Timothy Yen, M.D.
Gastroenterology Internal Medicine
Timothy Yen is a Gastroenterology Internal Medicine specialist based in Loma Linda, CA with over 11 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Timothy Yen, M.D. has been part of the Loma Linda medical community since 2015 in group practice. A New York University School of Medicine graduate since 2015, he brings 11+ years of experience. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and arthritis. CMS MIPS quality score: 85.19/100 (2023).
At a glance
- Federal MIPS score higher than 55% of MIPS-scored doctors in California
- Virtual visits available — no app or travel required
Older · 1366dNPPES updated 2022-08-26 · verify NPI on CMS · Verify license at Medical Board of California
Contact & Location
Practice Location
11234 Anderson St # Mc-1516, Loma Linda, CA 92354-2804
How Does This Doctor Compare?
Based on Medicare data, this doctor has an average quality score compared to other doctors in California.
MIPS Score
202385.19/100
California avg: 78.6 · US avg: 83.6
✓ Higher than most doctors nationally(+1.6 pts)
Average range among MIPS-scored doctors in CaliforniaHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better72.1%
California avg: 83.3 · US avg: 82.8
⚠ Lower than most doctors nationally(-10.7 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
362
Unique beneficiaries
Standard volumePrescription Recipients
156
Patients prescribed
Prescriptions Written
430
Total claims
Total Medicare drug cost: $267k
Percentile rankings compared against 9,360 reporting peers in California.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
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 Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+2%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+8%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+2%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-1%) — less common here
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 (+5%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$161 received from industry
1 transaction reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Timothy Yen's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2015
Nyu Grossman School of Medicine
Board certified · Aug 25, 2022
Self-reported via NPPES
11 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
New York University School of Medicine (Class of 2015)
Primary hospital affiliation: Psychiatric
CMS Certification Number: 194056
View hospital on Medicare Care CompareVirtual Internal Medicine Care With Timothy Yen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Timothy Yen for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Loma Linda required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Timothy Yen
Dr. Yen is listed as active in the NPI registry with telehealth listed in Loma Linda, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (909) 558-4905.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Timothy Yen
Practice Location
11234 Anderson St # Mc-1516, Loma Linda, CA 92354-2804
Mailing Address
11234 Anderson St # Mc-1516, Loma Linda, CA 92354-2804
This is a provider directory. Contact the office directly to schedule appointments.
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