Summary

Dr. Mark Tsuchiyose treats high cholesterol in children and teens, nonalcoholic fatty liver disease, and diabetes mellitus, and performs lower GI endoscopy, colonoscopy, and upper GI endoscopy. He has practiced gastroenterology for 43 years and is affiliated with Seton Medical Center.

Dr. Tsuchiyose earned his medical degree from the Keck School of Medicine of the University of Southern California and completed his residency at LAC USC Medical Center. He sees patients in Daly City, California. Patients on Vitals rate Dr. Tsuchiyose 4.59 out of 5.

Overview based on verified provider data

Quick Facts

  • 4.6
  • 43 years of experience
  • 38 insurance plans accepted
  • speaks English
  • Lac Usc Medical Center
  • 10 written reviews
  • 1 specialty
  • 12 areas of expertise
  • 1 hospital affiliation
  • 1 office location

Patients’ Perspective

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

Office Location

Dr. Mark Tsuchiyose

1850 Sullivan Ave Ste 420Daly City, CA 94015

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Dr. Mark Tsuchiyose, MDDr. Aparna GoelMounzer Al Samman, MDDr. Sarah Streett
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
4.6 
0 
4 
4.2 
43 Years of Experience 17 Years of Experience 39 Years of Experience 35 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English, Spanish Speaks English, Spanish
Daly City , CAPalo Alto , CAVacaville , CAStanford , CA
Med School: Keck School Of Medicine Of The University Of Southern California Med School: Sidney Kimmel Medical College At Thomas Jefferson University Med School: University Of Aleppo Faculty Of Medicine Med School: Johns Hopkins University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mark Tsuchiyose

  • Aetna
  • Aetna - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Blue Cross Blue Shield of Oklahoma
  • Blue Cross Blue Shield of Texas
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • Chinese Community Health Plan
  • Cigna
  • Contra Costa Health Plan
  • Health Net
  • Health Net - HMO
  • Health Plan of San Mateo
  • Health Plan of San Mateo - HMO
  • Health Plan of San Mateo - Medicaid
  • Health Plan of San Mateo - Medicare (Advantage HMO)
  • Horizon Blue Cross Blue Shield of New Jersey
  • Imperial Health Plan of California
  • Kaiser Permanente
  • Medical Mutual
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Mercy Care
  • Meritain Health
  • Meritain Health - PPO
  • PreferredOne
  • Premera Blue Cross
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • Wellcare

Medical Specialties

Dr. Mark Tsuchiyose has the following specialty

Specialty Expertise

Dr. Mark Tsuchiyose has the following 12 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis
  • Viral Human Hepatitis

Certifications, License, & Education

43 Years Experience

Dr. Mark Tsuchiyose holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2026.

Education & Training

Residency

Completed their residency at Lac Usc Medical Center.

Medical School

Graduated from Keck School Of Medicine Of The University Of Southern California in 1983.

NPI Number

Dr. Tsuchiyose's NPI number is 1063412195.

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Frequently Asked Questions

Is Dr. Mark Tsuchiyose accepting new patients?
Dr. Mark Tsuchiyose has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. Mark Tsuchiyose's office located?
Dr. Mark Tsuchiyose's office is located at 1850 Sullivan Ave Ste 420, Daly City, CA, 94015.
Does Dr. Mark Tsuchiyose accept virtual/telehealth appointments?
Dr. Mark Tsuchiyose has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Mark Tsuchiyose accept my insurance?
You can see the insurance plans that Dr. Mark Tsuchiyose accepts on their Vitals profile.
Which hospitals is Dr. Mark Tsuchiyose affiliated with?
Dr. Mark Tsuchiyose is affiliated with Seton Medical Center.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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