Doctor profile · Federal record

Dr. Kambiz Kosari, MD

Surgery Physician (CMS: General Surgery) · Transplant Surgery Physician · Los Angeles, CA

  • NPI 1396846721
  • Accepts Medicare
  • MIPS 78.8 / 100 · 2023
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
127 S San Vicente Blvd Fl 7
Los Angeles, CA 900483311
(310) 423-6746
fax (310) 423-7596
Additional location
8700 Beverly Blvd
West Hollywood, CA 900481804
(310) 423-7408
fax (310) 423-0234
Additional location
8900 Beverly Blvd Fl 3
West Hollywood, CA 900482438
(310) 423-2641
fax (310) 423-4552
Mailing address
4140 W 190Th St
Torrance, CA 905045513

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
June 30, 2025
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
California #A94773
Medicaid
CA #00A947730

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396846721. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
565
Distinct HCPCS
10
Medicare allowed
$72,968
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 234 54 $127
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 110 40 $85
99212 Established patient office or other outpatient visit, 10-19 minutes 62 41 $38
99442 Telephone medical discussion with physician, 11-20 minutes 57 41 $71
99203 New patient office or other outpatient visit, 30-44 minutes 25 25 $88
99213 Established patient office or other outpatient visit, 20-29 minutes 22 19 $71
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 15 $139
48999 Other procedure on pancreas 15 15 $1,167
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $143
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 12 11 $186

In context: peer comparison

Among 50 peers in Los Angeles Surgery Physician, average services per provider: 79. This provider delivers 7.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$15,070
Transactions
6
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Intuitive Surgical, INC. 3 $14,780.00
Xvivo Perfusion INC. 2 $272.72
Abbvie INC. 1 $17.55

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$14,000
Consulting Fee
$780
Food and Beverage
$290

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
183
Patients
0
Total drug cost
$34,679
Drug Type Claims Patients Total cost
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 30 0 $101
Tamsulosin Hcl Generic 27 0 $257
Ursodiol Generic 27 0 $2,059
Acyclovir Generic 25 0 $304
Atovaquone Generic 18 0 $7,313
Vemlidy (Tenofovir Alafenamide) Brand 16 0 $24,123
Pantoprazole Sodium Generic 14 0 $139
Amlodipine Besylate Generic 13 0 $64
Fluconazole Generic 13 0 $318

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kambiz Kosari's medical specialty?
Dr. Kambiz Kosari practices Surgery Physician in Los Angeles, CA.
Where does Dr. Kambiz Kosari practice?
Dr. Kambiz Kosari practices at 127 S San Vicente Blvd Fl 7, Los Angeles, CA 900483311. Office phone: 3104236746.
What is Dr. Kambiz Kosari's NPI?
Dr. Kambiz Kosari's National Provider Identifier (NPI) is 1396846721, issued by NPPES.
Does Dr. Kambiz Kosari accept Medicare assignment?
Yes. Dr. Kambiz Kosari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kambiz Kosari commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.