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Dr. Ronald J. Otto, MD

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Specializes in: Diagnostic Radiology

University of Illinois College of Medicine at Chicago

2301 Bahamas Drive
Bakersfield, CA 93309

(661) 326-9600

Dr. Ronald J. Otto, MD is a diagnostic radiologist in Bakersfield, CA specializing in diagnostic radiology. He graduated from University of Illinois College of Medicine at Chicago. Dr. Ronald J. Otto, MD is affiliated with Dignity Health.

Office Locations

Dignity Health

2301 Bahamas Drive
Bakersfield, CA 93309

(661) 326-9600

(661) 334-3065

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4445 Magnolia Avenue
Riverside, CA 92501

(951) 788-3400

(951) 788-3194

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Noteworthy Medicare Patient Procedures Performed by Dr. Ronald J. Otto, MD in 2023

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

Top 10%

By Volume:

spine imaging

In 2023, Dr. Ronald J. Otto, MD performed more spine imaging procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Volume:

MRI

neck CT scan

In 2012, Dr. Ronald J. Otto, MD performed more MRI (magnetic resonance imaging), and neck CT scan 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. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2012 were X-rays, thoracic (chest) imaging, MRI (magnetic resonance imaging) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	297
brain imaging (neuroimaging)	501
CT scan	407
gastrointestinal procedures	35
hip imaging	47
MRI (magnetic resonance imaging)	607
musculoskeletal imaging	82
neck imaging	44
pelvic imaging	135
spinal procedures	235
thoracic (chest) imaging	1342
ultrasound (sonogram)	249
vascular procedures	178
X-rays	1384

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2013 were X-rays, thoracic (chest) imaging, MRI (magnetic resonance imaging) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	331
brain imaging (neuroimaging)	546
CT scan	402
gastrointestinal procedures	32
hip imaging	46
MRI (magnetic resonance imaging)	575
musculoskeletal imaging	85
neck imaging	42
pelvic imaging	137
spinal procedures	197
thoracic (chest) imaging	1736
ultrasound (sonogram)	316
vascular procedures	245
X-rays	1790

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	852
Female	1178

**Ethnicity**
Non-Hispanic White	1139
Black	251
Hispanic	515
Asian	88
Other	0
Native American	0

**Age**
From 65 to 74	646
From 75 to 84	588
85 and over	355
Less than 65	441

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2013

Hypertension	75
High Cholesterol	64
Stroke	19
Ischemic Heart Disease	55
Depression	33
Chronic Kidney Disease	50
Asthma	15
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	46
Chronic Obstructive Pulmonary Disease	37
Diabetes	50
Dementia	25
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2014 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	453
brain imaging (neuroimaging)	529
cardiac procedures	34
CT scan	758
gastrointestinal procedures	25
hip imaging	86
MRI (magnetic resonance imaging)	294
musculoskeletal imaging	196
neck imaging	14
nuclear scan	34
pelvic imaging	244
spinal procedures	217
stress testing	34
thoracic (chest) imaging	2124
ultrasound (sonogram)	388
vascular procedures	275
X-rays	2370

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	1133
Female	1405

**Ethnicity**
Non-Hispanic White	1466
Black	333
Hispanic	588
Asian	105
Other	35
Native American	11

**Age**
From 65 to 74	784
From 75 to 84	725
85 and over	449
Less than 65	580

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2014

Hypertension	75
High Cholesterol	66
Stroke	19
Ischemic Heart Disease	62
Depression	33
Chronic Kidney Disease	56
Asthma	17
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	51
Chronic Obstructive Pulmonary Disease	38
Diabetes	54
Dementia	25
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2015 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	448
brain imaging (neuroimaging)	580
cardiac procedures	48
CT scan	824
hip imaging	75
MRI (magnetic resonance imaging)	332
musculoskeletal imaging	159
nuclear scan	48
pelvic imaging	298
spinal procedures	181
stress testing	48
thoracic (chest) imaging	1939
ultrasound (sonogram)	286
vascular procedures	199
X-rays	2068

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	2160
Female	2836

**Ethnicity**
Non-Hispanic White	2830
Black	676
Hispanic	1198
Asian	186
Other	78
Native American	28

**Age**
From 65 to 74	1572
From 75 to 84	1508
85 and over	792
Less than 65	1124

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2015

Hypertension	75
High Cholesterol	68
Stroke	19
Ischemic Heart Disease	60
Depression	35
Chronic Kidney Disease	57
Asthma	28
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	51
Chronic Obstructive Pulmonary Disease	39
Diabetes	55
Dementia	27
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2016 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	442
brain imaging (neuroimaging)	559
cardiac procedures	50
CT scan	861
hip imaging	13
MRI (magnetic resonance imaging)	258
musculoskeletal imaging	120
neck imaging	12
nuclear scan	50
pelvic imaging	281
spinal procedures	169
stress testing	50
thoracic (chest) imaging	2078
ultrasound (sonogram)	277
vascular procedures	211
X-rays	2129

