Our Center, MD is a leading expert in General Surgery and Surgical Oncology. He is also a medical educator, having trained more than 60 surgeons. A nationally recognized leader in surgery, surgical education and cancer research, Dr. Ellenhorn is dedicated to providing the highest quality of surgical care with emphasis on a personalized approach for each patient.


Dr. Ellenhorn has practiced for over 18 years in the City of Hope National Medical Center and was Professor and Head of the Division of General Surgery and Oncology, serving as director of the renowned National Training Program Surgical Oncology. His many accomplishments include pioneering the use of minimally invasive and robotic for the treatment of gastrointestinal cancers techniques. In addition to its clinical and educational work, Dr. Ellenhorn led an active research laboratory. His lab worked to develop new cancer vaccines that can stimulate the immune system to identify and kill cancer cells.


Dr. Ellenhorn has received numerous citations for his work, including grants from the National Institutes of Health and the American Cancer Society. He has published over 100 book chapters, abstracts and journal articles and lecturer at dozens of conferences throughout the medical world. He serves on the editorial boards of several journals and cancer surgery, and has served on several national groups that define the guidelines for the state of cancer care. He was a member of the National Institutes of Health Study Section of Clinical Oncology, which makes decisions about future clinical trials on cancer in the United States.


Dr. Ellenhorn received his medical degree from Boston University School of Medicine and completed his residency training at the Hospital of the University of Cincinnati. He performed research training grants for two years in the area of ​​immunology at the University of Chicago and completed a two-year fellowship of Surgical Oncology at the prestigious Cancer Center Memorial Sloan-Kettering in New York.


The procedures performed:

General surgery

Abdominal Hernia Repair - 1 hour

Laparoscopic cholecystectomy - 90 minutes



Breast Oncology

Breast lumpectomy - 1 hour

Sentinel node biopsy - 1 hour

Mastectomy - 1.25 hours

The skin-sparing mastectomy - 2 hours

Intraoperative radiation therapy - 45 minutes

Axillary lymph node dissection - 1 hour


Melanoma and Skin Cancer (local anesthesia)

Excision of skin cancer - 30 mins

Melanoma removal - 45 minutes

Sentinel node biopsy - 45 minutes




• Abdominal Hernia

• Treatment of breast cancer

• Laparoscopic cholecystectomy

• Melanoma and Skin Cancer

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LA Center is proud to offer instant FINANCING PROGRAMS for cosmetic surgery and other beauty procedures you've always dreamed of having,
and get the look you want now with convenients monthly payments and special financing options. (Subject to credit approval. Minimum monthly payments required.)


Schedule a FREE Consultation TODAY... Some restriction apply. Call US at: 310-202-7777



 Jimmy Perez Johnson MBA Director Core Medical Group dba L.A. Center


Our Director Jimmy Perez Johnson welcomes you to our clinics, thank you for your trust and support over the years, accepting as part of their families.


We want everyone coming to LA Center's to feel at home - welcome, comfortable, cared for and secure. The members of all our departments strive to work together as a team to make high quality health care a reality.


You will meet your doctor, a cosmetic surgeon with many years’ experience, an artist’s touch, and thousands of happy patients. He carefully answers your questions, helps you set realistic expectations, and explains the best ways to achieve your new look.


"We offer financing with different options to make it easier for our patients to get the cosmetic enhancements they want-when they want them"


Offering plans from 6 to 24 months. We also have longer term plans for up to 60 months with lower monthly payments and an interest rate. We make everything to find the finance for your surgery.

Once again, thank you being part of our family.






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