In 2012, among providers in related specialties within California, Dr. Ammar Istwani, MD performed more CT scan procedures for Medicare patients than 75% of them and he also had a list price for abdominal imaging, pelvic CT scan, pelvic imaging, thoracic (chest) imaging, and X-rays that was lower than the list prices billed to Medicare by 75% of them. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2012 were X-rays, thoracic (chest) imaging, CT scan and ultrasound (sonogram).

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	461
angioplasty	17
brain imaging (neuroimaging)	437
breast procedures	186
cardiac procedures	11
catheterization	34
CT scan	704
diagnostic imaging	30
dialysis access procedures	17
hip imaging	101
MRI (magnetic resonance imaging)	159
musculoskeletal imaging	174
neck imaging	11
nuclear scan	11
pelvic imaging	251
preventive care	136
spinal procedures	146
stress testing	11
thoracic (chest) imaging	1844
ultrasound (sonogram)	510
vascular procedures	277
women's imaging	186
X-rays	2265

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2013 were X-rays, thoracic (chest) imaging, CT scan and ultrasound (sonogram).

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	436
angioplasty	12
brain imaging (neuroimaging)	390
breast procedures	205
cardiac procedures	22
catheterization	39
CT scan	645
diagnostic imaging	37
dialysis access procedures	12
hip imaging	94
MRI (magnetic resonance imaging)	175
musculoskeletal imaging	204
neck imaging	12
nuclear scan	33
pelvic imaging	213
preventive care	142
spinal procedures	148
stress testing	22
thoracic (chest) imaging	1807
ultrasound (sonogram)	484
vascular procedures	220
women's imaging	205
X-rays	2229

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	932
Female	1341

**Ethnicity**
Non-Hispanic White	1118
Black	449
Hispanic	413
Asian	258
Other	0
Native American	0

**Age**
From 65 to 74	734
From 75 to 84	568
85 and over	384
Less than 65	587

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2013

Hypertension	75
High Cholesterol	57
Stroke	16
Ischemic Heart Disease	58
Depression	40
Chronic Kidney Disease	46
Asthma	18
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	47
Chronic Obstructive Pulmonary Disease	38
Diabetes	51
Dementia	25
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2014 were X-rays, thoracic (chest) imaging, CT scan and ultrasound (sonogram).

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	511
angioplasty	27
brain imaging (neuroimaging)	408
breast procedures	199
catheterization	56
CT scan	714
diagnostic imaging	30
dialysis access procedures	44
hip imaging	104
minimally invasive procedures	13
MRI (magnetic resonance imaging)	175
musculoskeletal imaging	255
neck imaging	14
nuclear scan	24
pelvic imaging	279
preventive care	154
spinal procedures	173
thoracic (chest) imaging	1924
thrombectomy (blood clot removal)	13
ultrasound (sonogram)	638
vascular procedures	363
women's imaging	199
X-rays	2422

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	1041
Female	1363

**Ethnicity**
Non-Hispanic White	1069
Black	503
Hispanic	538
Asian	251
Other	0
Native American	0

**Age**
From 65 to 74	824
From 75 to 84	537
85 and over	372
Less than 65	671

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2014

Hypertension	75
High Cholesterol	59
Stroke	16
Ischemic Heart Disease	55
Depression	40
Chronic Kidney Disease	46
Asthma	19
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	46
Chronic Obstructive Pulmonary Disease	35
Diabetes	52
Dementia	24
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2015 were X-rays, thoracic (chest) imaging, CT scan and ultrasound (sonogram).

