally knowledgeable about current [ ] treatments and an excellent listener in addition to being a great surgeon.
October 28, 2024
Ms O'Neal was very understandable and answered all of my questions,which were many. She was never offended that I had read up on my condition and had questions on the information. She was easy to understand. I feel like I am in good hands with her and she will give me the best treatment possible for my condition. Thank you for having knowledgeable doctors at Asante.
October 17, 2024
Dr. O'Neal and Heather
October 15, 2024
Nancy O’Neal.
October 14, 2024
Nancy ONeal
October 05, 2024
Dr. O'Neal is always ready to listen to my questions and concerns. She had performed [ ] on me and I have been very pleased how everything has turned out. She will listen to any questions that I have, even though they are not specifically about the [ ]. I have complete trust in her. [ ]
October 02, 2024
Every one of the “.team” was very comforting, and concerned about my well being.
September 30, 2024
Everyone who was involved with my care
September 24, 2024
Dr.O'Neal is an exceptional doctor,healer and human being! Her staff are wonderful! From the first contact with the receptionist through the surgery process everyone was gentle and calmed all of my fears! Truly an awesome team! I can't thank them enough!
September 12, 2024
Dr O’Neal is wonderful. As is her staff. Very compassionate as well as knowledgeable.
September 11, 2024
Dr. Oneal is exceptional. She is thorough, experienced, professional but also warm and caring. My expectations for my care as a cancer patient were always exceeded.
September 07, 2024
Staff is always outstanding.
September 07, 2024
Dr. O'Neal was professional and helpful and cordial. She is great and so was her staff. I will recommend her practice.
September 05, 2024
Everyone excelled and exceeded my expectations greatly. I’m very grateful to all of them for the care I received.
September 02, 2024
Doctor Nancy O'Neil and her nurse Heather and the office staff.
September 01, 2024
Nancy O'Neal is a wonderful surgeon and Dr.
August 25, 2024
Nancy O’Neal did an exceptional job explaining my results and following up on my chart when new lab results became available.
August 24, 2024
I feel very fortunate to have received treatment from Dr. O'Neal for my [ ]. She is both highly skilled and approachable. Her humanity comes through in all her interactions which, coupled with intelligent professionalism, makes her an outstanding doctor. Heather, her medical assistant, was unfailingly reponsive, knowledgeable, and patient in responding to a number of questions. This is a high-functioning team, and I am grateful for their service. Ashland Asante is fortunate to have them as part of their system.
August 01, 2024
Nancy O'Neal was very thorough, she cares, and she is sincere.
July 31, 2024
Dr. Nancy O’Neill is fabulous! She is so knowledgeable, left the tiniest and cleanest incision, and is kind.
July 31, 2024
From receptionists, anesthesia specialist, floor nurses, and Dr. O'NEAL; the service, attention, and professionalism was of the highest quality I have ever experienced! I'm seventy years old and this was my second bout of [ ], I was so impressed with the cleanliness of Ashland Asante hospital, the friendliness of all staff members, and the knowledge and confidence I now have for Dr. O'NEAL is outstanding. I hope not to need their services in the future, but feel confident in where I will turn for help. Thank you, thank you, thank you !!!!
July 17, 2024
Dr Nancy O'Neal is amazing,, thoughtful and always takes time to answer questions and explain. I trust her completly, respect her and would highly recommend her to anyone, I cannot say enough about Dr. O'Neal
July 10, 2024
Everyone was very caring and provided me with great care!
July 06, 2024
Doctor O’Neal was outstanding!
July 06, 2024
Everyone is warm and welcoming.
June 26, 2024
De. O’Neal and medical assistant.
June 22, 2024
We appreciate all the excellent care we are receiving
June 19, 2024
Everyone that worked with me in the morning of surgery was so helpful and attentive, plus had a good sense of humor. Ashland Surgical Center is the best.
June 10, 2024
Terry the receptionist
May 29, 2024
Just felt Nancy O’Neal was very thorough, very friendly , and very nice
May 29, 2024
Nancy Oneal exceeds all criteria for excellence I can think of. She's exceptional. Professional, warm and caring, responsive to all my questions and concerns.
May 09, 2024
My experience with[ ] was greatly reassured because of the compassion and level of detail Dr. O'Neal and her staff were able to convey to me.
May 09, 2024
Nancy O’Neal MD, Heather and all the staff were outstanding in caring for me and understanding my circumstances. Very grateful for their care and support, thank you.
May 08, 2024
Doctor oneill she went above and beyond helping me with my previous doctor's office.
May 08, 2024
I could not be more satisfied with the work that Dr. O'Neal performed in both of my surgeries and in the consequent results. She wholeheartedly shares her deep interest, expertise, and excellent advice in all of her meetings, consultations, and n the [ ]. I trust her explicitly and feel so lucky to have received her care.
