
Overview
Nicholas Thiessen, MD, is a general surgeon at Dignity Health MedicalGroup Chandler Regional MedicalCenter Trauma and GeneralSurgery Clinic. He is double board certified by the American Board of Surgery in surgery and surgical critical care.Dr. Thiessen's expertise includes trauma surgery,surgical critical care, acute care surgery, and general surgery. He is a member of AmericanCollege of Surgeons, American Medical Association,and Surgical Critical Care Medicine.Dr. Thiessen received his medical degree from theUniversity of Iowa. He completed his residency at Dignity Health St. Joseph's Hospital and Medical Center and then completed a fellowship in trauma surgical critical care at the University of California San Francisco, Fresno.My mission, along with the Dignity Health Medical Group, is to focus on innovative clinical care and the pursuit of excellence through scholarly activities. This allows me to provide patients with state-of-the-art patient services and exceptional patient experiences.
Dr. Thiessen is highly rated in 9 conditions, according to our data. His clinical expertise encompasses Chronic Subdural Hematoma, Subdural Hematoma, Delirium, Gallbladder Removal, and Hip Replacement.
Dr. Thiessen is board certified in Surgery General Surgery and Surgery (Sub: Surgical Critical Care). He is actively involved in clinical research, co-authoring 1 peer reviewed article. Dr. Thiessen is currently accepting new patients.
Specialties
Licenses
Board Certifications
Fellowships
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- HMO
- PPO
- EPO
- HMO
- POS
- PPO
Locations
485 S Dobson Road, Suite 201, Chandler, AZ 85224
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Sjhmc Physician Services
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Ironwood Physicians
Dr. Hernandez is an Oncoplastic Breast Surgeon and specializes in the treatment of benign and cancerous breast diseases. He is a fellow of the American College of Surgeons, and a member of the American Society of Breast Surgeons. He is a board certified surgeon and has recently re-certified with the American Board of surgery for the fourth time in his career.Dr. Hernandez completed his general surgery residency at Maricopa County Hospital in Phoenix, Arizona in 1983 and practiced General Surgery and trauma surgery in the early years of his career. During the past 10 years and currently, Dr. Hernandez has dedicated his surgical practice exclusively to the practice of breast and Oncoplastic Surgery. He operates at both Chandler Regional Medical Center and Mercy Gilbert Medical Center.Regularly featured in Phoenix Magazine's annual list of Top Doctors, Dr. Hernandez has been credited in the state of Arizona as being one of the earliest pioneers in the field of breast-conserving surgery, and advanced innovative techniques as Oncoplastic Surgery, Brachytherapy and Nipple-Areolar Skin-Sparing Mastectomies. He believes in comprehensive Breast Cancer care in conjunction with both Radiation and Medical Oncology.Over the years, Dr. Hernandez has served the regional medical community in various leadership roles that includes serving Chandler Regional Medical Center as the Chief of Staff, the Chairman of the Department of Surgery also as a Member of the hospital's Board of Directors. He is well respected in the medical community as a leader and a colleague.Dr. Hernandez was born in Mexico and immigrated to the USA at the age of ten. He has been a recognized asset to the community and has received two humanitarian awards from the Desert Cancer Foundation of Arizona and the Fresh Start Women's Foundation. These awards honored his continued support of uninsured women in Arizona who were in need of medical/surgical care for breast disorders, including cancer care.Dr. Hernandez and his wife raised three children and are the proud grandparents of six beautiful granddaughters.Our mission is to provide the highest quality medical care in a supportive and comprehensive enviroment. We focus on each patient as an individual, taking the time to effect the best out comes. Dr. Hernandez is highly rated in 14 conditions, according to our data. His clinical expertise encompasses Breast Infection, Fibrocystic Breast Disease, Intraductal Papilloma, Breast Cancer, and Lymphadenectomy. Dr. Hernandez is board certified in American Board Of Surgery and Surgery General Surgery. Dr. Hernandez is currently accepting new patients.
AZ - Cancer
Barbara Pockaj is a General Surgeon practicing medicine in Phoenix, Arizona. Dr. Pockaj is highly rated in 9 conditions, according to our data. Her clinical expertise encompasses Breast Cancer, Paget Disease of the Breast, Melanoma, Mastectomy, and Lymphadenectomy. Dr. Pockaj is currently accepting new patients.
