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Dr. Siamak Dardashti, MD

(No ratings)

Specializes in: Pediatric Radiology and Diagnostic Radiology
University of California, Los Angeles (UCLA), David Geffen School of Medicine
2301 Bahamas Drive
Bakersfield, CA 93309

Dr. Siamak Dardashti, MD is a pediatric radiologist in Los Angeles, CA specializing in pediatric radiology and diagnostic radiology. He graduated from University of California, Los Angeles (UCLA), David Geffen School of Medicine. Dr. Siamak Dardashti, MD is affiliated with Dignity Health, HEALTH DIAGNOSTICS OF CALIFORNIA A PROFESSIONAL CORPORATION and SMI IMAGING LLC.

View Doctor's Full Profile (661) 326-9600

Office Locations

1516 Cotner Avenue
Los Angeles, CA 90025
(310) 445-2951
(310) 479-1459
open_in_new

Dignity Health

2301 Bahamas Drive
Bakersfield, CA 93309
(661) 326-9600
(661) 334-3065
open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Siamak Dardashti, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 5%

By Volume:

ankle MRI
foot MRI
hip MRI
knee MRI
MRI
musculoskeletal imaging
shoulder MRI
spine MRI
wrist MRI

In 2023, Dr. Siamak Dardashti, MD performed more ankle MRI, foot MRI, hip MRI, knee MRI, MRI (magnetic resonance imaging), musculoskeletal imaging, shoulder MRI, spine MRI, and wrist MRI procedures for Medicare patients than 95% of providers in related specialties within California.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2013 were MRI (magnetic resonance imaging), musculoskeletal imaging, X-rays and spinal procedures.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

abdominal imaging 16
brain imaging (neuroimaging) 88
CT scan 134
hip imaging 448
lab tests 182
MRI (magnetic resonance imaging) 1494
musculoskeletal imaging 993
nuclear scan 44
pelvic imaging 105
spinal procedures 682
thoracic (chest) imaging 591
X-rays 803

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 1057
Female 1342
Ethnicity
Non-Hispanic White 1743
Black 194
Hispanic 182
Asian 174
Other 0
Native American 0
Age
From 65 to 74 1088
From 75 to 84 719
85 and over 280
Less than 65 312

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2013

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 65
High Cholesterol 62
Stroke 4
Ischemic Heart Disease 42
Depression 26
Chronic Kidney Disease 17
Asthma 8
Osteoperosis 13
Atrial Fibrilation 8
Heart Failure 19
Chronic Obstructive Pulmonary Disease 12
Diabetes 36
Dementia 12
Cancer 12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2014 were MRI (magnetic resonance imaging), musculoskeletal imaging, X-rays and spinal procedures.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

abdominal imaging 26
brain imaging (neuroimaging) 86
CT scan 122
hip imaging 436
lab tests 176
MRI (magnetic resonance imaging) 1426
musculoskeletal imaging 968
nuclear scan 16
pelvic imaging 94
spinal procedures 623
thoracic (chest) imaging 455
X-rays 688

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 943
Female 1190
Ethnicity
Non-Hispanic White 1542
Black 173
Hispanic 186
Asian 150
Other 0
Native American 0
Age
From 65 to 74 966
From 75 to 84 663
85 and over 235
Less than 65 269

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2014

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2014 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 67
High Cholesterol 62
Stroke 5
Ischemic Heart Disease 41
Depression 25
Chronic Kidney Disease 19
Asthma 8
Osteoperosis 15
Atrial Fibrilation 8
Heart Failure 19
Chronic Obstructive Pulmonary Disease 13
Diabetes 36
Dementia 9
Cancer 13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2015 were MRI (magnetic resonance imaging), musculoskeletal imaging, spinal procedures and hip imaging.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

aspiration 16
brain imaging (neuroimaging) 76
CT scan 162
hip imaging 522
injections 16
lab tests 108
MRI (magnetic resonance imaging) 1552
musculoskeletal imaging 1051
pelvic imaging 131
spinal procedures 684
thoracic (chest) imaging 180
X-rays 408

