Dr. Nizar H. Senussi, MD

  • Salem, OR
  • Gastroenterologist
NPI1174964878PAC ID4688973589
Medicare services, 2024
228
Medicare patients, 2024
127
Part D claims, 2024
207
Publications
10
Hospital affiliations
2
Practice address
875 Oak Street SE, Suite C3095, Salem, OR 97301
Practice phone
Call (503) 561-8170
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Salem Endoscopy Center

Surgery Center - Medicare-Certified · Salem, Oregon

See all 9 affiliations

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Dr. Nizar H. Senussi is a gastroenterologist in Salem, Oregon

Dr. Senussi practices at Salem Endoscopy Center in Salem, Oregon.

Dr. Senussi's NPI, 1174964878, was assigned on July 10, 2013. Dr. Senussi holds Oregon license MD219425.

NPI and contact details
Medicare PAC ID
4688973589
NPI enumeration date
July 10, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(503) 561-8170
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
43
Medical school graduation
2009

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Nizar H. Senussi practices at Salem Endoscopy Center in Salem, Oregon

Dr. Senussi's primary practice is Salem Endoscopy Center, at 875 Oak Street SE, Suite C3095, Salem, OR 97301. The practice phone is (503) 561-8170.

  • Salem Endoscopy Center
    875 Oak Street SE, Suite C3095, Salem, OR 97301Phone(503) 561-8170

Source: Dmand AI Affiliation Data

Dr. Nizar H. Senussi is affiliated with 5 sites of care and 4 medical groups

Dr. Senussi's primary practice is Salem Endoscopy Center in Salem, Oregon. Dr. Senussi is also affiliated with Salem Hospital. The medical group on file is Salem Gastroenterology Consultants. Dmand AI also links Dr. Senussi to 1 more hospital, 3 medical groups, 1 group practice or clinic and 1 ambulatory surgery center, each named with a free account.

See all 9 affiliations for Dr. Senussi

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Nizar H. Senussi's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Senussi practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Salem Endoscopy CenterAvailable with a free account
+4 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Nizar H. Senussi is one of 226 gastroenterologists in Oregon

Gastroenterology is Dr. Senussi's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dmand AI has Dr. Senussi's licenses on file in 2 states: Oregon and Washington.

Specialties and state licenses

  • Gastroenterology, OregonPrimaryLicense MD219425 · taxonomy 207RG0100X
  • Hepatology, WashingtonLicense MD60752410 · taxonomy 207RI0008X

Gastroenterologists near Dr. Senussi

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Nizar H. Senussi billed Medicare for 228 services in 2024

CMS data shows 228 Medicare services from Dr. Senussi across 8 procedure codes in 2024, for 127 Medicare patients. Medicare paid $19,061 for them.

Medicare services, 2024228
Medicare patients127
Paid by Medicare$19,061
Procedure codes8

Dr. Senussi's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 462024: 9198%
Lab and pathology
2023: 02024: 76
Office and hospital visits
2023: 532024: 6115%

Where Dr. Senussi's Medicare services took place, 2024

  • In an office13760%
  • In a facility9140%

Dr. Senussi compared with the Oregon median for gastroenterologists, 2024

  • Dr. Senussi
  • Oregon median
Medicare services
228vs 27316% below
Medicare patients
127vs 19033% below
Part D claims
118vs 34065% below

Medians across 224 gastroenterologists in Oregon with Dmand AI profiles that report each measure.

Dr. Senussi's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Senussi

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Nizar H. Senussi treated 127 Medicare patients in 2024, average age 73

CMS counts 127 Medicare patients who saw Dr. Senussi in 2024. The largest group is 65 to 74, with 67 patients. 71% of them have high cholesterol, and 65% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.09, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Senussi's median patient age at 65, with 51% women.

Medicare patients, 2024127
Average age73
Average risk score1.09
Also on Medicaid13%

Dr. Senussi's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Senussi's Medicare patients by sex, 2024

  • Women6450%
  • Men6350%

Chronic conditions among Dr. Senussi's Medicare patients, 2024

  1. High cholesterol71%
  2. High blood pressure65%
  3. Arthritis39%
  4. Ischemic heart disease31%
  5. Diabetes28%
  6. Mood disorders28%
  7. Depression24%
  8. Chronic kidney disease21%

Share of Medicare patients with each condition. A patient can have several.

Dr. Senussi's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women51%
  • Men48%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Nizar H. Senussi wrote 207 Medicare Part D claims in 2024

In 2024, Dr. Senussi wrote 207 Medicare Part D claims for 126 patients. 75% of them were for generic drugs. CMS names the drug for 118 of them, across 6 drugs with 11 or more claims each, at $3,169 in total drug cost. In 2023, CMS named 79 claims across 4 drugs.

