RP
41 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Peterson, Gastroenterologist in Oakland, CA?
Dr. Ralph Peterson, MD is a Gastroenterologist, who primarily practices in Oakland, CA with 1 additional practice location. He has been practicing for over 41 years. Dr. Peterson graduated from Howard Univ College of Medicine and completed his residency at Dc Gen Hosp, Gastroenterology; Dc Gen Hosp, Internal Medicine. Dr. Peterson is fluent in English and Spanish, and is currently seeing new patients. Dr. Peterson’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Peterson’s office at (510) 562-7467.
Where did Dr. Peterson go to medical school and complete their residency?
Residency: Dc Gen Hosp, Gastroenterology; Dc Gen Hosp, Internal Medicine | Saint Elizabeths Hospital-DC Department of Behavioral Health Program
Medical School: Howard Univ Coll of Med, Washington Dc | Howard Univ College of Medicine
What languages does Dr. Peterson speak?
Dr. Peterson and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does a Gastroenterologist like Dr. Peterson typically treat?
As a Gastroenterologist, Dr. Peterson 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. Peterson. 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:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
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:
- Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Gastritis
- Inflamed stomach lining
- Stomach lining inflammation
ICD-10 Codes:
- K2900: Acute gastritis without bleeding
Also known as:
- Chronic Hepatitis C
- Hepatitis C
- Long-term Hepatitis C
- Persistent Hepatitis C
- Hep C
ICD-10 Codes:
- B182: Chronic viral hepatitis C
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
What procedures does a Gastroenterologist like Dr. Peterson typically perform?
As a Gastroenterologist, Dr. Peterson 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. Peterson. 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:
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 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
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:
- Flexible Sigmoidoscopy
- Colorectal Cancer Screening Tests
- Sigmoidoscopy
- Lower colon exam
- Flexible colon scope
- Rectum and lower colon check
CPT Codes:
- 45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
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. Peterson accept my insurance?
Dr. Peterson accepts most major insurance plans. Important: Please call our office at (510) 562-7467 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Peterson accept in Oakland, CA?
Dr. Peterson in Oakland, 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)
Elevance Health Inc. (formerly Anthem)
Hill Physicians Medical Group
Imperial Health Holdings
Medicaid
Other TPA
State of California
Unknown
View All Insurances
Where is Dr. Peterson's office located?
Dr. Ralph Peterson's Primary Practice
10520 MacArthur Blvd
Oakland, CA 94605
(510) 562-7467
What is Dr. Peterson's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Peterson's National Provider Identifier (NPI) number is 1851311104.
What common questions do patients ask about Dr. Peterson?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Peterson
What is Dr. Ralph Peterson's specialty?
Dr. Peterson is a Gastroenterologist near Oakland, 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. Ralph Peterson affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Peterson is affiliated with Mercy General Hospital 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 Ralph Peterson accepting new patients in Oakland, CA?
Yes, Dr. Ralph Peterson is accepting new patients at this time.
Does Dr. Ralph Peterson offer online booking?
Please contact Dr. Peterson's office at (510) 562-7467 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Ralph Peterson?
Please contact Dr. Peterson's office at (510) 562-7467 for information regarding telehealth appointment availability or for scheduling assistance.
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