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Gastroenterology

Nizar Senussi, MD

Works at hospitals in Dallas, OR · Salem, OR · Oregon

Summary

Dr. Nizar Senussi, MD is a gastroenterologist at 875 Oak St SE, Suite 3010, Salem, OR 97301. Phone: (503) 399-7520. Accepts Medicare assignment. In 2024, Nizar Senussi had 127 Original Medicare patients and 293 services. NPI 1174964878. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Gastroenterologist (Medicare lists Gastroenterology)
  • Address: 875 Oak St SE, Suite 3010, Salem, OR 97301 · Directions
  • Phone: (503) 399‑7520
  • Medicare: Accepts Medicare assignment
  • Hospitals: Salem Health West Valley, Salem Hospital
  • Group practice: Salem Gastroenterology Consultants PC
  • Medical school: graduated 2009 (17 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Nizar Senussi, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Nizar Senussi accept Medicare assignment?
Yes. Medicare's clinician data says Nizar Senussi accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Nizar Senussi see?
In 2024, CMS data shows 127 Original Medicare patients and 293 services for Nizar Senussi. This counts Original Medicare only and measures volume, not quality.
What is Nizar Senussi's NPI number?
1174964878. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Nizar Senussi, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients127
Services billed to Medicare293
Different services or procedures21
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Pathology examination of tissue using a microscope, intermediate complexity (88305)57 services
  2. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)35 services
  3. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)33 services
  4. Biopsy of large bowel using a flexible endoscope (45380)29 services
  5. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)29 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol71%
  • High blood pressure65%
  • Arthritis39%
  • Ischemic heart disease31%
  • Diabetes28%
  • Depression24%

Hospitals where Nizar Senussi works

Medicare's Facility Affiliation Data lists Nizar Senussi at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Salem Health West ValleyDallas, OR · Critical Access Hospital · Emergency services: listed by Medicare · CCN 381308
  • Salem HospitalSalem, OR · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 380051

Practice locations

Addresses where Nizar Senussi is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Nizar Senussi as a member of this group (CMS data updated October 2, 2026).

  • Salem Gastroenterology Consultants PC14 clinicians in the group

Specialties

Find other Gastroenterology doctors in Oregon →

Other gastroenterologists in Salem

Clinicians with the same Medicare primary specialty in Salem, OR — not a recommendation.

All gastroenterologists in Salem →

Other clinicians in Salem Gastroenterology Consultants PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2009 (17 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1174964878
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians