In 2023, Dr. Richard P. Chao, MD performed more central DEXA, musculoskeletal imaging, spine imaging, thoracic (chest) imaging, ultrasound (sonogram), and X-rays procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Volume:

abdominal imaging

CT scan

In 2012, Dr. Richard P. Chao, MD performed more abdominal imaging, CT scan, knee X-ray, MRI (magnetic resonance imaging), neck imaging, and pelvic imaging procedures for Medicare patients than 75% of providers in related specialties within California.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2012 were X-rays, CT scan, thoracic (chest) imaging and musculoskeletal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	1035
brain imaging (neuroimaging)	263
breast procedures	368
CT scan	1506
diagnostic imaging	37
eye procedures	12
hip imaging	183
MRI (magnetic resonance imaging)	617
musculoskeletal imaging	1109
neck imaging	74
nuclear scan	91
pelvic imaging	741
preventive care	280
sinus imaging	17
spinal procedures	704
thoracic (chest) imaging	1408
ultrasound (sonogram)	764
vascular procedures	135
women's imaging	389
X-rays	2388

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2013 were X-rays, thoracic (chest) imaging, CT scan and musculoskeletal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	992
brain imaging (neuroimaging)	254
breast procedures	466
CT scan	1402
diagnostic imaging	56
hip imaging	169
MRI (magnetic resonance imaging)	590
musculoskeletal imaging	1190
neck imaging	66
nuclear scan	92
pelvic imaging	746
preventive care	347
spinal procedures	661
thoracic (chest) imaging	1488
ultrasound (sonogram)	774
vascular procedures	179
women's imaging	492
X-rays	2708

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	1156
Female	1938

**Ethnicity**
Non-Hispanic White	213
Black	0
Hispanic	469
Asian	2323
Other	67
Native American	0

**Age**
From 65 to 74	1254
From 75 to 84	1172
85 and over	468
Less than 65	200

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2013

Hypertension	75
High Cholesterol	67
Stroke	3
Ischemic Heart Disease	44
Depression	12
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	29
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	48
Dementia	17
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2014 were X-rays, thoracic (chest) imaging, CT scan and musculoskeletal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	577
brain imaging (neuroimaging)	135
breast procedures	157
CT scan	849
diagnostic imaging	49
hip imaging	94
MRI (magnetic resonance imaging)	221
musculoskeletal imaging	666
neck imaging	24
nuclear scan	80
pelvic imaging	441
preventive care	52
spinal procedures	353
thoracic (chest) imaging	1014
ultrasound (sonogram)	496
vascular procedures	106
women's imaging	170
X-rays	1526

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	793
Female	1336

**Ethnicity**
Non-Hispanic White	131
Black	0
Hispanic	281
Asian	1650
Other	56
Native American	0

**Age**
From 65 to 74	852
From 75 to 84	838
85 and over	308
Less than 65	131

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2014

Hypertension	75
High Cholesterol	68
Stroke	3
Ischemic Heart Disease	42
Depression	14
Chronic Kidney Disease	30
Asthma	8
Osteoperosis	27
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	49
Dementia	16
Cancer	21

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2015 were X-rays, thoracic (chest) imaging, CT scan and musculoskeletal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	520
brain imaging (neuroimaging)	151
breast procedures	237
CT scan	827
diagnostic imaging	43
hip imaging	85
MRI (magnetic resonance imaging)	212
musculoskeletal imaging	655
neck imaging	55
nuclear scan	85
pelvic imaging	390
preventive care	122
spinal procedures	298
thoracic (chest) imaging	1029
ultrasound (sonogram)	392
vascular procedures	38
women's imaging	248
X-rays	1600

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	1628
Female	2652

**Ethnicity**
Non-Hispanic White	276
Black	0
Hispanic	548
Asian	3330
Other	0
Native American	0

**Age**
From 65 to 74	1674
From 75 to 84	1680
85 and over	668
Less than 65	258

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2015

Hypertension	75
High Cholesterol	68
Stroke	4
Ischemic Heart Disease	41
Depression	15
Chronic Kidney Disease	35
Asthma	15
Osteoperosis	28
Atrial Fibrilation	8
Heart Failure	18
Chronic Obstructive Pulmonary Disease	19
Diabetes	47
Dementia	19
Cancer	20

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2016 were X-rays, thoracic (chest) imaging, CT scan and musculoskeletal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	561
brain imaging (neuroimaging)	151
breast procedures	389
CT scan	812
diagnostic imaging	58
eye procedures	12
hip imaging	49
MRI (magnetic resonance imaging)	432
musculoskeletal imaging	695
neck imaging	83
nuclear scan	70
pelvic imaging	382
preventive care	207
spinal procedures	520
thoracic (chest) imaging	1046
ultrasound (sonogram)	520
vascular procedures	55
women's imaging	403
X-rays	1768

