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DR. MARK S HORNG MD
NPI 1295739043
Internal Medicine in Los Angeles, CA

Active since June 09, 2005
11301 WILSHIRE BLVD, 10-C-1, LOS ANGELES, CA 90073(310) 478-3711(310) 268-4433 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mark S Horng Md NPPES

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

DR. MARK S HORNG MD (NPI 1295739043) is an individual internal medicine provider in Los Angeles, California, licensed in California (A90098) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1295739043
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARK S HORNGCredential: MD
Location Address11301 WILSHIRE BLVD, 10-C-1Los Angeles, CA 90073-1003
Mailing Address11301 Wilshire Blvd, 10-c-1Los Angeles, CA 90073-1003 · (310) 478-3711 · Fax (310) 268-4433
Phone(310) 478-3711
Fax(310) 268-4433
Sole ProprietorNo
Enumeration DateJune 9, 2005
Last NPPES UpdateJuly 8, 2007
✔ NPI 1295739043 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in CA · A90098✔ Licensed in MA · 210303
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
11301 WILSHIRE BLVD, Los Angeles, CA 90073
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Other Identifiers 3

Medicare UPINH57615MA
Medicare ID-Type UnspecifiedA33716MA
Medicare ID-Type Unspecified0159964MA

Other Providers at the Same Location NPPES 20

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

JOANNA ZUHAIL CENTENO I
Licensed Vocational Nurse
11301 WILSHIRE BLVD
LOS ANGELES, CA 90073
Los Angeles County (310) 478-3711
MS. APRIL S. BULLOCK MSW,ACSW
Social Worker
11301 WILSHIRE BLVD
LOS ANGELES, CA 90073
Los Angeles County (310) 268-3000
NICOLE CHAN LISW
Social Worker
11301 WILSHIRE BLVD
LOS ANGELES, CA 90073
Los Angeles County (310) 487-6026
DANIEL SMEE SOCIAL WORK
Social Worker (Clinical)
11301 WILSHIRE BLVD
LOS ANGELES, CA 90073
Los Angeles County (310) 478-3711
AMANDA SALVESTRINI MS, RD
Dietitian, Registered
11301 WILSHIRE BLVD, BUILDING 213. 3RD FLOOR. ROOM 317.
LOS ANGELES, CA 90073
Los Angeles County (310) 478-3711
RACHEL DAJANI MD
Internal Medicine
11301 WILSHIRE BLVD
LOS ANGELES, CA 90073
Los Angeles County (310) 478-3711
HARRISON BODRIE LCSW
Social Worker (Clinical)
11301 WILSHIRE BLVD
LOS ANGELES, CA 90073
Los Angeles County (310) 987-8310
MR. ROBERTO CARMONA-VERGARA ASW
Social Worker
11301 WILSHIRE BLVD
LOS ANGELES, CA 90073
Los Angeles County (310) 478-3711

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 Mark Horng's NPI number?

The NPI number for Mark Horng is 1295739043. It was assigned to this individual provider in the NPPES registry on June 9, 2005.

Where is Mark Horng located?

Mark Horng practices at 11301 Wilshire Blvd 10-C-1, Los Angeles, CA 90073. The listed phone number is (310) 478-3711.

What is Mark Horng's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Mark Horng was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.