Summary

Dr. John Clarke specializes in gastroenterology, focusing on digestive system disorders and related conditions. They earned their medical degree from Columbia University College of Physicians & Surgeons and bring 27 years of clinical experience to their practice. Their extensive background enables them to diagnose and treat complex digestive health issues with expertise developed over nearly three decades of patient care.

Dr. Clarke practices at The Johns Hopkins Hospital and sees patients in Palo Alto, California. They commonly treat conditions such as GERD, difficulty swallowing, and esophagitis. Their procedural expertise includes performing pathology tests, surgical pathology, and kidney transplant biopsies. Patients have given Dr. Clarke an average rating of 4.4 out of 5, reflecting their satisfaction with the care they receive.

AI-generated from data on this provider profile.

Office Location

Dr. John Clarke

900 Blake Wilbur DrPalo Alto, CA 94304

Quick Facts

  • accepting new patients
  • 4.4
  • 27 years of experience
  • 78 insurance plans accepted
  • Columbia University College Of Physicians & Surgeons
  • 3 written reviews
  • 1 specialty
  • 15 areas of expertise
  • 3 board certifications
  • 1 hospital affiliation
  • 1 office location

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Insurance Plans Accepted by Dr. John Clarke

  • AARP
  • AARP - Medicare
  • Aetna
  • Aetna - HMO
  • Aetna - Medicare
  • Affinity Health Plan
  • Alameda Alliance for Health
  • Alameda Alliance for Health - Medicaid (Managed)
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AllCare Health
  • AllCare Health - IPA
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • BLUE CROSS of CALIFORNIA - Medicaid (Managed)
  • BLUE CROSS of CALIFORNIA - Medicare
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Blue Shield of California - Medicare
  • Brand New Day
  • Brand New Day - Medicare
  • Central California Alliance for Health
  • Central California Alliance for Health - Medicaid (Managed)
  • CHAMPVA
  • Cigna
  • Contra Costa Health Plan
  • Contra Costa Health Plan - Medicaid (Managed)
  • Health Net
  • Health Net - HMO
  • Health Net - Medicaid (Managed)
  • Health Net - Medicare
  • Health Plan of San Joaquin - Medicaid (Managed)
  • Health Plan of San Mateo
  • Health Plan of San Mateo - Medicaid
  • Health Plan of San Mateo - Medicaid (Managed)
  • Health Plan of San Mateo - Medicare
  • Hometown Health
  • Hometown Health - Medicare
  • Humana
  • Humana - Medicare
  • Imperial Health Plan of California
  • Kaiser Permanente
  • Kaiser Permanente - HMO
  • Kaiser Permanente - Medicaid
  • Kaiser Permanente - Medicaid (Managed)
  • L.A. Care Health Plan
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (Managed)
  • Nippon Life Benefits
  • Optum Health
  • Partnership HealthPlan of California
  • Premera Blue Cross
  • Santa Clara Family Health Plan
  • Santa Clara Family Health Plan - Medicaid (Managed)
  • SCAN Health Plan
  • SCAN Health Plan - Medicare
  • Stanford Health Care Advantage
  • Tricare
  • Tricare - Medicare
  • Triwest Healthcare Alliance
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare Oxford
  • Valley Health Plan
  • Valley Health Plan - HMO
  • Valley Health Plan - Medicaid (Managed)
  • Wellcare
  • Western Health Advantage - HMO

Medical Specialties

Dr. John Clarke has the following specialty

Specialty Expertise

Dr. John Clarke has the following 15 areas of expertise

  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Check-up
  • Constipation
  • Gastroparesis
  • Heartburn
  • Hepatitis B
  • Hepatitis C
  • Immunization
  • Irritable Bowel Syndrome (IBS)
  • Physical
  • Portal Hypertension
  • Ulcerative Colitis
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

27 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Medical School

Columbia University College Of Physicians & SurgeonsGraduated in 1999

Other Providers at Stanford Health Care

Frequently Asked Questions

Does Dr. John Clarke accept my insurance?
You can see the insurance plans that Dr. John Clarke accepts on their Vitals profile.
Is Dr. John Clarke accepting new patients?
Dr. John Clarke is accepting new patients on Vitals. View Dr. John Clarke's profile on Vitals to make an appointment.
How can I make an appointment with Dr. John Clarke?
You can find contact information for Dr. John Clarke here on Vitals.
Where is Dr. John Clarke's office located?
Dr. John Clarke's office is located at 900 Blake Wilbur Dr, Palo Alto, CA, 94304.
Which hospitals is Dr. John Clarke affiliated with?
Dr. John Clarke is affiliated with The Johns Hopkins Hospital.

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