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

Dennis S Liu, MD

Individual provider Internal Medicine Physician · NPI 1629164520

Dennis S Liu, MD is an Internal Medicine in Arcadia, California. Graduated from State University of New York Downstate Medical Center in 1998, 28 years ago. Accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
28
Trained at
State University of New York Downstate Medical Center
Licensed in
CA
In the registry since
2006
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

622 W Duarte Rd Ste 103
Arcadia, CA 91007-9268
Phone: (626) 445-7490
Fax: (626) 445-7496
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence A72151 (CA)

Record details

NPI number1629164520
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 5, 2006
Last updated in NPPESMarch 1, 2020
Certification dateMarch 1, 2020

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1998 (28 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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