Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Timothy Yen, MD

Individual provider Gastroenterology Physician · NPI 1871988907

Dr. Timothy Yen, MD is a Gastroenterology in Loma Linda, California. Graduated from New York University School of Medicine in 2015, 11 years ago. Practices with Faculty Physicians and Surgeons of Llusm, a 1,308-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
11
Trained at
New York University School of Medicine
Licensed in
CA
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

11234 Anderson St # MC-1516
Loma Linda, CA 92354-2804
Phone: (909) 558-4905
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 143681 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A143681 (CA)

Record details

NPI number1871988907
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2015
Last updated in NPPESAugust 26, 2022
Certification dateAugust 26, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Faculty Physicians And Surgeons Of Llusm — 1308 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations7 on file with Medicare

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