DR. ROY P. LIU M.D.
NPI 1033408372
Internal Medicine - Gastroenterology in Loma Linda, CA

Q: What is Roy Liu's NPI number?

The NPI number for Roy Liu is 1033408372. It was assigned to this individual provider in the NPPES registry on April 6, 2011.

Q: What is Roy Liu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: When was this NPI record last updated?

The NPPES record for Roy Liu was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 06, 2011

11234 ANDERSON ST RM 1556, LOMA LINDA, CA 92354(909) 558-4905(909) 558-0274 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 21, 2022, Jun 28, 2017 (2 updates tracked since 2017).

On this page

About Dr. Roy P. Liu M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ROY P. LIU M.D. (NPI 1033408372) is an individual gastroenterology provider in Loma Linda, California, licensed in California (A146299) and active in the NPI registry since April 2011.

NPPES Registry Identity

NPI1033408372

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. ROY P. LIUCredential: M.D.

Location Address11234 ANDERSON ST RM 1556Loma Linda, CA 92354-2804

Mailing Address11234 Anderson St Rm 1556Loma Linda, CA 92354-2804 · (909) 558-4905 · Fax (909) 558-0274

Phone(909) 558-4905

Fax(909) 558-0274

Sole ProprietorYes

Enumeration DateApril 6, 2011

Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration

✔ NPI 1033408372 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in CA · A146299

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

11234 ANDERSON ST RM 1556, Loma Linda, CA 92354

Open in Google Maps ↗

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Roy Liu's NPI number?

The NPI number for Roy Liu is 1033408372. It was assigned to this individual provider in the NPPES registry on April 6, 2011.

Where is Roy Liu located?

Roy Liu practices at 11234 Anderson St Rm 1556, Loma Linda, CA 92354. The listed phone number is (909) 558-4905.

What is Roy Liu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Roy Liu was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.