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NPISignal

Individual Healthcare Provider

Osama Tariq Niazi, D.O.

NPI Record: ActiveInternal Medicine — Clinical Cardiac Electrophysiology
NPI1588953285
Chandler, Arizona

Provider's NPPES record last updated: September 1, 2026

Overview

Entity Type
Individual Healthcare Provider
NPI
1588953285
Primary Specialty
Internal Medicine — Clinical Cardiac Electrophysiology
Practice Location
Chandler, Arizona
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 18, 2026, 12:02 PM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Internal Medicine

    Clinical Cardiac Electrophysiology

    Allopathic & Osteopathic Physicians

    Primary

    A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.

    Taxonomy code 207RC0001X
  • Internal Medicine

    Cardiovascular Disease

    Allopathic & Osteopathic Physicians

    An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

    Taxonomy code 207RC0000X
  • Internal Medicine

    Allopathic & Osteopathic Physicians

    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.

    Taxonomy code 207R00000X
  • Student in an Organized Health Care Education/Training Program

    Student, Health Care

    An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

    Taxonomy code 390200000X

Provider-Reported License Information

Internal Medicine (Arizona)
007871
Internal Medicine (Arizona)
007871
Internal Medicine (New York)
288333
Internal Medicine (Connecticut)
054774
Student in an Organized Health Care Education/Training Program (New York)
288333
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

1955 W Frye Rd

Chandler, Arizona 85224-6282

Phone: (480) 728-5500

Additional Practice Location

3420 S Mercy Rd Ste 300

Gilbert, Arizona 85297-0425

Phone: (480) 728-6420

Fax: (480) 728-6425

Additional Practice Location

2000 S Thompson St

Flagstaff, Arizona 86001-8759

Phone: (928) 226-6400

Additional Practice Location

3200 S Alma School Rd Ste 204

Chandler, Arizona 85248-3773

Phone: (480) 728-5500

Fax: (480) 728-5550

Additional Practice Location

1001 Willow Creek Rd Ste 2200

Prescott, Arizona 86301-1614

Phone: (928) 445-6025

Fax: (928) 778-3026

Additional Practice Location

6 Care Ln

Saratoga Springs, New York 12866-8651

Phone: (518) 587-7625

Additional Practice Location

150 Bergen St

Newark, New Jersey 07103-2496

Phone: (973) 972-6056

Additional Practice Location

7700 E Florentine Rd Ste 206

Prescott Valley, Arizona 86314-2245

Phone: (928) 442-8117

Fax: (928) 772-8947

Record Information

Enumeration Date
April 4, 2011
Provider's NPPES Record Last Updated
September 1, 2026
Certification Date
September 1, 2026
NPISignal NPPES Dataset
August 2026

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