1. Home
  2. Directory
  3. California
  4. Los Angeles
  5. Internal Medicine
  6. NPI Profile

YONSEI MEDICAL CLINIC
NPI 1366860827
Internal Medicine - Gastroenterology in Los Angeles, CA

Active since April 02, 2014CLIA 05D2155694 · Waiver
505 S VIRGIL AVE, SUITE 102, LOS ANGELES, CA 90020(213) 381-3630(213) 381-3631 Get Directions Write a Review

NPPES record last updated: April 11, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Yonsei Medical Clinic NPPES

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

YONSEI MEDICAL CLINIC (NPI 1366860827) is a healthcare organization registered as a gastroenterology in Los Angeles, California and active in the NPI registry since April 2014. The organization holds a CLIA Waiver certificate valid through October 2, 2026 and lists Dae Soon Rheem, President, as its authorized official.

NPPES Registry Identity

NPI1366860827
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameDANIEL RHEEM M.D., INC.
Location Address505 S VIRGIL AVE, SUITE 102Los Angeles, CA 90020-1406
Mailing Address1646 Glorietta AveGlendale, CA 91208-2010 · (213) 381-3630 · Fax (213) 381-3631
Phone(213) 381-3630
Fax(213) 381-3631
Organization SubpartNo
Authorized OfficialDae Soon RheemPresident · (213) 381-3630
Enumeration DateApril 2, 2014
Last NPPES UpdateApril 11, 2014
✔ NPI 1366860827 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 · A92866
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.
505 S VIRGIL AVE, Los Angeles, CA 90020
Open in Google Maps ↗

Other Names 1

Doing Business AsYonsei Medical Clinic

Other Identifiers 1

OtherA92866CA · California Medical Board

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2155694

Yonsei Medical Clinic Geriatrics · Los Angeles, CA
Active · expires Oct 2, 2026
CLIA Number05D2155694
Laboratory TypePhysician Office
Certificate Effective DateOctober 3, 2024
Certificate Expiration DateOctober 2, 2026
Laboratory DirectorDae Soon Rheem
Laboratory Phone(213) 909-9888
Laboratory LocationYonsei Medical Clinic Geriatrics505 S Virgil Ave Suite 101, Los Angeles, CA 90020
CLIA data matches this NPI record on: Address Name
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JAMELINE JEWELL PTA
Physical Therapy Assistant
505 S VIRGIL AVE
LOS ANGELES, CA 90020
Los Angeles County (213) 674-7699
GRAND GI & ENDOSCOPY GROUP, INC.
Clinic/Center (Endoscopy)
505 S VIRGIL AVE, SUITE 104
LOS ANGELES, CA 90020
Los Angeles County (213) 381-3590
DR. CHARLES CHO M.D.
Internal Medicine (Nephrology)
505 S VIRGIL AVE, STE. 301
LOS ANGELES, CA 90020
Los Angeles County (213) 674-8282
WESTWOOD MEDICAL GROUP,INC.
Internal Medicine (Rheumatology)
505 S VIRGIL AVE, SUITE 208
LOS ANGELES, CA 90020
Los Angeles County (213) 739-0007
HYO-RANG LEE M.D.,PH.D
Internal Medicine (Gastroenterology)
505 S VIRGIL AVE, SUITE 208
LOS ANGELES, CA 90020
Los Angeles County (213) 739-0007
JUSTIN YOUNGBIN RHEEM M.D.
Internal Medicine
505 S VIRGIL AVE, STE 106
LOS ANGELES, CA 90020
Los Angeles County (213) 381-3630
DAE SOON RHEEM M.D.
Internal Medicine (Gastroenterology)
505 S VIRGIL AVE, SUITE 102
LOS ANGELES, CA 90020
Los Angeles County (213) 381-3630
SONWOO LEE MD
Internal Medicine (Rheumatology)
505 S VIRGIL AVE, SUITE 208
LOS ANGELES, CA 90020
Los Angeles County (213) 739-0007

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 Daniel Rheem M.D., Inc.'s NPI number?

The NPI number for Daniel Rheem M.D., Inc. is 1366860827. It was assigned to this organization in the NPPES registry on April 2, 2014. The provider is doing business as Yonsei Medical Clinic.

Where is Daniel Rheem M.D., Inc. located?

Daniel Rheem M.D., Inc. is located at 505 S Virgil Ave Suite 102, Los Angeles, CA 90020. The listed phone number is (213) 381-3630.

What is Daniel Rheem M.D., Inc.'s specialty?

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

Does Daniel Rheem M.D., Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2155694) is associated with this NPI, valid through October 2, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Daniel Rheem M.D., Inc. was last updated on April 11, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.