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14 Best Gastroenterologists in San Diego: 14 Specialists to Compare

Choosing a gastroenterologist in San Diego starts with the reason for care: screening, digestive symptoms, liver concerns, a planned procedure, or a need for specialist evaluation. The selection includes physicians and clinics associated with colonoscopy, endoscopy, advanced digestive care, and nutrition support.

Before arranging an appointment, consider whether you need a consultation or procedure, how much explanation you want, and whether anxiety is part of the decision. Confirm the relevant procedure experience, preparation instructions, and follow-up process directly with the office.

Our method for this guide

Our ranking of gastroenterologists in San Diego is editorial. It combines public reputation, how focused each business is on this service and the information it gives about its work.

No business can pay to be included. Those already in the guide may buy extra visibility, and it is always shown.

Top 3Complete listMapHow to pick one

Browse 14 local options

GLocal business
#1

Goldklang Robert MD

4.942 reviews
9850 Genesee Ave #810, La Jolla, CA 92037, United States
Recommended for
Routine screening colonoscopyPatients seeking a thorough consultation

Robert Goldklang, MD is a San Diego gastroenterologist with dual board certification in internal medicine and gastroenterology. His training includes internal medicine at Columbia University, gastroenterology fellowship at UC San Diego, and a background in digestive disease prevention, diagnosis, and treatment.

The care experience centers on thorough questions, careful review of prior procedures, and a gentle, courteous manner supported by an attentive clinical team. The practice is a fit for routine screening and broader digestive health needs, with procedures such as colonoscopy and endoscopy available through its affiliated gastroenterology network.

Mohammed Saadi, MD, San Diego#2

Mohammed Saadi, MD

4.6143 reviews
9001 Grossmont Blvd #604, La Mesa, CA 91941, United States
Recommended for
Patients seeking digestive or liver carePreventive colonoscopy consultations

Mohammed Saadi, MD is a San Diego gastroenterologist focused on digestive and liver health, including GERD, IBS, IBD, and liver disease. The practice also handles preventive care such as colonoscopy and chronic digestive conditions, with an emphasis on explaining medical information in straightforward, reassuring language.

Dr. Saadi is board-certified and fellowship-trained at Mayo Clinic and Temple University. The clinical setting is described as clean and supportive, with clear preparation guidance and an efficient process for procedures. An appointment is required, and advance scheduling is recommended for consultations or screenings.

United Gastroenterologists, San Diego#3

United Gastroenterologists

4.835 reviews
4150 Regents Park Row Ste. 330, La Jolla, CA 92037, United States
Recommended for
Patients preparing for digestive proceduresPeople who value detailed explanations before treatment

United Gastroenterologists is a San Diego medical clinic within a broad multispecialty practice, with gastroenterology care supported by physicians, nurses, and administrative staff. The approach places importance on listening carefully, explaining symptoms and treatment methods, and helping patients understand what to expect from an examination or procedure.

Patients preparing for colonoscopy or other digestive care may appreciate the welcoming nursing support and detailed discussions provided during consultations. Appointments are required, and advance scheduling is recommended so the appropriate clinician and next steps are clear from the outset.

Michael A. Chang, MD, San Diego#4

Michael A. Chang, MD

5.010 reviews
9300 Campus Point Dr, La Jolla, CA 92037, United States
Recommended for
Patients seeking pancreatic, hepatobiliary, or advanced endoscopic care

Michael A. Chang, MD is a San Diego gastroenterologist with focused expertise in pancreatic and hepatobiliary disorders, endoscopic ultrasound, gastrointestinal cancer management, colonic polypectomy, and esophageal conditions. His work includes complex diagnostic and therapeutic endoscopy alongside more routine colonoscopy and upper endoscopy.

The care team places strong emphasis on safety, comfort, and clear explanations before and during procedures. A calm, compassionate approach can be especially helpful for patients who have experienced difficult procedures in the past or feel nervous about anesthesia. Appointments are required, and advance scheduling is recommended.

Andrew G. Mayer, MD, San Diego#5

Andrew G. Mayer, MD

4.558 reviews
9850 Genesee Ave #770, La Jolla, CA 92037, United States
Recommended for
Patients feeling anxious about colonoscopy or endoscopy

Andrew G. Mayer, MD and his team focus on making endoscopic care feel orderly, understandable, and comfortable from preparation through recovery. Colonoscopy and related procedures are explained step by step, with nursing and anesthesia staff contributing to a coordinated experience.

The office is noted for its cleanliness, organization, and attentive communication. Dr. Mayer’s calm bedside manner, patience, and occasional humor can be reassuring for people who feel nervous about a procedure, while returning patients may value the continuity of a familiar team. An appointment is required, and advance scheduling is recommended.

ELocal business
#6

Edward C. Paredez, MD

4.472 reviews
9850 Genesee Ave #770, La Jolla, CA 92037, United States
Recommended for
Patients with detailed questions about digestive carePeople seeking clear post-procedure explanations

Edward C. Paredez, MD is a San Diego gastroenterologist whose consultations emphasize patience, education, and clear answers. He is particularly suited to patients who arrive with detailed questions and want a careful explanation of their condition, procedure, or next step.