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	924
Female	1552

**Ethnicity**
Non-Hispanic White	155
Black	21
Hispanic	347
Asian	1885
Other	68
Native American	0

**Age**
From 65 to 74	1007
From 75 to 84	941
85 and over	363
Less than 65	165

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2016

Hypertension	75
High Cholesterol	66
Stroke	4
Ischemic Heart Disease	42
Depression	17
Chronic Kidney Disease	39
Asthma	19
Osteoperosis	29
Atrial Fibrilation	7
Heart Failure	17
Chronic Obstructive Pulmonary Disease	18
Diabetes	45
Dementia	18
Cancer	18

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2017 were X-rays, thoracic (chest) imaging, CT scan and musculoskeletal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	579
brain imaging (neuroimaging)	158
breast procedures	419
CT scan	875
diagnostic imaging	51
hip imaging	20
MRI (magnetic resonance imaging)	286
musculoskeletal imaging	625
neck imaging	49
nuclear scan	80
pelvic imaging	385
preventive care	248
spinal procedures	408
thoracic (chest) imaging	1082
ultrasound (sonogram)	517
vascular procedures	79
women's imaging	430
X-rays	1712

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	871
Female	1497

**Ethnicity**
Non-Hispanic White	142
Black	0
Hispanic	295
Asian	1820
Other	0
Native American	0

**Age**
From 65 to 74	968
From 75 to 84	903
85 and over	368
Less than 65	129

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2017

Hypertension	75
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	44
Depression	19
Chronic Kidney Disease	43
Asthma	8
Osteoperosis	29
Atrial Fibrilation	8
Heart Failure	19
Chronic Obstructive Pulmonary Disease	19
Diabetes	47
Dementia	19
Cancer	19

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2018 were X-rays, CT scan, ultrasound (sonogram) and abdominal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	612
brain imaging (neuroimaging)	139
breast procedures	549
CT scan	826
diagnostic imaging	71
hip imaging	19
MRI (magnetic resonance imaging)	202
musculoskeletal imaging	608
neck imaging	71
nuclear scan	51
pelvic imaging	384
preventive care	318
spinal procedures	331
thoracic (chest) imaging	459
ultrasound (sonogram)	687
vascular procedures	84
women's imaging	564
X-rays	1181

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	888
Female	1522

**Ethnicity**
Non-Hispanic White	128
Black	0
Hispanic	254
Asian	1932
Other	73
Native American	0

**Age**
From 65 to 74	1030
From 75 to 84	868
85 and over	368
Less than 65	144

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2018

Hypertension	75
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	42
Depression	17
Chronic Kidney Disease	44
Asthma	8
Osteoperosis	29
Atrial Fibrilation	7
Heart Failure	17
Chronic Obstructive Pulmonary Disease	20
Diabetes	47
Dementia	18
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2019 were X-rays, CT scan, musculoskeletal imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	606
brain imaging (neuroimaging)	103
breast procedures	592
CT scan	834
diagnostic imaging	85
hip imaging	32
MRI (magnetic resonance imaging)	138
musculoskeletal imaging	702
neck imaging	84
nuclear scan	50
pelvic imaging	367
preventive care	329
spinal procedures	311
thoracic (chest) imaging	467
ultrasound (sonogram)	673
vascular procedures	73
women's imaging	604
X-rays	1327

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	879
Female	1571

**Ethnicity**
Non-Hispanic White	112
Black	20
Hispanic	261
Asian	1981
Other	76
Native American	0

**Age**
From 65 to 74	1073
From 75 to 84	875
85 and over	367
Less than 65	135

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2019

Hypertension	75
High Cholesterol	74
Stroke	4
Ischemic Heart Disease	41
Depression	16
Chronic Kidney Disease	44
Asthma	7
Osteoperosis	30
Atrial Fibrilation	8
Heart Failure	19
Chronic Obstructive Pulmonary Disease	19
Diabetes	47
Dementia	18
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2020 were X-rays, CT scan, abdominal imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	361
brain imaging (neuroimaging)	48
breast procedures	265
CT scan	433
diagnostic imaging	40
MRI (magnetic resonance imaging)	77
musculoskeletal imaging	235
neck imaging	46
nuclear scan	34
pelvic imaging	224
preventive care	153
spinal procedures	134
thoracic (chest) imaging	246
ultrasound (sonogram)	339
women's imaging	277
X-rays	503

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	470
Female	816

**Ethnicity**
Non-Hispanic White	61
Black	19
Hispanic	143
Asian	1023
Other	40
Native American	0

**Age**
From 65 to 74	608
From 75 to 84	422
85 and over	164
Less than 65	92

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2020

Hypertension	72
High Cholesterol	69
Stroke	3
Ischemic Heart Disease	40
Depression	16
Chronic Kidney Disease	45
Asthma	8
Osteoperosis	27
Atrial Fibrilation	6
Heart Failure	17
Chronic Obstructive Pulmonary Disease	18
Diabetes	46
Dementia	16
Cancer	22

