What is Arianna Kousari's NPI number?

Arianna Kousari's National Provider Identifier (NPI) is 1194220889, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Arianna Kousari's specialty?

Arianna Kousari is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Arianna Kousari located?

Arianna Kousari's practice location on file with NPPES is 1501 Ne Medical Center Dr, Bend, OR 97701-6051.

What is Arianna Kousari's phone number?

The practice phone number listed in the NPPES registry for Arianna Kousari is (541) 382-4900.

Does Arianna Kousari accept Medicare?

Arianna Kousari is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Arianna Kousari's NPI active?

Yes — Arianna Kousari's NPI (1194220889) is active in the NPPES registry as of the last update on 2025-03-27.

IndividualActiveAccepts Medicare

Arianna Kousari, MD

NPI 1194220889 · Internal Medicine Physician · Bend, OR

Arianna Kousari, MD is a Internal Medicine Physician provider in Bend, OR (NPI 1194220889).

Provider details

NPI number: 1194220889
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: MD219793 (OR)

Practice location

1501 Ne Medical Center Dr

Bend, OR 97701-6051

Phone: (541) 382-4900

Street-level locationGet directions

More OR providers

Mailing address

1501 Ne Medical Center Dr

Bend, OR 97701-6051

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense MD219793 (OR)
Allopathic & Osteopathic Physicians
Infectious Disease Physician207RI0200XLicense MD219793 (OR)
Allopathic & Osteopathic Physicians
Infectious Disease Physician207RI0200XLicense DR.0068969 (CO)
Allopathic & Osteopathic Physicians

Additional practice locations (1)

3885 Upham St Ste 200
Wheat Ridge, CO 80033-4800
Phone: (034) 259-2453
Fax: (303) 425-1378

Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(81/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
8 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
2 documented practice locations
Medicare service volume (vs. specialty peers)25% of score
2,352 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	399	$123
Insertion of Needle Into Vein for Collection of Blood Sample36415	246	$9
Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211	167	$16
Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439	125	$124
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	124	$116
Blood Test, Comprehensive Group of Blood Chemicals

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Atorvastatin Calcium	81	57
Levothyroxine Sodium	53	36
Rosuvastatin Calcium	50	35
Lisinopril	43	23
Cephalexin	39	13
Amlodipine Besylate	35	25
Losartan Potassium	31

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$69 across 3 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Enumerated: 2018-03-26
Last updated: 2025-03-27
Certified: 2025-03-27

Frequently asked questions

What is Arianna Kousari's NPI number?: Arianna Kousari's National Provider Identifier (NPI) is 1194220889, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Arianna Kousari's specialty?: Arianna Kousari is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Arianna Kousari located?: Arianna Kousari's practice location on file with NPPES is 1501 Ne Medical Center Dr, Bend, OR 97701-6051.
What is Arianna Kousari's phone number?: The practice phone number listed in the NPPES registry for Arianna Kousari is (541) 382-4900.
Does Arianna Kousari accept Medicare?: Arianna Kousari is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Arianna Kousari's NPI active?: Yes — Arianna Kousari's NPI (1194220889) is active in the NPPES registry as of the last update on 2025-03-27.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	399	$123
Insertion of Needle Into Vein for Collection of Blood Sample36415	246	$9
Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211	167	$16
Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439	125	$124
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233	124	$116
Blood Test, Comprehensive Group of Blood Chemicals