The clinical team provides courteous preparation and supportive aftercare for endoscopy and related procedures. Appointments are required, and advance scheduling is recommended. The practice can be a strong fit for patients who value a measured consultation and a doctor willing to discuss findings in understandable terms.

ALocal business
#7

Arthur W. Yan, MD

5.07 reviews
8008 Frost St Suite 200, San Diego, CA 92123, United States
Recommended for
Patients seeking an easy-to-discuss digestive care consultationPeople who want findings explained in plain language

Arthur W. Yan, MD provides gastroenterology care in San Diego with a consultation style built around listening, preparation, and clear explanations. He discusses procedures before they begin, answers questions directly, and reviews findings afterward so patients understand the next steps.

His approachable manner can suit people who want time to describe symptoms without feeling dismissed. The practice also supports follow-up planning when an initial examination does not fully explain discomfort. Appointments are recommended in advance, particularly for procedures with limited availability.

Alayo Erick H MD, San Diego#8

Alayo Erick H MD

4.2385 reviews
587 3rd Ave, Chula Vista, CA 91910, United States
Recommended for
Patients needing advanced endoscopic proceduresPeople seeking digestive care with nutrition support

Erick H. Alayo, MD provides gastroenterology, endoscopic, weight-loss, and nutritional services in the San Diego area. The clinical offering includes colonoscopy, upper endoscopy, ERCP, endoscopic ultrasound, capsule endoscopy, hemorrhoid banding, and gastric balloon placement.

The practice combines procedural care with a supportive staff that helps patients feel prepared and comfortable, particularly when anxiety or needle concerns are involved. Dr. Alayo also works with a registered dietitian, creating a broader digestive-health and nutrition focus. Appointments are required, and scheduling ahead is recommended.

Franklin Tsai, MD, San Diego#9

Franklin Tsai, MD

4.58 reviews
10666 N Torrey Pines Rd, La Jolla, CA 92037, United States
Recommended for
Patients seeking esophageal or reflux-focused gastroenterologyPeople who value responsive follow-up and prevention guidance

Franklin Tsai, MD is a San Diego gastroenterologist focused on disorders of the digestive tract, with a particular interest in Barrett’s esophagus and esophageal dysplasia. His practice also addresses common gastroenterology concerns such as reflux and provides endoscopic evaluation when appropriate.

The consultation style is notably responsive and prevention-minded, with careful follow-up, clear explanations, and practical guidance about ongoing care. Patients who prefer a physician who listens closely and communicates promptly may find this approach especially appealing. Appointments are recommended in advance.

SLocal business
#10

San Diego Advanced Gastroenterology Associates

4.58 reviews
9001 Grossmont Blvd #604, La Mesa, CA 91941, United States
Recommended for
Patients seeking digestive or liver carePreventive screening and colonoscopy consultations

San Diego Advanced Gastroenterology Associates provides digestive and liver care in a clinical setting led by board-certified gastroenterologist Mohammed Saadi, MD. Services cover preventive screening such as colonoscopy as well as the management of GERD, IBS, IBD, liver disease, and other chronic digestive concerns.

The practice emphasizes transparent, plain-language communication, helping patients understand possible treatment paths and what a procedure involves. A professional office team supports preparation and follow-up, with appointments recommended in advance for consultations and screenings.

Jill Lane, MD, San Diego#11

Jill Lane, MD

4.36 reviews
10666 N Torrey Pines Rd, La Jolla, CA 92037, United States

Jill Lane, MD is a San Diego gastroenterologist with training in internal medicine, gastroenterology, and hepatology. Her clinical approach emphasizes listening closely to a patient’s history, explaining procedures thoroughly, and building a clear plan for future evaluation and care.

She can be a strong fit for patients seeking thoughtful management of reflux and other digestive concerns, as well as those preparing for a first colonoscopy. Dr. Lane is described as compassionate and attentive during consultations, with a calm bedside manner that helps reduce procedure-related anxiety. Appointments are recommended in advance.

Derek Patel, MD, San Diego#12

Derek Patel, MD

4.36 reviews
200 W Arbor Dr, San Diego, CA 92103, United States
Recommended for
Patients seeking a gastroenterologist with a reassuring bedside manner

Derek Patel, MD is a San Diego gastroenterologist known for a calm, kind, and professional approach to conversations that can otherwise feel uncomfortable. His care centers on clear communication, patience, and helping patients feel at ease during medical discussions.

Appointments are recommended, making advance planning important for new or returning patients. The practice also provides restroom facilities for added convenience during a visit.

Suresh Pola, MD, San Diego#13

Suresh Pola, MD

4.19 reviews
5893 Copley Dr, San Diego, CA 92111, United States
Recommended for
Patients managing chronic digestive conditionsKaiser Permanente members seeking gastroenterology care

Suresh Pola, MD is a San Diego gastroenterologist within Kaiser Permanente whose care focuses on listening carefully, evaluating digestive concerns, and working through treatment options with the patient. His approach is particularly relevant for people managing ongoing conditions such as Crohn’s disease or other complex gastrointestinal problems.

