21 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Gunawan, Internist in Downey, CA?
Dr. Basuki Gunawan, MD is an Internist, who primarily practices in Downey, CA with 1 additional practice location. He has been practicing for over 21 years and is board certified. Dr. Gunawan graduated from University of Sydney and completed his residency at Cleveland Clinic Fndn, Internal Medicine. Dr. Gunawan is fluent in English, and is currently seeing new patients. Dr. Gunawan’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Gunawan’s office at (562) 657-4292.
Where did Dr. Gunawan go to medical school and complete their residency?
Residency: Cleveland Clinic Fndn, Internal Medicine
Medical School: University of Sydney
Is Dr. Gunawan board certified as an Internist?
Yes, Dr. Basuki Gunawan, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Gunawan speak?
Dr. Gunawan and their clinical team can communicate with patients in the following languages:
English
What conditions does an Internist like Dr. Gunawan typically treat?
As an Internist, Dr. Gunawan 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. Gunawan. 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:
- General Health Screening
- Other Digestive System Screening
- Health Screening
- Routine Check-up
- Preventive Health Exam
- Wellness Screening
- Digestive Health Check
- Gastrointestinal Disorder Screening
- Bowel Screening
ICD-10 Codes:
- Z139: Encounter for screening, unspecified
- Z13818: Encounter for screening for other digestive system disorders
Also known as:
- Fatty Liver Disease
- Liver Disease
- Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
- Nonalcoholic Fatty Liver Disease & NASH in Children
- NAFLD
- NASH
- Hepatic steatosis
ICD-10 Codes:
- K760: Fatty (change of) liver, not elsewhere classified
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:
- Cirrhosis
- Liver scarring
- End-stage liver disease
- Chronic liver failure
ICD-10 Codes:
- K7460: Unspecified cirrhosis of liver
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:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
What procedures does an Internist like Dr. Gunawan typically perform?
As an Internist, Dr. Gunawan 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. Gunawan. 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:
- Liver Elastography
- Elastography
- FibroScan
- Liver stiffness test
- Shear wave elastography
CPT Codes:
- 91200: Liver elastography, mechanically induced shear wave (eg, vibration), without imaging, with interpretation and report
Also known as:
- Wireless Esophageal pH Test
- Esophageal pH Test
- Bravo pH Test
- Esophageal Reflux Monitoring
- Acid Reflux Test
CPT Codes:
- 91035: Esophagus, gastroesophageal reflux test; with mucosal attached telemetry pH electrode placement, recording, analysis and interpretation
Also known as:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Also known as:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
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:
- Gastrostomy Tube Replacement
- G-tube Change
- Percutaneous Gastrostomy Tube Exchange
- Stomach Feeding Tube Replacement
CPT Codes:
- 43762: Replacement of gastrostomy tube, percutaneous, includes removal, when performed, without imaging or endoscopic guidance; not requiring revision of gastrostomy tract
Does Dr. Gunawan accept my insurance?
Dr. Gunawan accepts most major insurance plans. Important: Please call our office at (562) 657-4292 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Gunawan accept in Downey, CA?
Dr. Gunawan in Downey, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
All Other Third Party
AllCare Health
City of Los Angeles
Kaiser Permanente
Medicare
Other Health Care Provider
Other Provider Networks
Preferred IPA
Unknown
View All Insurances
Where is Dr. Gunawan's office located?
What is Dr. Gunawan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Gunawan's National Provider Identifier (NPI) number is 1346352473.
What common questions do patients ask about Dr. Gunawan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Gunawan
What is Dr. Basuki Gunawan's specialty?
Dr. Gunawan is a Internist near Downey, CA.
What does an Internist do?
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Is this Dr. Basuki Gunawan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Gunawan is affiliated with Kaiser Permanente Los Angeles Medical Center, Kaiser Permanente Baldwin Park Medical Center, Pih Health Whittier Hospital, Kaiser Permanente Orange County - Anaheim Medical Center, Kaiser Permanente West Los Angeles Medical Center, Kaiser Permanente South Bay 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
When to see an Internist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Internist. 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 Basuki Gunawan accepting new patients in Downey, CA?
Yes, Dr. Basuki Gunawan is accepting new patients at this time.
Does Dr. Basuki Gunawan offer online booking?
Please contact Dr. Gunawan's office at (562) 657-4292 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Basuki Gunawan?
Please contact Dr. Gunawan's office at (562) 657-4292 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Basuki Gunawan have?
Dr. Basuki Gunawan is certified by the American Board of Internal Medicine.
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