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2021 were X-rays, CT scan, ultrasound (sonogram) and abdominal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	470
brain imaging (neuroimaging)	95
breast procedures	379
CT scan	693
diagnostic imaging	49
hip imaging	23
MRI (magnetic resonance imaging)	209
musculoskeletal imaging	433
neck imaging	64
nuclear scan	47
pelvic imaging	303
preventive care	238
spinal procedures	238
thoracic (chest) imaging	394
ultrasound (sonogram)	505
vascular procedures	75
women's imaging	395
X-rays	767

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	686
Female	1194

**Ethnicity**
Non-Hispanic White	58
Black	0
Hispanic	194
Asian	1552
Other	63
Native American	0

**Age**
From 65 to 74	866
From 75 to 84	635
85 and over	301
Less than 65	78

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	3
Ischemic Heart Disease	38
Depression	16
Chronic Kidney Disease	53
Asthma	8
Osteoperosis	31
Atrial Fibrilation	6
Heart Failure	15
Chronic Obstructive Pulmonary Disease	17
Diabetes	49
Dementia	16
Cancer	18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA during 2022 were X-rays, CT scan, ultrasound (sonogram) and abdominal imaging.

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

abdominal imaging	644
brain imaging (neuroimaging)	129
breast procedures	479
CT scan	923
diagnostic imaging	72
hip imaging	80
MRI (magnetic resonance imaging)	492
musculoskeletal imaging	631
neck imaging	101
nuclear scan	47
pelvic imaging	383
preventive care	285
spinal procedures	437
thoracic (chest) imaging	488
ultrasound (sonogram)	728
vascular procedures	122
women's imaging	496
X-rays	963

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Male	896
Female	1518

**Ethnicity**
Non-Hispanic White	77
Black	11
Hispanic	213
Asian	2030
Other	83
Native American	0

**Age**
From 65 to 74	1160
From 75 to 84	805
85 and over	340
Less than 65	109

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	30
Depression	15
Chronic Kidney Disease	38
Asthma	11
Osteoperosis	41
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	21
Diabetes	49
Dementia	9
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Richard P. Chao, MD for Medicare patients.

The highest averages for the top procedures that Dr. Richard P. Chao, MD treated as a diagnostic radiologist in Alhambra, CA were X-rays, CT scan, thoracic (chest) imaging and musculoskeletal imaging.

abdominal imaging	632
brain imaging (neuroimaging)	147
breast procedures	390
CT scan	907
diagnostic imaging	55
eye procedures	12
hip imaging	75
MRI (magnetic resonance imaging)	316
musculoskeletal imaging	686
neck imaging	65
nuclear scan	66
pelvic imaging	431
preventive care	234
sinus imaging	17
spinal procedures	399
thoracic (chest) imaging	829
ultrasound (sonogram)	581
vascular procedures	94
women's imaging	406
X-rays	1494

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Richard P. Chao, MD.

**Gender**
Female	1417
Male	835

**Ethnicity**
Black / African American	6
Asian / Pacific Islander	1775
Non-Hispanic White	123
Native American / Alaskan Native	0
Hispanic	273
Other	47

**Age**
85 and over	337
75 to 84	830
Less than 65	131
65 to 74	953

Average of Total of Conditions of Medicare patients treated by Dr. Richard P. Chao, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Richard P. Chao, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	67
High Cholesterol	62
Stroke	3
Ischemic Heart Disease	36
Depression	14
Chronic Kidney Disease	36
Asthma	9
Osteoporosis	27
Heart Failure	14
Chronic Obstructive Pulmonary Disease	17
Diabetes	43
Atrial Fibrillation	6
Dementia	15
Cancer	17

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. Richard P. Chao, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Merz North America, Inc.	$147 $147
Millennium Pharmaceuticals, Inc.	$141 $141
Genentech USA, Inc.	$120 Kadcyla $120
Boston Scientific Corporation	$74 Superion Indirect Decompression System $30	GENERAL - PAIN MANAGEMENT $28	PAIN MANAGEMENT $15
GE Healthcare	$15 $15
Other	$14 3D Dimensions $14

**Types of Payments**
Food and Beverage	$510

Biography

Dr. Richard Chao works as a diagnostic radiology. He is a graduate of the University of California, San Diego (UCSD), School of Medicine.

Select Year:

Dr. Richard P. Chao, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Richard P. Chao, MD in 2023

By Volume:

By Volume:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Richard P. Chao, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Richard P. Chao, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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