Doctor profile · Federal record

Dr. Arianna Kousari, MD

Internal Medicine Physician (CMS: Internal Medicine) · Infectious Disease Physician · Infectious Disease Physician · Bend, OR

  • NPI 1194220889
  • Accepts Medicare
  • MIPS 85.4 / 100 · 2023
  • 8 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1501 Ne Medical Center Dr
Bend, OR 977016051
(541) 382-4900
Additional location
3885 Upham St Ste 200
Wheat Ridge, CO 800334800
(034) 259-2453
fax (303) 425-1378

Credentials & registration

NPPES · NUCC
NPI registered
March 2018 — 8 yrs on file
Profile last updated
March 27, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Oregon #MD219793 · Colorado #DR.0068969
Medicaid
OR #500838997

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194220889. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
40,752
Distinct HCPCS
9
Medicare allowed
$50,640
HCPCS Description Services Patients Avg allowed
J0878 Injection, daptomycin, 1 mg 40,150 16 $0
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 142 67 $118
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 129 44 $66
J1335 Injection, ertapenem sodium, 500 mg 96 15 $13
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 88 44 $79
96367 Infusion into a vein for therapy, prevention, or diagnosis, additional sequential infusion, 1 hour or less 51 12 $30
99214 Established patient office or other outpatient visit, 30-39 minutes 51 23 $129
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 28 $172
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 17 $129

In context: peer comparison

Among 33 peers in Bend Internal Medicine Physician, average services per provider: 243. This provider delivers 168× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$69
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 2 $47.24
ViiV Healthcare Company 1 $21.82

By nature of payment

Food and Beverage
$69

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
53
Patients
0
Total drug cost
$12,847
Drug Type Claims Patients Total cost
Cefazolin Sodium Generic 23 0 $1,408
Ertapenem (Ertapenem Sodium) Brand 16 0 $7,165
Daptomycin Generic 14 0 $4,273

Frequently asked questions

Auto-generated from federal data
What is Dr. Arianna Kousari's medical specialty?
Dr. Arianna Kousari practices Internal Medicine Physician in Bend, OR.
Where does Dr. Arianna Kousari practice?
Dr. Arianna Kousari practices at 1501 Ne Medical Center Dr, Bend, OR 977016051. Office phone: 5413824900.
What is Dr. Arianna Kousari's NPI?
Dr. Arianna Kousari's National Provider Identifier (NPI) is 1194220889, issued by NPPES.
Does Dr. Arianna Kousari accept Medicare assignment?
Yes. Dr. Arianna Kousari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arianna Kousari commonly perform?
Top Medicare-reported procedures in 2023: Injection, daptomycin, 1 mg (HCPCS J0878); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Infusion into a vein for therapy, prevention, or diagnosis (HCPCS 96365). Source: CMS Medicare Physician & Other Practitioners file.