May 04, 2024
Dr. O'Neal and her assistants.
May 04, 2024
I am very grateful and appreciative of the excellent care and follow up of this office, and especially Nancy O’Neal
May 02, 2024
Beside Dr. O’Neal, the entire office and hospital team were excellent - caring, supportive, courteous, knowledgeable and efficient. Couldn’t ask for a better team. Thank you to all for your level of care!
May 02, 2024
DR O'NEAL WAS SO EASY TO WORK WITH. SHE LISTENED, EXPLAINED, FOLLOWED UP... EVERYTHING U COULD HAVE WANTED. IT ALL WENT SO SMOOTH!!!
April 30, 2024
I think Dr. Nancy O’Neal is a gem! She is so thorough, and explains everything very well. I highly recommend her! I cam’t say enough about her wonderful bedside manner and fabulous personality!
April 11, 2024
Dr Nancy O'Neal is a very knowledgeable, caring physician. She put my mind at ease as I await a mammogram.
April 11, 2024
I had emergency surgery. Al the nurses, techs, doctors, specialists and surgeons that assisted or contributed in the ER, operating room, post care and after care we're polite, respectful, informative, attentive and empathetic. It was a great experience all around. I can only say great things about Ashland Hospital and Asante!
April 07, 2024
Dr. Nancy O’Neal is an outstanding surgeon. The procedure was done exactly as described with no surprises. She is very compassionate and thorough.
March 30, 2024
Dr. ONeal is most caring and compassionate person. Genuine in providing best care everytime.
March 29, 2024
I am so blessed with the care I am receiving from Nancy O’Neal, Heather (MA), and my primary doctor Bill [ ]. All appointments testing procedures have been timely and filled with compassion.
March 26, 2024
Dr. O'Neal is outstanding! I am so grateful I was referred to her. She is the BEST! And everyone at the hospital when I was there for my surgery was so kind, professional, experienced and caring. I highly recommend Dr. O'Neal and Asante general Surgery!
March 21, 2024
Dr. O’Neal and her assistant ( nurse)
March 20, 2024
The woman at the front desk who checked me in. The two nurses who helped get me ready for surgery. The doctors and nurses who helped me in the room where surgery happened.
March 11, 2024
Everyone at both dr oneals office and ACH were wonderful. They took time to explain everything and they were compassionate in their care.
March 07, 2024
Dr. Oneal was considerate-listened to my concerns. She made me feel very comfortable with my decision and will be involved in future exams-etc
March 02, 2024
Nancy O'Neal is always very informative and even if she doesn't agree with my choices - I don't feel judged as she accepts my decisions. I know she is coming from her expertise and has my best interest at heart. She's an excellent "provider".
February 25, 2024
Yes Dr. Nancy O'Neal and her nurses. Heather and another one that checked me in and I forgot her name. Very good both of them.
February 22, 2024
Dr. O'Neal was wonderful
February 22, 2024
Dr. O’Neal herself is outstanding. I am so impressed with her communication & compassion. Being newly diagnosed with breast cancer, she made sure I was kept in the loop all along the way. Asante is fortunate to have such an excellent Physician & Surgeon.
February 21, 2024
Dr O’Neal
February 07, 2024
I have confidence that Dr O'Neil has the knowledge and ability to help me with my condition
February 07, 2024
Nancy o’Neal and her nurse are both outstanding
February 03, 2024
Everyone was great and courteous in their encounters with me.
February 01, 2024
I always have a great experiance with Dr. O'Neal everytime I see her.
January 31, 2024
Dr ONeal has gone above and beyond for my care. She is very kind and thorough. I am very fortunate she has been my surgeon.
January 30, 2024
Dr. Nancy O'Neal and the whole Ashland SDS Care Team.
January 29, 2024
Dr. O’Neal was outstanding and I felt I was fortunate to have her.
January 27, 2024
Dr. O'Neal!!!!
January 18, 2024
Dr. Nancy O'Neal Dr. [ ] All the nurses at Ashland Hospital were fabulous.
January 18, 2024
Staff and Dr. ONeal
January 18, 2024
Yes when I had the utrasound and mammogramlent both nurse and doctor were excellent
January 03, 2024
Dr O'Neal did an awesome job on my surgery. I am very happy with how my breast looks.
January 01, 2024
Nancy O’Neal. She is a good Doctor. Make me feel safe.thank you.
December 28, 2023
Nancy O’Neal provided excellent care to me. She is outstanding in her field as a surgeon. At all points of contact I had with everyone in my care - they all agreed that I was in the care of the best hands with Nancy O’Neal as my surgeon. Her whole team was awesome.
December 28, 2023
Nancy was gentle, but focused with my breast abscess treatment, informed about my health and family health history, and caring/concerned about my healing. She was always prompt to review data, make notes and followup with my questions. I’m grateful to have a specialist like her available to treat my mastitis and breast abscess!
