Tien Sy Dong, M.D., PH.D.
Gastroenterology Internal Medicine
Tien Sy Dong is a Gastroenterology Internal Medicine specialist based in Santa Monica, CA with over 14 years of clinical experience. Offers virtual telehealth visits.
Tien Sy Dong, M.D., PH.D. has practiced internal medicine for 14+ years, working in group practice. He graduated from University of Chicago, Pritzker School of Medicine in 2012 and has 14+ years of clinical experience. He regularly sees Medicare patients with high cholesterol, hypertension, and diabetes (per CMS claims data).
Older · 348dNPPES updated 2025-06-10 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
1223 16th St Ste 3100, Santa Monica, CA 90404-1275
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Diabetes.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+4%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+2%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+13%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-6%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+3%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+8%) — a focus area for this doctor
A mood disorder causing persistent sadness and loss of interest in activities
US avg: 31.8%↓ Fewer patients than average (-2%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2012
University of Chicago, Pritzker School of Medicine
Board certified · Jun 9, 2025
Self-reported via NPPES
14 years in practice
Established
Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), inflammatory bowel disease (Crohn's, ulcerative colitis), liver disease, pancreatitis, and colon polyps. They perform endoscopies and colonoscopies.
Taxonomy: 207RG0100X
Education & Training
University of Chicago, Pritzker School of Medicine (Class of 2012)
Mailing address
5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631
Differs from practice location
Virtual Internal Medicine Care With Tien Sy Dong
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Tien Sy Dong for cholesterol management, blood pressure monitoring, diabetes check-ins — no travel to Santa Monica required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Tien Sy Dong
Dr. Dong is listed as active in the NPI registry with telehealth listed in Santa Monica, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (310) 582-6240.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Tien Sy Dong
Practice Location
1223 16th St Ste 3100, Santa Monica, CA 90404-1275
Mailing Address
5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631
This is a provider directory. Contact the office directly to schedule appointments.
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