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	446
angioplasty	21
brain imaging (neuroimaging)	333
breast procedures	173
catheterization	35
CT scan	603
diagnostic imaging	37
dialysis access procedures	32
hip imaging	92
MRI (magnetic resonance imaging)	182
musculoskeletal imaging	252
neck imaging	16
pelvic imaging	242
preventive care	102
spinal procedures	132
thoracic (chest) imaging	1802
ultrasound (sonogram)	547
vascular procedures	264
women's imaging	173
X-rays	2149

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	1838
Female	2246

**Ethnicity**
Non-Hispanic White	1688
Black	916
Hispanic	954
Asian	438
Other	0
Native American	0

**Age**
From 65 to 74	1534
From 75 to 84	904
85 and over	568
Less than 65	1078

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2015

Hypertension	75
High Cholesterol	59
Stroke	15
Ischemic Heart Disease	56
Depression	42
Chronic Kidney Disease	50
Asthma	29
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	48
Chronic Obstructive Pulmonary Disease	38
Diabetes	55
Dementia	26
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2016 were X-rays, thoracic (chest) imaging, CT scan and ultrasound (sonogram).

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	399
angioplasty	28
brain imaging (neuroimaging)	329
breast procedures	181
catheterization	62
CT scan	596
diagnostic imaging	29
dialysis access procedures	35
hip imaging	24
MRI (magnetic resonance imaging)	156
musculoskeletal imaging	198
neck imaging	12
nuclear scan	22
pelvic imaging	247
preventive care	108
spinal procedures	161
thoracic (chest) imaging	1925
ultrasound (sonogram)	452
vascular procedures	201
women's imaging	192
X-rays	2301

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	874
Female	1179

**Ethnicity**
Non-Hispanic White	820
Black	492
Hispanic	466
Asian	217
Other	46
Native American	12

**Age**
From 65 to 74	775
From 75 to 84	414
85 and over	290
Less than 65	574

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2016

Hypertension	75
High Cholesterol	58
Stroke	13
Ischemic Heart Disease	55
Depression	39
Chronic Kidney Disease	54
Asthma	40
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	46
Chronic Obstructive Pulmonary Disease	37
Diabetes	54
Dementia	25
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2017 were X-rays, thoracic (chest) imaging, CT scan and ultrasound (sonogram).

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	400
aspiration	12
brain imaging (neuroimaging)	452
breast procedures	167
catheterization	41
CT scan	841
diagnostic imaging	16
hip imaging	22
MRI (magnetic resonance imaging)	155
musculoskeletal imaging	228
neck imaging	12
nuclear scan	13
pelvic imaging	277
pleural drainage	12
preventive care	99
spinal procedures	152
thoracic (chest) imaging	2121
ultrasound (sonogram)	502
vascular procedures	232
women's imaging	167
X-rays	2366

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	1013
Female	1132

**Ethnicity**
Non-Hispanic White	865
Black	497
Hispanic	508
Asian	225
Other	0
Native American	0

**Age**
From 65 to 74	779
From 75 to 84	477
85 and over	305
Less than 65	584

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2017

Hypertension	75
High Cholesterol	55
Stroke	14
Ischemic Heart Disease	58
Depression	41
Chronic Kidney Disease	57
Asthma	16
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	48
Chronic Obstructive Pulmonary Disease	36
Diabetes	53
Dementia	30
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2018 were CT scan, ultrasound (sonogram), brain imaging (neuroimaging) and abdominal imaging.

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	438
brain imaging (neuroimaging)	444
breast procedures	174
catheterization	55
CT scan	891
diagnostic imaging	29
hip imaging	17
MRI (magnetic resonance imaging)	111
musculoskeletal imaging	195
neck imaging	14
pelvic imaging	311
preventive care	105
spinal procedures	139
thoracic (chest) imaging	113
ultrasound (sonogram)	534
vascular procedures	242
women's imaging	188
X-rays	349

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	1000
Female	1183

**Ethnicity**
Non-Hispanic White	884
Black	534
Hispanic	485
Asian	226
Other	43
Native American	11

**Age**
From 65 to 74	811
From 75 to 84	497
85 and over	341
Less than 65	534

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2018

Hypertension	75
High Cholesterol	61
Stroke	14
Ischemic Heart Disease	59
Depression	43
Chronic Kidney Disease	58
Asthma	16
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	47
Chronic Obstructive Pulmonary Disease	37
Diabetes	54
Dementia	29
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2019 were CT scan, abdominal imaging, ultrasound (sonogram) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	556
aspiration	17
brain imaging (neuroimaging)	457
breast procedures	107
catheterization	15
CT scan	1021
hip imaging	18
MRI (magnetic resonance imaging)	114
musculoskeletal imaging	172
neck imaging	15
pelvic imaging	398
preventive care	81
spinal procedures	124
thoracic (chest) imaging	150
ultrasound (sonogram)	536
vascular procedures	218
women's imaging	121
X-rays	277

