Dr. Arianna Kousari, MD
- Medicare services, 2024
- 2,446
- Medicare patients, 2024
- 431
- Part D claims, 2024
- 1,504
- Hospital affiliations
- 1
- Industry payments
- $97
- Practice address
- 1501 Ne Medical Center Dr, Bend, OR 97701
- Practice phone
- Call (541) 382-2811
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Summit Health
Multi-specialty group site · Bend, Oregon
Find Dr. Kousari's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Arianna Kousari is an internist in Bend, Oregon
Dr. Kousari practices at Summit Health in Bend, Oregon.
Dr. Kousari's NPI, 1194220889, was assigned on March 26, 2018. Dr. Kousari graduated from University of Arizona College of Medicine - Phoenix in 2018. Dr. Kousari holds Oregon license MD219793.
- NPI
- 1194220889NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2668728783
- NPI enumeration date
- March 26, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (541) 382-2811
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Arianna Kousari practices at Summit Health in Bend, Oregon
Dr. Kousari's primary practice is Summit Health, at 1501 Ne Medical Center Dr, Bend, OR 97701. The practice phone is (541) 382-2811.
- Summit Health1501 Ne Medical Center Dr, Bend, OR 97701Phone(541) 382-2811
Source: Dmand AI Affiliation Data
Dr. Arianna Kousari is affiliated with 6 sites of care and 2 medical groups
Dr. Kousari's primary practice is Summit Health in Bend, Oregon. Dr. Kousari is also affiliated with St. Charles Bend. The medical group on file is Summit Health. Dmand AI also links Dr. Kousari to 3 more home health agencies, 1 group practice or clinic and 1 medical group, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Arianna Kousari's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kousari practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Summit Health | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Arianna Kousari is one of 1,680 internists in Oregon
Internal medicine is Dr. Kousari's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Kousari's licenses on file in 2 states: Oregon and Colorado.
Specialties and state licenses
- Internal medicine, OregonPrimary
- Infectious disease, Colorado
Internists near Dr. Kousari
Counts of internists 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. Arianna Kousari billed Medicare for 2,446 services in 2024
CMS data shows 2,446 Medicare services from Dr. Kousari across 38 procedure codes in 2024, for 431 Medicare patients. Medicare paid $125,905 for them.
Dr. Kousari's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 02024: 861
- Office and hospital visits
- 2023: 3262024: 691112%
- Other services
- 2023: 02024: 427
- Surgery
- 2023: 02024: 246
- Tests and treatments
- 2023: 1802024: 22123%
- Drugs given in the office
- 2023: 40,2462024: 0100%
Where Dr. Kousari's Medicare services took place, 2024
- In an office2,27693%
- In a facility1707%
Dr. Kousari compared with the Oregon median for internists, 2024
- Dr. Kousari
- Oregon median
- Medicare services
- 2,446vs 3008.2 times
- Medicare patients
- 431vs 1323.3 times
- Part D claims
- 922vs 2224.2 times
Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.
Dr. Kousari'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.
Need commercial claims for Dr. Kousari?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kousari and other internists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Arianna Kousari treated 431 Medicare patients in 2024, average age 74
CMS counts 431 Medicare patients who saw Dr. Kousari in 2024. The largest group is 65 to 74, with 209 patients. 74% of them have high cholesterol, and 66% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.69, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Kousari's median patient age at 69, with 71% women.
Dr. Kousari's Medicare patients by age, 2024
Dr. Kousari's Medicare patients by sex, 2024
- Women30471%
- Men12729%
Chronic conditions among Dr. Kousari's Medicare patients, 2024
- High cholesterol74%
- High blood pressure66%
- Arthritis51%
- Mood disorders38%
- Depression35%
- Anxiety30%
- Osteoporosis28%
- Diabetes27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kousari's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women71%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Arianna Kousari wrote 1,504 Medicare Part D claims in 2024
In 2024, Dr. Kousari wrote 1,504 Medicare Part D claims for 411 patients. 86% of them were for generic drugs. CMS names the drug for 922 of them, across 40 drugs with 11 or more claims each, at $221,593 in total drug cost. In 2023, CMS named 53 claims across 3 drugs.