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 1692
Female 2436
Ethnicity
Non-Hispanic White 2986
Black 276
Hispanic 352
Asian 332
Other 0
Native American 0
Age
From 65 to 74 1862
From 75 to 84 1236
85 and over 534
Less than 65 496

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2015

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2015 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 65
High Cholesterol 62
Stroke 5
Ischemic Heart Disease 43
Depression 28
Chronic Kidney Disease 19
Asthma 11
Osteoperosis 16
Atrial Fibrilation 7
Heart Failure 18
Chronic Obstructive Pulmonary Disease 12
Diabetes 35
Dementia 10
Cancer 11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2016 were MRI (magnetic resonance imaging), musculoskeletal imaging, spinal procedures and hip imaging.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

aspiration 15
brain imaging (neuroimaging) 105
CT scan 138
hip imaging 545
injections 15
MRI (magnetic resonance imaging) 1827
musculoskeletal imaging 1119
pelvic imaging 57
spinal procedures 703
thoracic (chest) imaging 125
X-rays 144

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 651
Female 1099
Ethnicity
Non-Hispanic White 1166
Black 136
Hispanic 194
Asian 165
Other 0
Native American 0
Age
From 65 to 74 834
From 75 to 84 510
85 and over 167
Less than 65 239

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2016

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2016 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension 68
High Cholesterol 63
Stroke 5
Ischemic Heart Disease 38
Depression 28
Chronic Kidney Disease 25
Asthma 15
Osteoperosis 16
Atrial Fibrilation 7
Heart Failure 19
Chronic Obstructive Pulmonary Disease 12
Diabetes 38
Dementia 11
Cancer 10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2017 were MRI (magnetic resonance imaging), musculoskeletal imaging, spinal procedures and hip imaging.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

aspiration 23
brain imaging (neuroimaging) 128
CT scan 135
hip imaging 508
injections 23
MRI (magnetic resonance imaging) 1838
musculoskeletal imaging 1021
pelvic imaging 46
spinal procedures 799
thoracic (chest) imaging 69
X-rays 90

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 696
Female 1044
Ethnicity
Non-Hispanic White 1155
Black 128
Hispanic 180
Asian 163
Other 0
Native American 0
Age
From 65 to 74 837
From 75 to 84 512
85 and over 152
Less than 65 239

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2017

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2017 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 67
High Cholesterol 58
Stroke 4
Ischemic Heart Disease 38
Depression 29
Chronic Kidney Disease 24
Asthma 10
Osteoperosis 16
Atrial Fibrilation 7
Heart Failure 18
Chronic Obstructive Pulmonary Disease 13
Diabetes 37
Dementia 12
Cancer 10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2018 were MRI (magnetic resonance imaging), musculoskeletal imaging, spinal procedures and hip imaging.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

brain imaging (neuroimaging) 138
CT scan 134
hip imaging 627
MRI (magnetic resonance imaging) 2028
musculoskeletal imaging 1296
pelvic imaging 31
spinal procedures 738
X-rays 41

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 668
Female 1125
Ethnicity
Non-Hispanic White 1130
Black 146
Hispanic 245
Asian 171
Other 0
Native American 0
Age
From 65 to 74 893
From 75 to 84 535
85 and over 121
Less than 65 244

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2018

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2018 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 67
High Cholesterol 63
Stroke 5
Ischemic Heart Disease 40
Depression 29
Chronic Kidney Disease 26
Asthma 9
Osteoperosis 16
Atrial Fibrilation 6
Heart Failure 17
Chronic Obstructive Pulmonary Disease 13
Diabetes 39
Dementia 0
Cancer 11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2019 were MRI (magnetic resonance imaging), musculoskeletal imaging, spinal procedures and hip imaging.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

brain imaging (neuroimaging) 173
CT scan 155
hip imaging 628
MRI (magnetic resonance imaging) 2302
musculoskeletal imaging 1461
pelvic imaging 22
spinal procedures 820
X-rays 19