The consultation style combines clinical knowledge with attention to patient concerns and comfort. Appointments are recommended in advance, and the appropriate scheduling pathway may depend on Kaiser Permanente coverage and care arrangements.

Sonia Ramamoorthy, MD, FACS, FASCRS, San Diego#14

Sonia Ramamoorthy, MD, FACS, FASCRS

4.116 reviews
4303 La Jolla Village Dr Ste 2110, San Diego, CA 92122, United States
Recommended for
Patients needing colorectal surgical evaluationPeople seeking specialist IBD or colorectal cancer care

Sonia Ramamoorthy, MD, FACS, FASCRS is a San Diego specialist in colorectal cancer, colorectal surgery, inflammatory bowel disease, diverticulitis, and related conditions. Her surgical focus includes laparoscopic and robotic approaches, as well as care for anal and rectal disorders.

The practice is suited to patients seeking specialist evaluation for complex colorectal concerns or treatment planning. A caring, highly experienced clinical team supports patients through major procedures and recovery, while appointments are required and should be arranged well ahead for specialist care.

How the options stack up

#BusinessRatingReviewsRecommended for
#1Goldklang Robert MD 4.942Routine screening colonoscopy
#2Mohammed Saadi, MD 4.6143Patients seeking digestive or liver care
#3United Gastroenterologists 4.835Patients preparing for digestive procedures
#4Michael A. Chang, MD 5.010Patients seeking pancreatic, hepatobiliary, or advanced endoscopic care
#5Andrew G. Mayer, MD 4.558Patients feeling anxious about colonoscopy or endoscopy
#6Edward C. Paredez, MD 4.472Patients with detailed questions about digestive care
#7Arthur W. Yan, MD 5.07Patients seeking an easy-to-discuss digestive care consultation
#8Alayo Erick H MD 4.2385Patients needing advanced endoscopic procedures
#9Franklin Tsai, MD 4.58Patients seeking esophageal or reflux-focused gastroenterology
#10San Diego Advanced Gastroenterology Associates 4.58Patients seeking digestive or liver care
#11Jill Lane, MD 4.36—
#12Derek Patel, MD 4.36Patients seeking a gastroenterologist with a reassuring bedside manner
#13Suresh Pola, MD 4.19Patients managing chronic digestive conditions
#14Sonia Ramamoorthy, MD, FACS, FASCRS 4.116Patients needing colorectal surgical evaluation

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Map of gastroenterologists across San Diego

No verified neighborhoods are supplied for this selection, so compare each practice by its consultation or procedure location rather than assuming where digestive specialists are concentrated. Travel convenience matters when preparation, sedation, or follow-up is involved. Ask whether the initial visit and procedure take place at the same site, and plan transportation if sedation may be used.

What each one offers

  • Colonoscopy consultationsPlanning and discussion for preventive or routine screening colonoscopy.
  • Endoscopy preparationGuidance before digestive procedures, including what to expect and how to prepare.
  • Advanced endoscopic careEvaluation for patients who may need more specialized endoscopic procedures.
  • Liver careDigestive and liver-focused consultations for patients seeking targeted evaluation.
  • Pancreatic and hepatobiliary careSpecialist attention for pancreatic or hepatobiliary concerns.
  • Nutrition supportDigestive care that incorporates nutrition guidance where appropriate.
  • Post-procedure explanationsClear discussion of findings and next steps after digestive procedures.

Choosing gastroenterologists in San Diego

  1. Match the visit to your needWhen scheduling, state whether you need screening, symptom evaluation, liver care, or discussion of a procedure.
  2. Ask who performs the procedureConfirm which physician handles the colonoscopy or endoscopy and where the procedure will take place.
  3. Request clear preparation detailsAsk when instructions arrive, which medicines need review, and whom to contact if preparation causes problems.
  4. Discuss sedation and transportFind out what sedation options are used and arrange a responsible adult if you will not be able to drive afterward.
  5. Clarify follow-up communicationAsk how findings are explained, when results are discussed, and how additional questions are handled.

Frequent questions

What does a gastroenterologist treat?

Gastroenterologists evaluate conditions involving the digestive system, including the esophagus, stomach, intestines, liver, pancreas, and biliary system. The appropriate specialist depends on your symptoms, screening needs, or planned procedure, so describe the reason for your visit when making an appointment.

How should I prepare for a colonoscopy consultation?

Bring a list of medicines, relevant medical records, prior procedure details, and your questions about screening or symptoms. A consultation is different from the procedure itself, so ask the office when preparation instructions will be provided and what information they need first.

What if I feel anxious about an endoscopy?

Mention the anxiety when booking rather than waiting until the appointment. Ask how the team explains the procedure, what sedation is available, how recovery works, and who must accompany you afterward if you receive medication that affects driving.

When should I ask about nutrition support?

Nutrition support may be useful when digestive symptoms, liver concerns, or treatment planning involve diet changes. Ask whether nutrition guidance is provided within the practice or through a referral, and clarify whether it is part of the initial consultation or a separate visit.

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