Part D claims, 2024207
Drugs named by CMS6
Total drug cost$3,169
Part D patients126

Dr. Senussi's Part D claims by kind of drug, 2024

  • Generic155 claims75%
  • Brand-name52 claims25%

Dr. Senussi's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 792024: 11849%

Drugs named by CMS: 6 in 2024, 4 in 2023.

See all prescribing by Dr. Senussi

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Nizar H. Senussi ranks in the 80th percentile for colonoscopy in Medicare

Dr. Senussi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 100 procedures of colonoscopy by Dr. Senussi, more than 80% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Senussi ranks in Medicare procedure volume

Colonoscopy
80th percentile100 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
69th percentile69 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Nizar H. Senussi has 10 publications on record

Dmand AI links 10 papers to Dr. Senussi, published from 2013 to 2021. 2021 was the busiest year, with 2. The most frequent topics are Liver Neoplasms. Dr. Senussi has published most often in Clin Gastroenterol Hepatol. Dr. Senussi's most frequent co-authors are Kris V. Kowdley, MD, Ahmad Alwakkaf and Christine Cho-Shing Hsu, MD.

Papers10
Years published2013 to 2021

Dr. Senussi's papers by year, 2013 to 2021

Topics Dr. Senussi writes about most

  • Liver Neoplasms

Dr. Senussi's most frequent co-authors

Recent publications by Dr. Senussi

See all 10 publications and co-authors

See who Dr. Senussi researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Senussi works with, so you can find a warm path to the right gastroenterologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Nizar H. Senussi received $2,267 in industry payments from 2016 to 2025

CMS Open Payments shows 54 general payments to Dr. Senussi from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Abbvie Inc. paid the most, $1,037.

General payments to Dr. Senussi by program year, 2016 to 2025

General payments to Dr. Senussi by kind, 2016 to 2025

$2.3Kin total
  • Food and beverage$2,24499%
  • Education$231%

Companies that paid Dr. Senussi the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Senussi

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Nizar H. Senussi's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Nizar H. Senussi

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Nizar H. Senussi's NPI number?

Dr. Nizar H. Senussi's NPI number is 1174964878. It was assigned on July 10, 2013, and it is active in the NPI Registry.

What kind of doctor is Dr. Nizar H. Senussi?

Dr. Nizar H. Senussi is a gastroenterologist in Salem, Oregon. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Nizar H. Senussi practice?

Dr. Senussi practices at 875 Oak Street SE, Suite C3095, Salem, OR 97301. Dr. Senussi's primary practice is Salem Endoscopy Center in Salem, Oregon. Dmand AI also links Dr. Senussi to 1 hospital, 3 medical groups, 1 group practice or clinic and 1 ambulatory surgery center.

What is Dr. Nizar H. Senussi's office phone number?

The practice phone on file for Dr. Senussi is (503) 561-8170.

What is Dr. Nizar H. Senussi's medical license number?

Dr. Senussi holds Oregon license MD219425, one of the licenses on file in 2 states.

Which states has Dr. Nizar H. Senussi been licensed in?

Dmand AI has state licenses on file for Dr. Senussi in Oregon and Washington.

Which hospitals is Dr. Nizar H. Senussi affiliated with?

Dr. Senussi is affiliated with Salem Hospital. Dmand AI links Dr. Senussi to 1 more hospital.

What medical group is Dr. Nizar H. Senussi part of?

Dr. Senussi is linked to Salem Gastroenterology Consultants. Dmand AI links Dr. Senussi to 3 more medical groups.

Does Dr. Nizar H. Senussi accept Medicare?

Yes. CMS data shows Dr. Senussi billed Medicare for 228 services in 2024, and Dr. Senussi accepts Medicare assignment.

How many Medicare patients does Dr. Nizar H. Senussi see?

CMS counts 127 Medicare patients who saw Dr. Senussi in 2024, with an average age of 73.

Show 6 more questionsShow fewer questions

What services does Dr. Nizar H. Senussi bill to Medicare?

In 2024, Dr. Senussi's most billed Medicare services were lab and pathology test (88305), office visit, new patient (99204) and surgery: digestive system (43239).

What drugs does Dr. Nizar H. Senussi prescribe most?

In 2024 Medicare Part D data, Dr. Senussi's most prescribed drugs by claims were Sod Sulf-Potass Sulf-Mag Sulf, Gavilyte-G and Omeprazole.

Has Dr. Nizar H. Senussi received payments from drug or device companies?

CMS Open Payments shows $2,267 in general payments to Dr. Senussi from 19 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Nizar H. Senussi been practicing?

Dr. Senussi graduated from medical school in 2009, 17 years ago.

Does Dr. Nizar H. Senussi do research?

Dmand AI links 10 publications to Dr. Senussi, published from 2013 to 2021.

Who does Dr. Nizar H. Senussi publish with?

Dr. Senussi's most frequent co-authors are Kris V. Kowdley, MD (2 shared papers), Ahmad Alwakkaf (1 shared paper) and Christine Cho-Shing Hsu, MD (1 shared paper).

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