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	972
Female	1130

**Ethnicity**
Non-Hispanic White	871
Black	514
Hispanic	461
Asian	216
Other	0
Native American	0

**Age**
From 65 to 74	773
From 75 to 84	529
85 and over	291
Less than 65	509

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2019

Hypertension	75
High Cholesterol	64
Stroke	15
Ischemic Heart Disease	59
Depression	45
Chronic Kidney Disease	60
Asthma	15
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	49
Chronic Obstructive Pulmonary Disease	39
Diabetes	53
Dementia	32
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2020 were CT scan, abdominal imaging, brain imaging (neuroimaging) and ultrasound (sonogram).

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	238
brain imaging (neuroimaging)	205
breast procedures	30
CT scan	424
MRI (magnetic resonance imaging)	20
musculoskeletal imaging	17
pelvic imaging	166
preventive care	30
spinal procedures	27
thoracic (chest) imaging	70
ultrasound (sonogram)	201
vascular procedures	94
women's imaging	30
X-rays	60

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	458
Female	529

**Ethnicity**
Non-Hispanic White	369
Black	262
Hispanic	238
Asian	100
Other	0
Native American	0

**Age**
From 65 to 74	368
From 75 to 84	233
85 and over	133
Less than 65	253

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2020

Hypertension	75
High Cholesterol	62
Stroke	16
Ischemic Heart Disease	67
Depression	49
Chronic Kidney Disease	67
Asthma	13
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	51
Chronic Obstructive Pulmonary Disease	42
Diabetes	61
Dementia	40
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2021 were women's imaging, breast procedures, ultrasound (sonogram) and CT scan.

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	115
brain imaging (neuroimaging)	93
breast procedures	275
CT scan	211
diagnostic imaging	57
musculoskeletal imaging	40
pelvic imaging	72
preventive care	88
spinal procedures	17
thoracic (chest) imaging	29
ultrasound (sonogram)	211
vascular procedures	38
women's imaging	275
X-rays	185

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	213
Female	356

**Ethnicity**
Non-Hispanic White	247
Black	97
Hispanic	136
Asian	70
Other	0
Native American	0

**Age**
From 65 to 74	233
From 75 to 84	159
85 and over	61
Less than 65	116

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2021

Hypertension	75
High Cholesterol	67
Stroke	13
Ischemic Heart Disease	50
Depression	40
Chronic Kidney Disease	56
Asthma	11
Osteoperosis	13
Atrial Fibrilation	12
Heart Failure	43
Chronic Obstructive Pulmonary Disease	33
Diabetes	54
Dementia	29
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2022 were CT scan, brain imaging (neuroimaging), abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	103
brain imaging (neuroimaging)	118
CT scan	259
musculoskeletal imaging	13
pelvic imaging	73
spinal procedures	27
thoracic (chest) imaging	29
ultrasound (sonogram)	68
vascular procedures	38
X-rays	13

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	209
Female	202

**Ethnicity**
Non-Hispanic White	154
Black	111
Hispanic	79
Asian	56
Other	11
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	106
85 and over	68
Less than 65	88

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	32
Ischemic Heart Disease	45
Depression	53
Chronic Kidney Disease	47
Asthma	18
Osteoperosis	10
Atrial Fibrilation	28
Heart Failure	45
Chronic Obstructive Pulmonary Disease	47
Diabetes	60
Dementia	41
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2023 were CT scan, abdominal imaging, brain imaging (neuroimaging) and pelvic imaging.