Frequently Asked Questions about Dr. Nicholas R. Thiessen
How do I make an appointment with Dr. Nicholas R. Thiessen?
You can book an appointment with Dr. Nicholas R. Thiessen by calling their office at 480-728-4700. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Nicholas R. Thiessen a top-rated expert for Chronic Subdural Hematoma?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Nicholas R. Thiessen is classified as an Distinguished expert for Chronic Subdural Hematoma, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Nicholas R. Thiessen specialize in?
While Dr. Nicholas R. Thiessen is a General Surgery, they have specific expertise in Chronic Subdural Hematoma, Subdural Hematoma, and Delirium. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within General Surgery.
Does Dr. Nicholas R. Thiessen participate in research or clinical trials?
Yes. Dr. Nicholas R. Thiessen has published 1 articles and abstracts on conditions like Chronic Subdural Hematoma. You can view a list of Dr. Nicholas R. Thiessen's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. Nicholas R. Thiessen accept my insurance?
Dr. Nicholas R. Thiessen accepts most major insurance plans, including Anthem BCBS and Blue Cross Blue Shield. We recommend calling the office directly at 480-728-4700 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Chronic Subdural HematomaDr. Thiessen isDistinguished. Learn about Chronic Subdural Hematoma.
- Advanced
- CholecystitisDr. Thiessen isAdvanced. Learn about Cholecystitis.
- DeliriumDr. Thiessen isAdvanced. Learn about Delirium.
- Gallbladder DiseaseDr. Thiessen isAdvanced. Learn about Gallbladder Disease.
- Gallbladder RemovalDr. Thiessen isAdvanced. Learn about Gallbladder Removal.
- Ogilvie SyndromeDr. Thiessen isAdvanced. Learn about Ogilvie Syndrome.
- Retroperitoneal InflammationDr. Thiessen isAdvanced. Learn about Retroperitoneal Inflammation.
- Subarachnoid HemorrhageDr. Thiessen isAdvanced. Learn about Subarachnoid Hemorrhage.
- Subdural HematomaDr. Thiessen isAdvanced. Learn about Subdural Hematoma.
- Experienced
- Acute PancreatitisDr. Thiessen isExperienced. Learn about Acute Pancreatitis.
- CellulitisDr. Thiessen isExperienced. Learn about Cellulitis.
- Childhood PancreatitisDr. Thiessen isExperienced. Learn about Childhood Pancreatitis.
- CholedocholithiasisDr. Thiessen isExperienced. Learn about Choledocholithiasis.
- ConcussionDr. Thiessen isExperienced. Learn about Concussion.
- Diverticular DiseaseDr. Thiessen isExperienced. Learn about Diverticular Disease.
- GallstonesDr. Thiessen isExperienced. Learn about Gallstones.
- Gastrointestinal PerforationDr. Thiessen isExperienced. Learn about Gastrointestinal Perforation.
- GastrostomyDr. Thiessen isExperienced. Learn about Gastrostomy.
- HerniaDr. Thiessen isExperienced. Learn about Hernia.
- Hernia SurgeryDr. Thiessen isExperienced. Learn about Hernia Surgery.
- Hip ReplacementDr. Thiessen isExperienced. Learn about Hip Replacement.
- Mesenteric Artery IschemiaDr. Thiessen isExperienced. Learn about Mesenteric Artery Ischemia.
- NecrosisDr. Thiessen isExperienced. Learn about Necrosis.
- Peptic UlcerDr. Thiessen isExperienced. Learn about Peptic Ulcer.
- PeritonitisDr. Thiessen isExperienced. Learn about Peritonitis.
- Secondary PeritonitisDr. Thiessen isExperienced. Learn about Secondary Peritonitis.
- Small Bowel ResectionDr. Thiessen isExperienced. Learn about Small Bowel Resection.
- Tissue BiopsyDr. Thiessen isExperienced. Learn about Tissue Biopsy.
- Umbilical HerniaDr. Thiessen isExperienced. Learn about Umbilical Hernia.

