Palm Springs Office
(760) 424-8224
Fax: (760) 424-8227
1180 N Indian Canyon Drive, Suite E421
Palm Springs, CA 92262
La Quinta Office
(760) 771-1000
Fax: (760) 771-9001
79430 Highway 111, Suite 102
La Quinta, CA 92253
Hemet Office
(951) 766-1222
Fax: (951) 766-1226
1280 E. Latham Ave.
Hemet, CA 92543
Moreno Valley Office
(760) 424-8224
Fax: (760) 424-8227
24060 Fir Avenue, Suite B
Moreno Valley, CA 92553


Para nuestros clientes de habla hispana , por favor haga clic aquí para ver nuestras páginas español

Meet Our Team of Surgeons in Palm Springs & Hemet, CA
We proudly service all the Coachella Valley & Tri Valley Areas including: Palm Desert, Rancho Mirage, Indian Wells, La Quinta, Cathedral City, Indio, Bermuda Dunes, Desert Hot Springs, San Jacinto, Perris, Sun City, Menifee, & Surrounding Areas

By providing genuine patient care, attention to detail, and prompt service within a comfortable environment, Premier Surgical Associates maintains a solid reputation for customer satisfaction. Accessibility and communication are as important to us as quality of care. For this reason, we only employ skilled staff members that are professional, friendly, and courteous. They are always available to answer your questions and address your concerns.

David Scott Johnson, MD
Dr. David Johnson earned his Bachelor of Arts degree
magna cum laude in biology from Boston University in Massachusetts. He received his medical degree from the University of Hawaii, John A. Burns School of Medicine in Honolulu. His training continued with a categorical surgical internship and surgical residency at the University of Hawaii Surgical Residency Program in Honolulu, where he was selected chief resident in surgery. Dr. Johnson was the Vice Chief of Surgery at the world renown Shouldice Hospital in Toronto Canada.

Board certified by the American Board of Surgery, Dr. Johnson settled in California in 2008. He maintains privileges at Desert Regional Medical Center, Eisenhower Medical Center, JFK Memorial Hospital, Hemet Valley Medical Center, Menifee Valley Medical Center, Inland Valley Medical Center and Corona Regional Medical Center.

Dr. Johnson is a Fellow of the American College of Surgeons, and an active member of the American Medical Association and Riverside County Medical Association. He is the author of numerous articles and abstracts published in peer-reviewed journals. In addition, Dr. Johnson has been an invited presenter at various surgical conferences and meetings around the country including the American College of Surgeons annual meetings.


Eric R. Presser, MD
Dr. Eric Presser earned his Bachelor of Science degree in chemistry and gerontology from the University of Florida in Gainesville. He received his medical degree with honors from the Ross University School of Medicine in Dominica, West Indies.

Dr. Presser continued his training with a surgical internship and residency at St. Vincent Hospital and Medical Center in New York, New York, where he was appointed chief resident. He then went on to complete two comprehensive cardiothoracic surgical residencies. The first of these was conducted at Louisiana State University Health Science and Medical Center in New Orleans and the second at the University of Texas Health Science Center in San Antonio.

Board certified by the American Board of Thoracic Surgery, Dr. Presser has been in practice as an attending thoracic surgeon with Premier Surgical Associates since May 2012. Prior to that, he resided in New York and was employed as a thoracic surgeon in both a private practice and the North Shore LIJ Health System.

Christina N. Jenkins, MD 

Dr. Christina N. Jenkins has earned her Bachelors of Science, Biochemistry & Cell Biology degree at the University of California, San Diego.  She received her Doctor of Medicine degree at Albany Medical College and performed her residency in General Surgery at New York Medical College at Westchester Medical Center. Dr. Jenkins did a fellowship in Colon & Rectal Surgery at Greater Baltimore Medical Center and is Board Certified in General Surgery and Board Eligible in Colon and Rectal Surgery.

Dr. Jenkins specializes in the following procedures: Robotic and Laparoscopic Colorectal Surgery; Sacral Nerve Stimulator Implantation for Fecal Incontinence; Hemorrhoidectomy and Trans-Anal Hemorrhoidal Dearterialization; Rectal Prolapse Repair; Surgical Management of Chronic Fissures and Anorectal Fistulas & Colonoscopy.

Anna Gasparyan, MD 

Dr. Anna Gasparyan earned her degree at St. George's University, Grenada and did her General Surgery Residency at Nassau University Medical Center in East Meadow NY. Dr. Gasparyan did two Vascular Surgery Fellowship at Englewood Hospital Medical Center in Englewood NJ and at Newark Beth Israel/St. Barnabas Medical Center in Newark NJ.

Dr. Gasparyan specializes in Carotid Artery Disease; Peripheral Vascular Disease; Abdominal Aortic Aneurysm Repair; Dialysis Access & Venous Insufficiency.