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	173
brain imaging (neuroimaging)	133
CT scan	345
musculoskeletal imaging	12
pelvic imaging	125
spinal procedures	38
thoracic (chest) imaging	49
ultrasound (sonogram)	48
X-rays	24

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	426
Female	522

**Ethnicity**
Non-Hispanic White	606
Black	93
Hispanic	162
Asian	65
Other	0
Native American	0

**Age**
From 65 to 74	326
From 75 to 84	310
85 and over	166
Less than 65	146

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	24
Ischemic Heart Disease	40
Depression	35
Chronic Kidney Disease	43
Asthma	15
Osteoperosis	17
Atrial Fibrilation	32
Heart Failure	43
Chronic Obstructive Pulmonary Disease	33
Diabetes	48
Dementia	22
Cancer	17

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA during 2024 were CT scan, abdominal imaging, brain imaging (neuroimaging) and pelvic imaging.

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

abdominal imaging	431
brain imaging (neuroimaging)	363
CT scan	993
hip imaging	11
MRI (magnetic resonance imaging)	90
musculoskeletal imaging	135
pelvic imaging	359
spinal procedures	182
thoracic (chest) imaging	174
ultrasound (sonogram)	183
vascular procedures	84
X-rays	185

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Male	997
Female	1153

**Ethnicity**
Non-Hispanic White	1813
Black	19
Hispanic	218
Asian	32
Other	53
Native American	15

**Age**
From 65 to 74	733
From 75 to 84	779
85 and over	422
Less than 65	216

Conditions of Medicare patients treated by Dr. Ammar Istwani, MD in 2024

Hypertension	75
High Cholesterol	74
Stroke	17
Ischemic Heart Disease	36
Depression	33
Chronic Kidney Disease	36
Asthma	15
Osteoperosis	18
Atrial Fibrilation	36
Heart Failure	35
Chronic Obstructive Pulmonary Disease	27
Diabetes	34
Dementia	17
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Ammar Istwani, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ammar Istwani, MD treated as a diagnostic radiologist in Long Beach, CA were X-rays, thoracic (chest) imaging, CT scan and ultrasound (sonogram).

abdominal imaging	362
angioplasty	21
aspiration	14
brain imaging (neuroimaging)	320
breast procedures	169
cardiac procedures	16
catheterization	42
CT scan	634
diagnostic imaging	33
dialysis access procedures	28
hip imaging	53
minimally invasive procedures	13
MRI (magnetic resonance imaging)	133
musculoskeletal imaging	145
neck imaging	13
nuclear scan	20
pelvic imaging	231
pleural drainage	12
preventive care	104
spinal procedures	112
stress testing	16
thoracic (chest) imaging	925
thrombectomy (blood clot removal)	13
ultrasound (sonogram)	378
vascular procedures	189
women's imaging	173
X-rays	1140

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Ammar Istwani, MD.

**Gender**
Female	948
Male	767

**Ethnicity**
Black / African American	345
Asian / Pacific Islander	165
Non-Hispanic White	808
Native American / Alaskan Native	2
Hispanic	358
Other	11

**Age**
75 to 84	424
85 and over	261
Less than 65	412
65 to 74	618

Average of Total of Conditions of Medicare patients treated by Dr. Ammar Istwani, MD From 2012 - 2024

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

Hypertension	69
High Cholesterol	58
Stroke	15
Ischemic Heart Disease	49
Depression	38
Chronic Kidney Disease	47
Asthma	17
Osteoporosis	11
Heart Failure	42
Chronic Obstructive Pulmonary Disease	34
Diabetes	48
Atrial Fibrillation	17
Dementia	26
Cancer	12

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

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

**Payments by Company**
Medtronic Vascular, Inc.	$60 EverCross $60
HOLOGIC INC	$36 ATEC $24	SELENIA DIMENSIONS 3D SYSTEM $12
Bard Peripheral Vascular, Inc.	$29 Vascular $16	Oncology $13
LEICA MICROSYSTEMS INC.	$28 HydroMARK Breast Biopsy Site Marker $28
Siemens Medical Solutions USA, Inc.	$23 SOMATOM AS $23
Other	$29 Azur CX Detachable $16	D STAT $13