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 759
Female 1160
Ethnicity
Non-Hispanic White 1144
Black 159
Hispanic 294
Asian 186
Other 0
Native American 0
Age
From 65 to 74 951
From 75 to 84 554
85 and over 136
Less than 65 278

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2019

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2019 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 68
High Cholesterol 66
Stroke 5
Ischemic Heart Disease 39
Depression 31
Chronic Kidney Disease 29
Asthma 9
Osteoperosis 16
Atrial Fibrilation 7
Heart Failure 18
Chronic Obstructive Pulmonary Disease 13
Diabetes 38
Dementia 12
Cancer 11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2020 were MRI (magnetic resonance imaging), musculoskeletal imaging, spinal procedures and hip imaging.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

brain imaging (neuroimaging) 144
CT scan 167
hip imaging 470
MRI (magnetic resonance imaging) 1917
musculoskeletal imaging 1145
pelvic imaging 37
spinal procedures 758

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 618
Female 1030
Ethnicity
Non-Hispanic White 976
Black 133
Hispanic 272
Asian 159
Other 0
Native American 0
Age
From 65 to 74 856
From 75 to 84 461
85 and over 93
Less than 65 238

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2020

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2020 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension 65
High Cholesterol 62
Stroke 5
Ischemic Heart Disease 37
Depression 28
Chronic Kidney Disease 31
Asthma 9
Osteoperosis 17
Atrial Fibrilation 5
Heart Failure 18
Chronic Obstructive Pulmonary Disease 11
Diabetes 37
Dementia 10
Cancer 11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2021 were MRI (magnetic resonance imaging), musculoskeletal imaging, spinal procedures and hip imaging.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

brain imaging (neuroimaging) 211
breast procedures 108
CT scan 207
diagnostic imaging 11
hip imaging 669
MRI (magnetic resonance imaging) 2245
musculoskeletal imaging 1485
pelvic imaging 26
preventive care 82
spinal procedures 730
ultrasound (sonogram) 15
women's imaging 108
X-rays 93

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 780
Female 1309
Ethnicity
Non-Hispanic White 1294
Black 151
Hispanic 305
Asian 218
Other 0
Native American 0
Age
From 65 to 74 1114
From 75 to 84 544
85 and over 128
Less than 65 303

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2021

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2021 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 66
High Cholesterol 65
Stroke 5
Ischemic Heart Disease 37
Depression 28
Chronic Kidney Disease 28
Asthma 9
Osteoperosis 17
Atrial Fibrilation 8
Heart Failure 18
Chronic Obstructive Pulmonary Disease 11
Diabetes 35
Dementia 10
Cancer 12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2022 were MRI (magnetic resonance imaging), musculoskeletal imaging, hip imaging and spinal procedures.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

abdominal imaging 14
brain imaging (neuroimaging) 99
breast procedures 62
CT scan 282
diagnostic imaging 11
hip imaging 661
MRI (magnetic resonance imaging) 2064
musculoskeletal imaging 1567
pelvic imaging 51
preventive care 38
spinal procedures 601
thoracic (chest) imaging 41
ultrasound (sonogram) 13
women's imaging 62
X-rays 62

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 741
Female 1251
Ethnicity
Non-Hispanic White 1260
Black 0
Hispanic 271
Asian 176
Other 145
Native American 0
Age
From 65 to 74 1021
From 75 to 84 603
85 and over 147
Less than 65 221

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2022

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2022 were high cholesterol, hypertension, diabetes and depression.

Hypertension 74
High Cholesterol 75
Stroke 8
Ischemic Heart Disease 28
Depression 28
Chronic Kidney Disease 17
Asthma 12
Osteoperosis 26
Atrial Fibrilation 11
Heart Failure 14
Chronic Obstructive Pulmonary Disease 13
Diabetes 37
Dementia 6
Cancer 14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA during 2023 were MRI (magnetic resonance imaging), musculoskeletal imaging, hip imaging and spinal procedures.