Hege Johnsen, MD

Dr. Johnsen sees patients and performs surgery in our Hemet Office. Dr. Johnsen attended University of San Francisco and received her Doctor of Medicine degree, summa cum laude, from the University of Szeged, Hungary. She did her post graduate training at University Hospital of North Norway where she did internships in Internal Medicine, Surgery & Family Medicine. Dr. Johnsen has also received training at Massachusetts General Hospital in General Surgery – Resident PGY 1 & 2 and since 2008 has been a resident PGY 3,4 &5 for Kaiser Permanente, Los Angeles.

Dr. Johnsen has worked on a study called “The new antibiotics:” Bacteriophages, Metabolic conditions in the GI wall during hyperdynamic sepsis, and since 2010 is involved in the long term follow-up of patients who underwent thoracoscopic sympathectomy for hyperhidrosis. Dr. Johnsen has been published in the International Journal of Laboratory Hematology.

Qing Julia Tian, MD
Dr Julia Tian received her Medical Degree and Master of Science from the Sichuan University Chengdu China. She continued her training at The University of Southern California where she completed her Surgical Internship at Los Angeles County Hospital. She completed four year Otolaryngology – Head & Neck Surgery Residency training in LAC-USC under the tutelage of Professor Rice (Sinus Specialist), elected Chief Resident in the final year. She is Board Certified by the American Board of Otolaryngology since graduation.

From 2003 Dr Tian has worked as an Otolaryngologist with Healthcare Partners in South Bay Los Angeles. Her areas of Specialty are: General ENT, with the treatment of Ear Nose and Throat, Head and Neck, Sleep Disorder’s. Her areas of special interest are: Endoscopic Sinus Surgery, (include in office Balloon Sinuplasty), Thyroid, Parathyroid and Parotid surgical procedures.

Dr. Tian is fluent in Mandarin

Steve Choe, MD
Dr. Choe cares for patients encompassing all areas of General Surgery and specializes in Esophageal and Gastric Disease.

Dr. Choe received his Medical Degree from Drexel University College of Medicine. He completed his residency in General Surgery at Hahnemann University Hospital in Philadelphia, PA. He continued his training at the Esophageal & Lung Institute in Pittsburgh, PA, Allegheny Health Network where he completed a fellowship in Minimally Invasive Surgery - Esophageal & Thoracic.

He performs Diagnostic and Therapeutic Upper Endoscopy for Barrett's Esophagus and Esophageal Motility Disorders. He received fellowship training in Advanced Laparoscopic Treatment of Esophageal and Gastric Cancer along with Hiatal Hernia and GERD.

His training also included Video Assisted Treatment of Thoracic Diseases including Pleural Effusions and empyema. Quality care utilizing minimally invasive surgical technique to maximize patient recovery is the main priority of Dr. Choe's practice.

Dr. Norby Wang, MD

Dr. Norby Wang is a board certified general surgeon serving patients in the Coachella Valley since 2016. He treats a wide variety of conditions in all areas of General Surgery and specializes in minimally invasive gastrointestinal and hernia surgery.

Dr. Wang received his Bachelor of Science degree in biochemistry and biophysics at the Illinois Institute of Technology in Chicago, Illinois. He went on to earn his medical degree from the Chicago Medical School at the Rosalind Franklin University of Medicine and Science. He completed his general surgery residency at Loyola University Medical Center in Maywood, Illinois.

Having grown up in Southern California, Dr. Wang was excited to return to continue his career in surgery. He is interested in a wide breadth of general surgery procedures including treatment of abdominal wall and inguinal hernias, gallbladder disorders, colorectal diseases, and skin/soft tissue masses

Watch a short video of Dr. Johnson discussing the advances in surgery over the years:




Watch a short video of Dr. Presser discussing causes and treatment for Pleural Effusion:


Dr. David Johnson - American Health Journal Interview on Colon Cancer Surgery

Dr. David Johnson interview - Colon Cancer Surgery




 Dr. David Johnson Interview - GERD - Gastroesophageal Reflux Disease

KMIR News | Palm Springs, California



Request an appointment with Premier Surgical Associates to be proactive toward your health and well-being.
Contact our Surgical Office in Palm Springs, CA, for surgical care from our skilled and experienced professionals.
Our Office Hours are Monday – Friday: 8:00AM – 5:00PM

Cancellation Policy
If you are unable to keep an appointment, we ask that you kindly provide us with at least 48 hours notice.
This courtesy, on your part, will make it possible to give your appointment to another patient.

For your convenience, we accept Visa, MasterCard and Discover


Like Us On Facebook

Experience, Knowledge, Compassionate Care,
the Latest Technologies....
At Premier Surgical Associates, Our Goal Is Your Best Health!