Summary

With 31 years in internal medicine and gastroenterology, Dr. Yi Zheng treats hemorrhoids, GERD, and colon polyps, and performs colonoscopy, lower GI endoscopy, and laparoscopy. They are affiliated with Kaiser Permanente Vacaville Medical Center, Walnut Creek Medical Center, Kaiser Permanente Walnut Creek Medical Center, and Mercy Hospital of Folsom.

Dr. Zheng earned their medical degree from Tongji Medical University and sees patients in Walnut Creek and Danville, California. They speak Chinese and English. Patients on Vitals rate Dr. Zheng 4.69 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.7
  • 31 years of experience
  • speaks Chinese, English
  • TONGJI MEDICAL UNIVERSITY
  • 120 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 4 hospital affiliations
  • 7 office locations

Patients’ Perspective

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

Office Locations

Dr. Yi Zheng has 7 locations

Yi Zheng MD

2121 Ygnacio Valley Rd Ste E105Walnut Creek, CA 94598
Mon8:00 am - 8:00 pm
Tue8:00 am - 8:00 pm
Wed8:00 am - 8:00 pm
Thu8:00 am - 8:00 pm
Fri8:00 am - 8:00 pm
Sat9:00 am - 4:00 pm
Sun9:00 am - 4:00 pm

Dr. Yi Zheng

2121 Ygnacio Valley Rd Ste E105 Ste 7QWalnut Creek, CA 94598

Dr. Yi Zheng

2121 Ygnacio Valley Rd Ste E105 Rm AWalnut Creek, CA 94598

Walnut Creek Medical Center

1601 Ygnacio Valley RdWalnut Creek, CA 94598

Executive Surgery Center

1320 El Capitan Dr Ste 100Danville, CA 94526
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Premier Surgery Center

2222 East St Ste 200Concord, CA 94520
Mon6:00 am - 5:00 pm
Tue6:00 am - 5:00 pm
Wed6:00 am - 5:00 pm
Thu6:00 am - 5:00 pm
Fri6:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Yi Zheng, MDDr. Adewumi Bakare DMSc, PA-CDr. Alaa Hajal, MDDr. Argenis Curiel, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
0 
0 
0 
31 Years of Experience 15 Years of Experience 8 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Chinese, English Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) Speaks English, Spanish
Walnut Creek , CAMesquite , TXDiamond Bar , CAFresno , CA
Med School: TONGJI MEDICAL UNIVERSITY Med School: University of Lynchburg - DMSc Med School: University Of Damascus Faculty Of Medicine Med School: Universidad Autonoma De Guadalajara Facultad De Medicina
Current Profile
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Insurance Plans Accepted by Dr. Yi Zheng

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Yi Zheng has the following 2 specialties

Specialty Expertise

Dr. Yi Zheng has the following 11 areas of expertise

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

Certifications, License, & Education

31 Years Experience

Dr. Yi Zheng 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

Medical School

Graduated from TONGJI MEDICAL UNIVERSITY in 1998 and Tongji Medical University in 1995.

NPI Number

Dr. Zheng's NPI number is 1851622427.

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Frequently Asked Questions

Is Dr. Yi Zheng accepting new patients?
Dr. Yi Zheng is accepting new patients on Vitals. View Dr. Yi Zheng's profile on Vitals to make an appointment.
Which hospitals is Dr. Yi Zheng affiliated with?
Dr. Yi Zheng is affiliated with Kaiser Permanente Vacaville Medical Center, Walnut Creek Medical Center, Kaiser Permanente Walnut Creek Medical Center, and Mercy Hospital Of Folsom.
Does Dr. Yi Zheng accept my insurance?
You can see the insurance plans that Dr. Yi Zheng accepts on their Vitals profile.
Where is Dr. Yi Zheng's office located?
Dr. Yi Zheng's office is located at 2121 Ygnacio Valley Rd Ste E105, Walnut Creek, CA, 94598.
What languages does Dr. Yi Zheng speak?
Dr. Yi Zheng speaks Chinese and English.

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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