37 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Zhen, Gastroenterologist in Highland, CA?
Dr. Lida Zhen, MD is a Gastroenterologist, who primarily practices in Highland, CA. He has been practicing for over 37 years and is board certified. Dr. Zhen graduated from Jilin Medical College and completed his residency at Greater Baltimore Med Ctr, Internal Medicine. Dr. Zhen is fluent in English, and is currently seeing new patients. Dr. Zhen’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Zhen’s office at (909) 862-1191.
Where did Dr. Zhen go to medical school and complete their residency?
Residency: Greater Baltimore Med Ctr, Internal Medicine | Greater Baltimore Medical Center Program
Medical School: Norman Bethune University Of Med Sciences | Jilin Medical College | Medical Center Of Iran
Is Dr. Zhen board certified as a Gastroenterologist?
Yes, Dr. Lida Zhen, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Zhen speak?
Dr. Zhen and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. Zhen typically treat?
As a Gastroenterologist, Dr. Zhen 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. Zhen. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- Hemorrhoids
- Piles
- Swollen Veins in Anus
- Anal Lumps
ICD-10 Codes:
- K649: Unspecified hemorrhoids
Also known as:
- Rectal Bleeding
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Anal Bleeding
- Blood in Stool
- Lower GI Bleed
ICD-10 Codes:
- K625: Hemorrhage of anus and rectum
Also known as:
- Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Gastritis
- Inflamed stomach lining
- Stomach lining inflammation
ICD-10 Codes:
- K2970: Gastritis, unspecified, without bleeding
What procedures does a Gastroenterologist like Dr. Zhen typically perform?
As a Gastroenterologist, Dr. Zhen performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Zhen. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Esophageal Balloon Dilation
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Upper Endoscopy with Esophageal Dilation
- Flexible Esophagoscopy with Balloon
- EGD with Balloon Widening
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
Also known as:
- Upper Endoscopy with Stomach/Duodenum Dilation
- EGD with Dilation
- Esophageal Dilation
- Stomach Stricture Widening
- Duodenal Stricture Repair
CPT Codes:
- 43245: Esophagogastroduodenoscopy, flexible, transoral; with dilation of gastric/duodenal stricture(s) (eg, balloon, bougie)
Also known as:
- Esophageal Dilation (Bougie)
- Esophageal Widening
- Bougie Dilation of Esophagus
- Swallowing Tube Dilation
CPT Codes:
- 43450: Dilation of esophagus, by unguided sound or bougie, single or multiple passes
Does Dr. Zhen accept my insurance?
Dr. Zhen accepts most major insurance plans. Important: Please call our office at (909) 862-1191 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Zhen accept in Highland, CA?
Dr. Zhen in Highland, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene Corporation
CVS Health (formerly Aetna)
Inland Empire
Inland Empire Health Plan
Kaiser Permanente
OptumRx Administered Payer
Other Health Care Provider
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Zhen's office located?
What is Dr. Zhen's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Zhen's National Provider Identifier (NPI) number is 1942256581.
What common questions do patients ask about Dr. Zhen?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Zhen
What is Dr. Lida Zhen's specialty?
Dr. Zhen is a Gastroenterologist near Highland, CA.
What does a Gastroenterologist do?
An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs.
Is this Dr. Lida Zhen affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Zhen is affiliated with Arrowhead Regional Medical Center which is a Castle Connolly Top Hospital. 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
When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Gastroenterologist. Explore 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 Lida Zhen accepting new patients in Highland, CA?
Yes, Dr. Lida Zhen is accepting new patients at this time.
Does Dr. Lida Zhen offer online booking?
Please contact Dr. Zhen's office at (909) 862-1191 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Lida Zhen?
Please contact Dr. Zhen's office at (909) 862-1191 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Lida Zhen have?
Dr. Lida Zhen is certified by the American Board of Internal Medicine.
Other Gastroenterologist Near Highland, CA
CF
Gastroenterologist
Accepting patientsDr. Christopher Flannery, MD is a Gastroenterologist, who primarily practices in Murrieta, CA with 2 additional practice locations. He is board certified.
Murrieta, CA
KB
Gastroenterologist
Accepting patientsDr. Keisha Baldeosingh, MD is a Gastroenterologist, who primarily practices in San Bernardino, CA with 2 additional practice locations.
San Bernardino, CA
Gastroenterologist
Accepting patientsDr. Kumaravelu Balasubramaniam, MD is a Gastroenterologist, who primarily practices in Rialto, CA with 1 additional practice location.
Rialto, CA