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	1131
Female	1407

**Ethnicity**
Non-Hispanic White	1481
Black	315
Hispanic	605
Asian	84
Other	41
Native American	12

**Age**
From 65 to 74	854
From 75 to 84	696
85 and over	409
Less than 65	579

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2016

Hypertension	75
High Cholesterol	67
Stroke	18
Ischemic Heart Disease	61
Depression	37
Chronic Kidney Disease	62
Asthma	44
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	52
Chronic Obstructive Pulmonary Disease	42
Diabetes	54
Dementia	28
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2017 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	479
brain imaging (neuroimaging)	682
cardiac procedures	45
CT scan	1009
gastrointestinal procedures	13
hip imaging	16
MRI (magnetic resonance imaging)	305
musculoskeletal imaging	170
neck imaging	30
nuclear scan	57
pelvic imaging	307
spinal procedures	269
stress testing	45
thoracic (chest) imaging	2339
ultrasound (sonogram)	363
vascular procedures	317
X-rays	2460

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	1276
Female	1544

**Ethnicity**
Non-Hispanic White	1586
Black	394
Hispanic	691
Asian	81
Other	56
Native American	12

**Age**
From 65 to 74	948
From 75 to 84	728
85 and over	460
Less than 65	684

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2017

Hypertension	75
High Cholesterol	68
Stroke	20
Ischemic Heart Disease	60
Depression	38
Chronic Kidney Disease	65
Asthma	16
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	54
Chronic Obstructive Pulmonary Disease	42
Diabetes	57
Dementia	29
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2018 were CT scan, brain imaging (neuroimaging), abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	406
brain imaging (neuroimaging)	547
cardiac procedures	17
CT scan	877
gastrointestinal procedures	16
hip imaging	13
MRI (magnetic resonance imaging)	220
musculoskeletal imaging	134
neck imaging	16
nuclear scan	17
pelvic imaging	299
spinal procedures	157
stress testing	17
thoracic (chest) imaging	106
ultrasound (sonogram)	288
vascular procedures	269
X-rays	139

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	1001
Female	1228

**Ethnicity**
Non-Hispanic White	1207
Black	337
Hispanic	558
Asian	75
Other	40
Native American	12

**Age**
From 65 to 74	750
From 75 to 84	579
85 and over	379
Less than 65	521

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2018

Hypertension	75
High Cholesterol	71
Stroke	21
Ischemic Heart Disease	61
Depression	38
Chronic Kidney Disease	65
Asthma	13
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	56
Chronic Obstructive Pulmonary Disease	42
Diabetes	57
Dementia	29
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2019 were spinal procedures, MRI (magnetic resonance imaging), CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	32
brain imaging (neuroimaging)	270
CT scan	305
MRI (magnetic resonance imaging)	402
musculoskeletal imaging	64
neck imaging	24
spinal procedures	430
thoracic (chest) imaging	27
ultrasound (sonogram)	32
vascular procedures	14
X-rays	126

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	392
Female	697

**Ethnicity**
Non-Hispanic White	562
Black	135
Hispanic	301
Asian	66
Other	0
Native American	0

**Age**
From 65 to 74	465
From 75 to 84	300
85 and over	102
Less than 65	222

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2019

Hypertension	72
High Cholesterol	63
Stroke	8
Ischemic Heart Disease	39
Depression	29
Chronic Kidney Disease	42
Asthma	10
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	27
Chronic Obstructive Pulmonary Disease	19
Diabetes	44
Dementia	13
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2020 were MRI (magnetic resonance imaging), spinal procedures, brain imaging (neuroimaging) and CT scan.

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	33
brain imaging (neuroimaging)	184
breast procedures	21
CT scan	172
MRI (magnetic resonance imaging)	243
musculoskeletal imaging	37
neck imaging	20
preventive care	21
spinal procedures	195
thoracic (chest) imaging	23
ultrasound (sonogram)	49
vascular procedures	16
women's imaging	21
X-rays	79

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	323
Female	530

**Ethnicity**
Non-Hispanic White	463
Black	106
Hispanic	229
Asian	34
Other	0
Native American	0

**Age**
From 65 to 74	400
From 75 to 84	217
85 and over	78
Less than 65	158

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2020

Hypertension	72
High Cholesterol	64
Stroke	9
Ischemic Heart Disease	39
Depression	26
Chronic Kidney Disease	43
Asthma	11
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	29
Chronic Obstructive Pulmonary Disease	22
Diabetes	46
Dementia	15
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2021 were MRI (magnetic resonance imaging), brain imaging (neuroimaging), spinal procedures and CT scan.

