Summary

Dr. Cheng-Yang Tuan treats type 2 diabetes mellitus, high cholesterol in children and teens, and hyperlipidemia, and performs remote patient monitoring, continuous glucose monitoring, and creatinine and creatinine clearance tests. He practices endocrinology, diabetes and metabolism, and internal medicine in San Francisco, California, and has 29 years of experience. He speaks Chinese, English, Spanish, and Tagalog.

Dr. Tuan earned his medical degree from New York University School of Medicine and completed his residency at Stanford University School of Medicine. He is affiliated with California Pacific Medical Center Mission Bernal Campus, California Pacific Medical Center Davies Campus, and CPMC Van Ness Campus. Patients on Vitals rate Dr. Tuan 3.86 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.9
  • 29 years of experience
  • speaks Chinese, English, Spanish, Tagalog
  • Stanford University School Of Medicine
  • 1 written review
  • 2 specialties
  • 15 areas of expertise
  • 3 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Cheng-Yang Christian Tuan has 4 locations

Chengyang Christian Tuan Md Medical Group

1580 Valencia St Ste 504San Francisco, CA 94110
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

Cpmc Van Ness Campus

1101 Van Ness AveSan Francisco, CA 94109

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Dr. Cheng-Yang Christian Tuan, MD
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Dr. Cheng-Yang Christian Tuan, MDDr. Leila Chaychi, MDGrace Eng, MDSoo Jeong Jung
Endocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismEndocrinology, Diabetes & MetabolismNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
4.7 
3.6 
0 
29 Years of Experience 25 Years of Experience 27 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Chinese, English, Spanish, Tagalog Speaks English, Persian Speaks Chinese, English, Spanish
San Francisco , CASan Carlos , CAEmeryville , CASan Leandro , CA
Med School: New York University School Of Medicine Med School: Iran University Of Medical Sciences Med School: University Of Michigan Medical School
Current Profile
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Insurance Plans Accepted by Dr. Cheng-Yang Christian Tuan

  • Accepts Medicare

Medical Specialties

Dr. Cheng-Yang Christian Tuan has the following 2 specialties

Specialty Expertise

Dr. Cheng-Yang Christian Tuan has the following 15 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Internal Medicine
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

29 Years Experience

Dr. Cheng-Yang Christian Tuan 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 Stanford University School Of Medicine.

Medical School

Graduated from New York University School Of Medicine in 1997.

NPI Number

Dr. Tuan's NPI number is 1891746129.

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Frequently Asked Questions

Where is Dr. Cheng-Yang Tuan's office located?
Dr. Cheng-Yang Tuan's office is located at 1580 Valencia St Ste 504, San Francisco, CA, 94110.
Does Dr. Cheng-Yang Tuan accept virtual/telehealth appointments?
Dr. Cheng-Yang Tuan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Cheng-Yang Tuan affiliated with?
Dr. Cheng-Yang Tuan is affiliated with California Pacific Medical Center Mission Bernal Campus, California Pacific Medical Center Davies Campus, and Cpmc Van Ness Campus.
Does Dr. Cheng-Yang Tuan accept my insurance?
You can see the insurance plans that Dr. Cheng-Yang Tuan accepts on their Vitals profile.
How can I make an appointment with Dr. Cheng-Yang Tuan?
You can find contact information for Dr. Cheng-Yang Tuan here on Vitals.

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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