December 28, 2023
I met with Dr. O'Neal for a 2nd opinion and I was very impressed that she had taken the time to become familiar with my long history with breast lesions, surgeries and biopsies.
December 24, 2023
Everyone was outstanding.
December 23, 2023
Dr O’Neal is probably the best surgeon I’ve ever spoken with.
December 22, 2023
Nancy O'Neal is my favorite doctor. I was so happy when she resumed her practice. I have confidence in her skill as a surgeon and her exams to catch any problems. As a cancer survivor, I need and have in Dr. O'Neal someone whose opinions I can trust. [ ]
December 21, 2023
They all were great
December 21, 2023
I love dr Oneal!!
December 18, 2023
Dr Nancy o’Neal and Heather were (and are) INCREDIBLE!
December 07, 2023
Dr O'Neal has been amazing throughout my journey with breast cancer. She has been forthright with information and options for what is best for me, and also an advocate for the right care from the rest of the cancer providers.
December 06, 2023
Dr O'Neal
December 06, 2023
Dr O'Neal and staff were very responsive and compassionate in seeing me quickly, listening carefully to my concerns, and providing a thoughtful well-informed plan of care. Very impressed.
December 04, 2023
Dr. Nancy O’Neil is an excellent surgeon with a very pleasant bedside manner.
December 02, 2023
Dr. O'Neal was absolutely amazing in helping me regain my health back. I can't thank her enough for listening and believing me when I told her about my condition and for treating me via surgery.
November 30, 2023
Dr. O'Neal is a fantastic doctor. She is competent, caring and thorough.
November 23, 2023
Nancy O'Neal, Aleksandra [ ]
November 23, 2023
Dr. O’Neal rearranged her surgical schedule to help me have my urgent surgery a week earlier. Also Jen, in Dr. O’Neal’s office, made things go smoothly with my out of state insurance, which was being VERY difficult. She was amazing! This office runs like a well oiled machine!
November 22, 2023
Everyone was outstanding
November 21, 2023
The entire team from my surgeon, Dr. O'Neal, to the anesthesiologist, Dr. [ ], to the nurses both in intake and recovery, were excellent in every possible way. I was very scared about the surgery and they provided both calming and effective care at every opportunity. I rate the entire process extremely highly. Thank you.
November 09, 2023
Asante is amazing! Everyone involved in my care was thoughtful, informative, approachable, caring, professional, and very skilled. Dr. O'Neal did a fantastic job with my surgery. Thank you to all!!
November 09, 2023
Dr. O'Neal is a gem and Asante is lucky to have her! She is kind, compassionate, informative and listens and explains well. My comfort was always a priority with her. Very thankful she is my surgeon!
November 01, 2023
Emily, my certified nurse at Ashland Community Hospital
October 25, 2023
Nancy O'Neill, her assistants and staff are exceptional. I think that she is the very best and I was lucky that she was my surgeon.
October 21, 2023
Everyone I interacted with was professional, caring, and knowledgeable. I feel very fortunate to have the level of healthcare we have here in Southern Oregon.
October 19, 2023
Dr O’Neal
October 19, 2023
Dr O’Neal and Heather
October 06, 2023
I really appreciated the care I received from Dr. O'Neal. She was v
October 05, 2023
Dr. O’Neal is an amazing surgeon and person. Her staff is responsive, kind and timely. I have never felt as comfortable and secure in a doctors care, and this has been the most frightening personal medical experience of my life. Every person, from clerical staff to operating room specialists have been INCREDIBLE with knowledge, friendliness, comforting and kindness. In this entire frightening experience, I have never felt as medically and mentally taken care of and supported.
October 02, 2023
Dr O'Neal gave me the most though exam I have ever had. I felt she knew exactly what needed to be done.
October 01, 2023
Everyone was professional and helpful.
September 28, 2023
Dr. O'Neal is always great at how she answers our questions and has time to meet with us and talk issues over.
See More Reviews

Disclaimer:

Asante's online provider directory, ("Find A Doctor"), is provided for reference purposes only. Providers are responsible for the accuracy of the information submitted. As such, Asante cannot guarantee that the physician's information presented is complete or accurate.  Asante recommends that you contact your healthcare provider directly for the most accurate and up-to-date information.

 

Profile UpdateProviders who would like to request changes to their profile may use the following form.


Request Update

Contact Us

Quality health care for everyone

As the largest health care provider in nine counties, Asante provides comprehensive medical care to more than 600,000 people throughout southern Oregon and northern California. Our facilities include Ashland Community Hospital, Rogue Regional Medical Center, Asante Three Rivers Medical Center, Asante Physician Partners and additional health care partnerships throughout the region.

Hospitals