ROBERT ORVILLE NIELSEN M.D.
NPI 1326069832
Internal Medicine - Gastroenterology in Salt Lake City, UT

Active since July 21, 2006
333 S 900 E, SALT LAKE CITY, UT 84102(801) 535-8163(801) 355-4011 Get Directions Write a Review

NPPES record last updated: September 26, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Robert Orville Nielsen M.d. NPPES

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

ROBERT ORVILLE NIELSEN M.D. (NPI 1326069832) is an individual gastroenterology provider in Salt Lake City, Utah, licensed in Utah (154472-1205) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1326069832
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameROBERT ORVILLE NIELSENCredential: M.D.
Location Address333 S 900 ESalt Lake City, UT 84102-2310
Mailing AddressPo Box 27128Salt Lake City, UT 84127-0128 · (801) 535-8163 · Fax (801) 355-4011
Fax(801) 355-4011
Sole ProprietorNo
Enumeration DateJuly 21, 2006
Last NPPES UpdateSeptember 26, 2007
NPI 1326069832 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 UT · 154472-1205
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.

333 S 900 E, Salt Lake City, UT 84102

Other Names 1

Professional Name (2)Robert O. Nielsen M.d.

Other Identifiers 1

Medicare UPINE14357

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.

Orthopaedic Surgery
333 S 900 E
SALT LAKE CITY, UT 84102
Otolaryngology
333 S 900 E
SALT LAKE CITY, UT 84102
Internal Medicine (Pulmonary Disease)
333 S 900 E
SALT LAKE CITY, UT 84102
Radiology (Body Imaging)
333 S 900 E
SALT LAKE CITY, UT 84102
Allergy & Immunology
333 S 900 E
SALT LAKE CITY, UT 84102
Psychiatry & Neurology (Psychiatry)
333 S 900 E
SALT LAKE CITY, UT 84102
Dermatology
333 S 900 E
SALT LAKE CITY, UT 84102
Internal Medicine (Gastroenterology)
333 S 900 E
SALT LAKE CITY, UT 84102

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 Robert Nielsen's NPI number?

The NPI number for Robert Nielsen is 1326069832. It was assigned to this individual provider in the NPPES registry on July 21, 2006. The provider is also known as Robert O. Nielsen M.D..

Where is Robert Nielsen located?

Robert Nielsen practices at 333 S 900 E, Salt Lake City, UT 84102. The listed phone number is (801) 535-8163.

What is Robert Nielsen'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 Robert Nielsen was last updated on September 26, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.