National Provider Identifier Database

MATTHEW O HOROWITZ, MD – NPI #1225110901
Gastroenterology

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.


Contact Information

MATTHEW O HOROWITZ, MD
560 NORTHERN BLVD
SUITE 203
GREAT NECK, NY11021-5100
Phone: 516-482-0600
Fax: 516-829-9674
Website:
Specialty Taxonomy Code
* Gastroenterology 207RG0100X

* Indicates primary specialty

NPI Profile & details for MATTHEW O HOROWITZ

NPI Number 1225110901
Credentials MD
Entity Individual
Enumeration date 10/20/2006
Last updated 12/03/2009 - About 17 years ago
Sole proprietor1 No
Identifiers
  • NY License #: 197394
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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