Dr. Kousari's Part D claims by kind of drug, 2024
- Generic1,294 claims86%
- Brand-name and other210 claims14%
Dr. Kousari'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.
Drug classes CMS tracks in Dr. Kousari's Part D claims, 2024
- Opioids2%35 of 1,504 claims
- Antibiotics12%173 of 1,504 claims
- Antipsychotics, patients 65 and over1%13 of 1,504 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 532024: 9221640%
Drugs named by CMS: 40 in 2024, 3 in 2023.
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. Arianna Kousari offers telehealth to Medicare patients
Dr. Kousari accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kousari as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Arianna Kousari received $97 in industry payments from 2023 to 2024
CMS Open Payments shows 4 general payments to Dr. Kousari from 3 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 100% of the total. Gilead Sciences, Inc. paid the most, $47.
General payments to Dr. Kousari by program year, 2023 to 2024
Companies that paid Dr. Kousari the most, 2023 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Arianna Kousari graduated from University of Arizona College of Medicine - Phoenix
Dr. Kousari graduated from University of Arizona College of Medicine - Phoenix in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Arianna Kousari's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Arianna Kousari
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. Arianna Kousari's NPI number?
Dr. Arianna Kousari's NPI number is 1194220889. It was assigned on March 26, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Arianna Kousari?
Dr. Arianna Kousari is an internist in Bend, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Arianna Kousari practice?
Dr. Kousari practices at 1501 Ne Medical Center Dr, Bend, OR 97701. Dr. Kousari's primary practice is Summit Health in Bend, Oregon. Dmand AI also links Dr. Kousari to 3 home health agencies, 1 group practice or clinic and 1 medical group.
What is Dr. Arianna Kousari's office phone number?
The practice phone on file for Dr. Kousari is (541) 382-2811.
What is Dr. Arianna Kousari's medical license number?
Dr. Kousari holds Oregon license MD219793, one of the licenses on file in 2 states.
Which states has Dr. Arianna Kousari been licensed in?
Dmand AI has state licenses on file for Dr. Kousari in Oregon and Colorado.
Which hospitals is Dr. Arianna Kousari affiliated with?
Dr. Kousari is affiliated with St. Charles Bend.
What medical group is Dr. Arianna Kousari part of?
Dr. Kousari is linked to Summit Health. Dmand AI links Dr. Kousari to 1 more medical group.
Does Dr. Arianna Kousari accept Medicare?
Yes. CMS data shows Dr. Kousari billed Medicare for 2,446 services in 2024, and Dr. Kousari accepts Medicare assignment.
Does Dr. Arianna Kousari offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Kousari as offering telehealth services.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Arianna Kousari see?
CMS counts 431 Medicare patients who saw Dr. Kousari in 2024, with an average age of 74.
What services does Dr. Arianna Kousari bill to Medicare?
In 2024, Dr. Kousari's most billed Medicare services were office visit, established patient (99214), surgery: heart and blood vessels (36415) and medicare service (G2211).
Where did Dr. Arianna Kousari go to medical school?
Dr. Kousari graduated from University of Arizona College of Medicine - Phoenix in 2018.
What drugs does Dr. Arianna Kousari prescribe most?
In 2024 Medicare Part D data, Dr. Kousari's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Rosuvastatin Calcium.
Has Dr. Arianna Kousari received payments from drug or device companies?
CMS Open Payments shows $97 in general payments to Dr. Kousari from 3 companies from 2023 to 2024. The largest total came from Gilead Sciences, Inc.
How long has Dr. Arianna Kousari been practicing?
Dr. Kousari graduated from medical school in 2018, 8 years ago.
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