RF
21 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Frederick, Gastroenterologist in Reno, NV?
Dr. Richard Frederick, MD is a Gastroenterologist, who primarily practices in Reno, NV. He has been practicing for over 21 years and is board certified. Dr. Frederick graduated from New York Medical College. Dr. Frederick is fluent in English and Spanish, and is currently seeing new patients. Dr. Frederick’s practice accepts Kaiser Permanente, Medicaid, Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Frederick’s office.
What are Areas of Expertise for Dr. Frederick?
Dr. Richard Frederick, MD is a highly-rated, board-certified Gastroenterologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Frederick empowers patients to confidently navigate their health journey, specializing in Chronic Liver Disease, Hepatology, Liver Disease, Transplant Medicine-Liver, and comprehensive wellness support. Serving the Reno, NV community, Dr. Frederick is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Frederick go to medical school and complete their residency?
Medical School: New York Medical College
Is Dr. Frederick board certified as a Gastroenterologist?
Yes, Dr. Richard Frederick, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Frederick speak?
Dr. Frederick and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Gastroenterologist like Dr. Frederick typically treat?
As a Gastroenterologist, Dr. Frederick 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. Frederick. 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:
- Cirrhosis
- Cryptogenic cirrhosis
- Liver scarring
- End-stage liver disease
- Chronic liver failure
ICD-10 Codes:
- K7469: Other cirrhosis of liver
Also known as:
- Chronic Hepatitis B
- Hepatitis B
- Long-term Hepatitis B
- Persistent Hepatitis B
- Hep B
ICD-10 Codes:
- B181: Chronic viral hepatitis B without delta-agent
Also known as:
- Liver Transplant Complication
- Liver Transplantation
- Liver Transplant
- Hepatic Transplant Complication
- Liver Graft Problem
- Post-Liver Transplant Issue
ICD-10 Codes:
- T8640: Unspecified complication of liver transplant
What procedures does a Gastroenterologist like Dr. Frederick typically perform?
As a Gastroenterologist, Dr. Frederick 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. Frederick. 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 Upper Endoscopy with Biopsy
- Upper Endoscopy with Varices Banding
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- EGD with Band Ligation
- Esophageal Varices Banding
- Gastric Varices Treatment
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 43244: Esophagogastroduodenoscopy, flexible, transoral; with band ligation of esophageal/gastric varices
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:
- Abdominal Fluid Drainage with Imaging Guidance
- Guided Abdominal Paracentesis
- Ascites Drainage with Ultrasound
- Fluid Removal from Belly
CPT Codes:
- 49083: Abdominal paracentesis (diagnostic or therapeutic); with imaging guidance
Also known as:
- Liver Biopsy (Needle)
- Percutaneous liver biopsy
- Needle liver sample
- Liver tissue biopsy
- Liver needle aspiration
CPT Codes:
- 47000: Biopsy of liver, needle; percutaneous
Also known as:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
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
Does Dr. Frederick accept my insurance?
Dr. Frederick accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Frederick accept in Reno, NV?
Dr. Frederick in Reno, NV accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
BCBS Unspecified
Blue Shield of California
CVS Health (formerly Aetna)
Medicare
Molina Healthcare
State of California
Sutter Health
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Frederick's office located?
What is Dr. Frederick's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Frederick's National Provider Identifier (NPI) number is 1720009160.
What common questions do patients ask about Dr. Frederick?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Frederick
What is Dr. Richard Frederick's specialty?
Dr. Frederick is a Gastroenterologist near Reno, NV.
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. Richard Frederick affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Frederick is affiliated with California Pacific Medical Center - Van Ness Campus 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 Richard Frederick accepting new patients in Reno, NV?
Yes, Dr. Richard Frederick is accepting new patients at this time.
Does Dr. Richard Frederick offer online booking?
Please contact Dr. Frederick's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Richard Frederick?
Please contact Dr. Frederick's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Richard Frederick have?
Dr. Richard Frederick is certified by the American Board of Internal Medicine.
Other Gastroenterologist Near Reno, NV

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Dr. Dennis Yamamoto, MD is a Gastroenterologist, who primarily practices in Reno, NV. He has been practicing for over 41 years and is board certified.
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Dr. George Vagujhelyi, MD is a Gastroenterologist, who primarily practices in Reno, NV. He is board certified.
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Dr. Sam Moses Nourani, MD is a Gastroenterologist, who primarily practices in Reno, NV. He is board certified.
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Connect with DR. Frederick
670 Sierra Rose Dr
Reno, NV 89511