DK
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Kwan, Surgeon in Walnut Creek, CA?
Dr. Diane Kwan, MD is a Surgeon, who primarily practices in Walnut Creek, CA. She is board certified by the American Board of Surgery. Dr. Kwan is fluent in English and Chinese, and is currently seeing new patients. Dr. Kwan’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Kwan’s office at (925) 338-8511.
What are Areas of Expertise for Dr. Kwan?
Dr. Diane Kwan, MD is a highly-rated, board-certified Surgeon known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Kwan empowers patients to confidently navigate their health journey, specializing in Bariatric/Obesity Surgery, Gastrointestinal Surgery, General Surgery, Minimally Invasive Surgery, Robotic Surgery, or comprehensive wellness support. Serving the Walnut Creek/CA community, Dr. Kwan is dedicated to enhancing lives through expert, patient-centered care.
Is Dr. Kwan board certified in Surgeon?
Yes, Dr. Diane Kwan, MD is board certified by the American Board of Surgery
What languages does Dr. Kwan speak?
Dr. Kwan and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does Dr. Kwan treat?
As a Surgeon, Dr. Kwan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Kwan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Severe Obesity
- Obesity
- Helping Your Child Who Is Overweight
- Take Charge of Your Health: A Guide for Teenagers
- Understanding Adult Overweight & Obesity
- Body Weight
- Morbid Obesity
- Extreme Obesity
- Class 3 Obesity
- Excess Weight
- Being Overweight
- High BMI
- High Body Mass Index
ICD-10 Codes:
- E6601: Morbid (severe) obesity due to excess calories
- E669: Obesity, unspecified
- Z684: Body mass index [BMI] 40 or greater, adult
Also known as:
- Groin Hernia (One Side)
- Diaphragmatic Hernia
- Umbilical Hernia
- Ventral Hernia
- Recurrent Groin Hernia (One Side)
- Hernia
- Inguinal Hernia
- Unilateral Inguinal Hernia
- Single Groin Hernia
- Hernia in One Groin
- Hiatal Hernia
- Hernia of the Diaphragm
- Belly Button Hernia
- Navel Hernia
- Umbilical Rupture
- Abdominal Wall Hernia
- Epigastric Hernia
- Spigelian Hernia
- Recurrent Unilateral Inguinal Hernia
- Repeated Groin Hernia
- Recurring Hernia in Groin
ICD-10 Codes:
- K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
- K449: Diaphragmatic hernia without obstruction or gangrene
- K429: Umbilical hernia without obstruction or gangrene
- K439: Ventral hernia without obstruction or gangrene
- K4091: Unilateral inguinal hernia, without obstruction or gangrene, recurrent
Also known as:
- Bariatric Surgery Status
- Weight Loss Surgery
- Weight-loss (Metabolic & Bariatric) Surgery
- Weight Loss Surgery History
- Gastric Bypass Status
- Sleeve Gastrectomy Status
ICD-10 Codes:
- Z9884: Bariatric surgery status
Also known as:
- Gallstones
- Cholelithiasis
- Gallbladder stones
- Biliary calculi
ICD-10 Codes:
- K8020: Calculus of gallbladder without cholecystitis without obstruction
Also known as:
- Depression Screening
- Depression
- Health Screening
- Depression Test
- Mental Health Check for Depression
- Mood Disorder Screening
ICD-10 Codes:
- Z1331: Encounter for screening for depression
Also known as:
- Endocrine and Metabolic Disorder
- Endocrine Disease
- Metabolic Disorder
- Hormone Disorders
- Metabolic Syndrome
- Nutritional Deficiencies
ICD-10 Codes:
- Z8639: Personal history of other endocrine, nutritional and metabolic disease
Also known as:
- Trunk Lump or Swelling
- Body Mass
- Torso Lump
- Trunk Nodule
ICD-10 Codes:
- R222: Localized swelling, mass and lump, trunk
Also known as:
- Strawberry Gallbladder
- Gallstones with Chronic Gallbladder Inflammation
- Gallbladder Disease
- Bile Duct Disease
- Gallstones
- Gallbladder Cholesterolosis
- Cholesterol Polyps in Gallbladder
- Cholesterol Deposits in Gallbladder
- Chronic cholecystitis with gallstones
- Long-term gallbladder inflammation
ICD-10 Codes:
- K824: Cholesterolosis of gallbladder
- K8010: Calculus of gallbladder with chronic cholecystitis without obstruction
Also known as:
- Other Post-Surgery Condition
- Postoperative State
- Recovery After Surgery
- Surgical Follow-up
ICD-10 Codes:
- Z98890: Other specified postprocedural states
Also known as:
- Intestinal Obstruction
- Bowel Obstruction
- Blocked Intestines
- Gut Blockage
ICD-10 Codes:
- K56609: Unspecified intestinal obstruction, unspecified as to partial versus complete obstruction
Also known as:
- Bilateral Inguinal Hernia
- Hernia
- Inguinal Hernia
- Double Groin Hernia
- Hernia in Both Groins
- Non-obstructed Inguinal Hernia
ICD-10 Codes:
- K4020: Bilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Benign Lipoma of Trunk
- Benign Tumor
- Non-cancerous fatty lump on body
- Trunk lipoma
- Body fatty tumor
ICD-10 Codes:
- D171: Benign lipomatous neoplasm of skin and subcutaneous tissue of trunk
Which procedures does Dr. Kwan perform as a Surgeon?
As a Surgeon, procedures performed by a Dr. Diane Kwan may include:
- Abdominal Wall Reconstruction
- Amputation
- Appendicitis / Appendectomy
- Brain Aneurysm Treatment
- Brain Surgery
- Brain Tumor Evaluation
- Central Line Placement
- Cerebral Shunt
For detailed information, please contact Dr. Kwan's office.
Does Dr. Kwan accept my insurance?
Dr. Kwan accepts most major insurance plans. Important: Please call our office at (925) 338-8511 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Kwan accept in Walnut Creek, CA?
Dr. Kwan in Walnut Creek, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alameda Alliance
All Other Third Party
Blue Shield of California
Contra Costa
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Humana
Medicare
Other Provider Networks
UnitedHealthcare
View All Insurances
Where is Dr. Kwan's office located?
What is Dr. Kwan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Kwan's National Provider Identifier (NPI) number is 1992913859.
What common questions do patients ask about Dr. Kwan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Kwan
What is Dr. Diane Kwan's specialty?
Dr. Kwan is a Surgeon near Walnut Creek, CA. General surgeons are experts in diagnosing and managing surgical conditions which includes preoperative, operative, and postoperative care, as well as addressing complications. Their expertise include the areas such as the alimentary tract, breast, abdomen, skin and soft tissue, endocrine system, head and neck, pediatric surgery, surgical critical care, surgical oncology, trauma, burns, and vascular surgery. General surgeons increasingly utilize minimally invasive and endoscopic techniques to provide proper care. In addition to this, many general surgeons have expertise in transplantation, plastic, and cardiothoracic surgery. Contact Dr. Kwan to book an appointment today.
Is this Dr. Diane Kwan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Kwan is affiliated with John Muir Health Walnut Creek Medical Center, San Ramon Regional Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Surgeon?
Explore Surgeon with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Diane Kwan accepting new patients in Walnut Creek, CA?
Yes, Dr. Diane Kwan is accepting new patients at this time.
Does Dr. Diane Kwan offer online booking?
Please contact Dr. Kwan's office at (925) 338-8511 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Diane Kwan?
Please contact Dr. Kwan's office at (925) 338-8511 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Diane Kwan have?
Dr. Diane Kwan is certified by the American Board of Surgery.
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