RP
41 Years of Experience
Accepting patients
Who is Dr. Peterson, Gastroenterologist in Oakland, CA?
Dr. Ralph Peterson, MD is a Gastroenterologist, who primarily practices in Oakland, CA. He has been practicing for over 41 years and is board certified. 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 Dr. Peterson 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.
Also known as:
- Upper Middle Abdominal Pain
- Pain in Lower Left Abdomen
- Right Upper Abdominal Pain
- Right Lower Abdominal Pain
- Abdominal Pain
- Pelvic Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
- Left lower quadrant pain
- Pain in left side of belly
- Left side abdominal discomfort
- RUQ pain
- Pain in upper right stomach
- Right upper belly pain
- Pain in lower right belly
- RLQ pain
- Right-sided lower abdominal discomfort
ICD-10 Codes:
- R1013: Epigastric pain
- R1032: Left lower quadrant pain
- R1011: Right upper quadrant pain
- R1031: Right lower quadrant pain
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
- GI Bleeding
- Internal Digestive Bleeding
- Digestive Tract Hemorrhage
ICD-10 Codes:
- K921: Melena
- K922: Gastrointestinal hemorrhage, unspecified
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:
- 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:
- 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:
- 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:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- GERD with Esophagitis
- Acid Reflux
- Eosinophilic Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Large Intestine Diverticulosis
- Diverticulosis and Diverticulitis
- Diverticular Disease
- Colon Diverticula
- Pockets in the Colon
ICD-10 Codes:
- K5730: Diverticulosis of large intestine without perforation or abscess without bleeding
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:
- Hemorrhoids
- Piles
- Anal veins
- Swollen rectal veins
ICD-10 Codes:
- K648: Other hemorrhoids
Also known as:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Benign Sigmoid Colon Polyp
- Benign Tumor
- Colonic Polyps
- Non-cancerous sigmoid colon growth
- Sigmoid colon adenoma
- Sigmoid colon benign tumor
ICD-10 Codes:
- D125: Benign neoplasm of sigmoid colon
Also known as:
- Abdominal Bloating
- Gas
- Gas in the Digestive Tract
- Bloated Stomach
- Swollen Belly
- Gaseous Distension
ICD-10 Codes:
- R140: Abdominal distension (gaseous)
Also known as:
- Irritable Bowel Syndrome with Mixed Symptoms
- Irritable Bowel Syndrome
- Irritable Bowel Syndrome (IBS)
- IBS-M
- Spastic Colon with Mixed Symptoms
- Functional Bowel Disorder
ICD-10 Codes:
- K582: Mixed irritable bowel syndrome
Which procedures does Dr. Peterson perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. Ralph Peterson may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
For detailed information, please contact Dr. Peterson's office.
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
Alameda Alliance
All Other Third Party
Centene
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Imperial Health Plan (CA)
Other Health Care Provider
Other TPA
San Francisco Health Plan
State of California
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. 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. Contact Dr. Peterson to book an appointment today.
Is this Dr. Ralph Peterson affiliated with a ranked Castle Connolly Top Hospital?
No, Peterson is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals 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 Gastroenterologist?
Explore Gastroenterologist 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 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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