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

brain imaging (neuroimaging) 91
CT scan 156
hip imaging 652
MRI (magnetic resonance imaging) 1849
musculoskeletal imaging 1419
pelvic imaging 31
spinal procedures 464

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 554
Female 759
Ethnicity
Non-Hispanic White 884
Black 0
Hispanic 138
Asian 119
Other 95
Native American 0
Age
From 65 to 74 729
From 75 to 84 384
85 and over 86
Less than 65 114

Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD in 2023

The most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated during 2023 were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension 71
High Cholesterol 75
Stroke 8
Ischemic Heart Disease 28
Depression 25
Chronic Kidney Disease 18
Asthma 12
Osteoperosis 24
Atrial Fibrilation 11
Heart Failure 10
Chronic Obstructive Pulmonary Disease 13
Diabetes 34
Dementia 6
Cancer 14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Siamak Dardashti, MD for Medicare patients.

The highest averages for the top procedures that Dr. Siamak Dardashti, MD treated as a pediatric radiologist in Los Angeles, CA were MRI (magnetic resonance imaging), musculoskeletal imaging, spinal procedures and hip imaging.

abdominal imaging 18
aspiration 18
brain imaging (neuroimaging) 121
breast procedures 85
CT scan 162
diagnostic imaging 11
hip imaging 560
injections 18
lab tests 155
MRI (magnetic resonance imaging) 1867
musculoskeletal imaging 1229
nuclear scan 30
pelvic imaging 57
preventive care 60
spinal procedures 691
thoracic (chest) imaging 243
ultrasound (sonogram) 14
women's imaging 85
X-rays 260

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Siamak Dardashti, MD.

Gender
Male 832
Female 1249
Ethnicity
Black / African American 136
Asian / Pacific Islander 183
Non-Hispanic White 1389
Hispanic 238
Native American / Alaskan Native 0
Other 21
Age
75 to 84 611
85 and over 189
Less than 65 268
65 to 74 1013

Average of Total of Conditions of Medicare patients treated by Dr. Siamak Dardashti, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Siamak Dardashti, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 67
High Cholesterol 64
Stroke 5
Ischemic Heart Disease 37
Depression 27
Chronic Kidney Disease 23
Asthma 10
Osteoporosis 17
Heart Failure 17
Chronic Obstructive Pulmonary Disease 12
Diabetes 36
Atrial Fibrillation 7
Cancer 11
Dementia 8

Education & Training

Dr. Siamak Dardashti, MD graduated from University of California, Los Angeles (UCLA), David Geffen School of Medicine. He completed residency at University of Southern California (USC) Affiliated Hospitals. He has a state license in California.

Medical School: University of California, Los Angeles (UCLA), David Geffen School of Medicine

Residency: University of Southern California (USC) Affiliated Hospitals

Licensed In: California

Affiliations & Hospitals

Dr. Siamak Dardashti, MD is associated with these hospitals and organizations:

Dignity Health
HEALTH DIAGNOSTICS OF CALIFORNIA A PROFESSIONAL CORPORATION
SMI IMAGING LLC

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Siamak Dardashti, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

Payments by Company
GE Healthcare $2,642 MAGNETIC RESONANCE
$1,397 		Magnetic Resonance Imaging
$1,245
Lilly USA, LLC $131 TALTZ
$131
Novo Nordisk Inc $125 Victoza
$125
E.R. Squibb & Sons, L.L.C. $108 ELIQUIS
$108
GlaxoSmithKline, LLC. $13 TANZEUM
$13
Types of Payments
Travel and Lodging $2,532
Food and Beverage $486

Biography

Dr. Siamak Dardashti is a specialist in pediatric radiology and diagnostic radiology. After attending the University of California, Los Angeles (UCLA), David Geffen School of Medicine and the University of California, Irvine, School of Medicine, Dr. Dardashti completed his residency training at a hospital affiliated with the University of Southern California (USC). He is professionally affiliated with Dignity Health. Unfortunately, according to Dignity Health, he is not currently accepting new patients.

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