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

brain imaging (neuroimaging)	234
CT scan	196
MRI (magnetic resonance imaging)	289
musculoskeletal imaging	23
neck imaging	28
spinal procedures	202
X-rays	23

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	263
Female	461

**Ethnicity**
Non-Hispanic White	345
Black	86
Hispanic	229
Asian	45
Other	0
Native American	0

**Age**
From 65 to 74	320
From 75 to 84	189
85 and over	81
Less than 65	134

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2021

Hypertension	74
High Cholesterol	63
Stroke	11
Ischemic Heart Disease	36
Depression	27
Chronic Kidney Disease	41
Asthma	11
Osteoperosis	11
Atrial Fibrilation	7
Heart Failure	21
Chronic Obstructive Pulmonary Disease	20
Diabetes	46
Dementia	18
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA during 2022 were MRI (magnetic resonance imaging), spinal procedures, CT scan and X-rays.

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

abdominal imaging	83
brain imaging (neuroimaging)	270
breast procedures	195
CT scan	367
diagnostic imaging	47
MRI (magnetic resonance imaging)	424
musculoskeletal imaging	80
neck imaging	25
pelvic imaging	83
preventive care	105
spinal procedures	414
thoracic (chest) imaging	63
ultrasound (sonogram)	43
vascular procedures	11
women's imaging	195
X-rays	311

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	503
Female	957

**Ethnicity**
Non-Hispanic White	832
Black	134
Hispanic	324
Asian	99
Other	0
Native American	0

**Age**
From 65 to 74	720
From 75 to 84	414
85 and over	130
Less than 65	196

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	30
Depression	26
Chronic Kidney Disease	24
Asthma	15
Osteoperosis	19
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	22
Diabetes	41
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ronald J. Otto, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ronald J. Otto, MD treated as a diagnostic radiologist in Bakersfield, CA were thoracic (chest) imaging, X-rays, CT scan and brain imaging (neuroimaging).

abdominal imaging	300
brain imaging (neuroimaging)	445
breast procedures	108
cardiac procedures	38
CT scan	561
diagnostic imaging	47
gastrointestinal procedures	24
hip imaging	42
MRI (magnetic resonance imaging)	359
musculoskeletal imaging	104
neck imaging	25
nuclear scan	41
pelvic imaging	223
preventive care	63
spinal procedures	242
stress testing	38
thoracic (chest) imaging	1177
ultrasound (sonogram)	229
vascular procedures	173
women's imaging	108
X-rays	1170

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ronald J. Otto, MD.

**Gender**
Male	821
Female	1113

**Ethnicity**
Black / African American	251
Asian / Pacific Islander	78
Non-Hispanic White	1082
Native American / Alaskan Native	6
Hispanic	476
Other	22

**Age**
75 to 84	540
85 and over	294
Less than 65	421
65 to 74	678

Average of Total of Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD From 2012 - 2022

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

Hypertension	67
High Cholesterol	60
Stroke	14
Ischemic Heart Disease	45
Depression	29
Chronic Kidney Disease	45
Asthma	16
Osteoporosis	9
Heart Failure	36
Chronic Obstructive Pulmonary Disease	29
Diabetes	45
Atrial Fibrillation	13
Dementia	19
Cancer	11

Education & Training

Dr. Ronald J. Otto, MD graduated from University of Illinois College of Medicine at Chicago. He completed residency at University of Illinois Affiliated Hospitals. He has a state license in California.

Medical School: University of Illinois College of Medicine at Chicago

Residency: University of Illinois Affiliated Hospitals

Licensed In: California

Affiliations & Hospitals

Dr. Ronald J. Otto, MD is associated with these hospitals and organizations:

Dignity Health

Ratings & Reviews

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Biography

Dr. Ronald Otto is a diagnostic radiology specialist in Riverside, CA and Bakersfield, CA. He is affiliated with Dignity Health. Dignity Health reports that Dr. Otto is not accepting new patients. He attended the University of Illinois College of Medicine at Chicago and then went on to complete his residency at a hospital affiliated with the University of Illinois.

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Dr. Ronald J. Otto, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Ronald J. Otto, 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. Ronald J. Otto, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ronald J. Otto, 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. Ronald J. Otto, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

Biography

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