4.5
6 Ratings with 1 written Review
Summary
With 36 years in internal medicine, Dr. Kwan Tan treats high cholesterol in children and teens, hyperlipidemia, and type 2 diabetes mellitus. He speaks Chinese and Spanish and sees patients in Fountain Valley, California, where he is affiliated with UCI Health Fountain Valley, UCI Health Los Alamitos, UCI Health Lakewood, West Anaheim Medical Center, La Palma Intercommunity Hospital, College Hospital Costa Mesa, and Orange Coast Memorial Medical Center. Dr. Tan completed his residency at Loma Linda University Medical Center. Patients on Vitals rate Dr. Tan 4.5 out of 5.
Overview based on verified provider data
Quick Facts
- accepting new patients
- 36 years of experience
- speaks Chinese, Spanish
- Loma Linda University Medical Center
- 1 written review
- 1 specialty
- 7 areas of expertise
- 7 hospital affiliations
- 1 office location
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Location
Joshua Medical Group
11100 Warner Ave Ste 118Fountain Valley, CA 92708 Tel: (714) 887-9800
Mon8:30 am - 12:00 pm
TueClosed
Wed8:30 am - 12:00 pm
ThuClosed
Fri8:30 am - 12:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
 |  |  |  |
| Dr. Kwan Toh Tan, MD | Karthikeyan Viswanathan, DO | Dr. Rajmeet Kaur Mann, MD | Dr. Adewumi Bakare DMSc, PA-C |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 36 Years of Experience | 12 Years of Experience | 8 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks Chinese, Spanish | Speaks English, Tamil | Speaks English | Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) |
| Fountain Valley , CA | Palo Alto , CA | Rocklin , CA | Mesquite , TX |
| Med School: Oral Roberts University School Of Medicine | Med School: Bassett Medical Center - Cooperstown, New York | Med School: American University Of Antigua College Of Medicine | Med School: University of Lynchburg - DMSc |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Kwan Toh Tan
Medical Specialties
Dr. Kwan Toh Tan has the following specialty
Specialty Expertise
Dr. Kwan Toh Tan has the following 7 areas of expertise
Certifications, License, & Education
36 Years Experience
Dr. Kwan Toh Tan 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 Loma Linda University Medical Center.
Medical School
Graduated from Oral Roberts University School Of Medicine in 1990.
NPI Number
Dr. Tan's NPI number is 1013099746.
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Frequently Asked Questions
- Does Dr. Kwan Tan accept my insurance?
- You can see the insurance plans that Dr. Kwan Tan accepts on their Vitals profile.
- Is Dr. Kwan Tan accepting new patients?
- Dr. Kwan Tan is accepting new patients on Vitals. View Dr. Kwan Tan's profile on Vitals to make an appointment.
- Which hospitals is Dr. Kwan Tan affiliated with?
- Dr. Kwan Tan is affiliated with Uci Health Los Alamitos, West Anaheim Medical Center, Uci Health Lakewood, La Palma Intercommunity Hospital, Uci Health Fountain Valley, College Hospital Costa Mesa, and Orange Coast Memorial Medical Center.
- How can I make an appointment with Dr. Kwan Tan?
- You can find contact information for Dr. Kwan Tan here on Vitals.
- What languages does Dr. Kwan Tan speak?
- Dr. Kwan Tan speaks Chinese and Spanish.
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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