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Dr. James Warren, MD

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Specializes in: Interventional Radiology/Diagnostic Radiology (IR/DR)

1702 Esplanade
Chico, CA 95926

(530) 898-0500

Dr. James Warren, MD is a radiologist in Chico, CA specializing in interventional radiology/diagnostic radiology (ir/dr).

Office Locations

1702 Esplanade
Chico, CA 95926

(530) 898-0500

(530) 898-9647

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2012 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	781
aspiration	54
brain imaging (neuroimaging)	503
breast procedures	731
cardiac procedures	78
CT scan	991
diagnostic imaging	76
gastrointestinal procedures	11
hip imaging	271
MRI (magnetic resonance imaging)	321
musculoskeletal imaging	631
neck imaging	37
nuclear scan	113
pelvic imaging	422
pleural drainage	28
preventive care	619
spinal procedures	344
stress testing	78
thoracic (chest) imaging	2830
ultrasound (sonogram)	560
vascular procedures	255
women's imaging	742
X-rays	4377

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2013 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	927
aspiration	50
brain imaging (neuroimaging)	555
breast procedures	325
cardiac procedures	107
CT scan	1212
diagnostic imaging	41
gastrointestinal procedures	36
hip imaging	329
MRI (magnetic resonance imaging)	454
musculoskeletal imaging	789
neck imaging	50
nuclear scan	161
pelvic imaging	563
pleural drainage	21
preventive care	258
spinal procedures	425
stress testing	107
thoracic (chest) imaging	3160
ultrasound (sonogram)	625
vascular procedures	241
women's imaging	344
X-rays	4453

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	2491
Female	3428

**Ethnicity**
Non-Hispanic White	5271
Black	73
Hispanic	373
Asian	66
Other	43
Native American	93

**Age**
From 65 to 74	2056
From 75 to 84	1613
85 and over	1034
Less than 65	1216

Conditions of Medicare patients treated by Dr. James Warren, MD in 2013

Hypertension	72
High Cholesterol	56
Stroke	10
Ischemic Heart Disease	37
Depression	27
Chronic Kidney Disease	37
Asthma	13
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	26
Chronic Obstructive Pulmonary Disease	31
Diabetes	34
Dementia	16
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2014 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	897
aspiration	44
brain imaging (neuroimaging)	520
breast procedures	716
cardiac procedures	112
CT scan	1264
diagnostic imaging	62
gastrointestinal procedures	36
hip imaging	377
injections	11
MRI (magnetic resonance imaging)	460
musculoskeletal imaging	896
neck imaging	45
nuclear scan	172
pelvic imaging	610
pleural drainage	16
preventive care	651
spinal procedures	544
stress testing	112
thoracic (chest) imaging	2936
ultrasound (sonogram)	712
vascular procedures	313
women's imaging	740
X-rays	4754

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	2501
Female	3900

**Ethnicity**
Non-Hispanic White	5649
Black	82
Hispanic	407
Asian	88
Other	55
Native American	120

**Age**
From 65 to 74	2367
From 75 to 84	1757
85 and over	1005
Less than 65	1272

Conditions of Medicare patients treated by Dr. James Warren, MD in 2014

Hypertension	70
High Cholesterol	56
Stroke	8
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	35
Asthma	12
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	23
Chronic Obstructive Pulmonary Disease	30
Diabetes	34
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2015 were X-rays, thoracic (chest) imaging, CT scan and women's imaging.

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	703
aspiration	19
brain imaging (neuroimaging)	592
breast procedures	959
cardiac procedures	65
CT scan	1274
diagnostic imaging	47
gastrointestinal procedures	27
hip imaging	292
MRI (magnetic resonance imaging)	428
musculoskeletal imaging	729
neck imaging	57
nuclear scan	105
pelvic imaging	604
pleural drainage	19
preventive care	856
spinal procedures	539
stress testing	65
thoracic (chest) imaging	2250
ultrasound (sonogram)	484
vascular procedures	199
women's imaging	981
X-rays	4103

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	4370
Female	7046

**Ethnicity**
Non-Hispanic White	10228
Black	94
Hispanic	716
Asian	130
Other	110
Native American	138

**Age**
From 65 to 74	4568
From 75 to 84	3098
85 and over	1804
Less than 65	1946

Conditions of Medicare patients treated by Dr. James Warren, MD in 2015

Hypertension	69
High Cholesterol	57
Stroke	9
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	35
Asthma	20
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	29
Diabetes	32
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2016 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	982
aspiration	50
brain imaging (neuroimaging)	688
breast procedures	203
cardiac procedures	75
CT scan	1623
diagnostic imaging	30
gastrointestinal procedures	30
hip imaging	83
MRI (magnetic resonance imaging)	580
musculoskeletal imaging	519
neck imaging	91
nuclear scan	149
pelvic imaging	636
pleural drainage	22
preventive care	189
spinal procedures	618
stress testing	75
thoracic (chest) imaging	2327
ultrasound (sonogram)	608
vascular procedures	246
women's imaging	219
X-rays	3057

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	2448
Female	3142

**Ethnicity**
Non-Hispanic White	4982
Black	56
Hispanic	368
Asian	44
Other	53
Native American	87

**Age**
From 65 to 74	2194
From 75 to 84	1507
85 and over	943
Less than 65	946

Conditions of Medicare patients treated by Dr. James Warren, MD in 2016

Hypertension	72
High Cholesterol	57
Stroke	10
Ischemic Heart Disease	35
Depression	27
Chronic Kidney Disease	40
Asthma	31
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	22
Chronic Obstructive Pulmonary Disease	28
Diabetes	33
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2017 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	767
brain imaging (neuroimaging)	749
breast procedures	88
cardiac procedures	79
CT scan	1378
diagnostic imaging	20
gastrointestinal procedures	54
hip imaging	69
MRI (magnetic resonance imaging)	480
musculoskeletal imaging	471
nuclear scan	143
pelvic imaging	590
preventive care	88
spinal procedures	455
stress testing	79
thoracic (chest) imaging	2247
ultrasound (sonogram)	284
vascular procedures	151
women's imaging	102
X-rays	2972

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	2157
Female	2829

**Ethnicity**
Non-Hispanic White	4424
Black	50
Hispanic	359
Asian	45
Other	46
Native American	62

**Age**
From 65 to 74	1878
From 75 to 84	1422
85 and over	849
Less than 65	837

Conditions of Medicare patients treated by Dr. James Warren, MD in 2017

Hypertension	74
High Cholesterol	56
Stroke	11
Ischemic Heart Disease	37
Depression	30
Chronic Kidney Disease	43
Asthma	12
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	25
Chronic Obstructive Pulmonary Disease	30
Diabetes	34
Dementia	18
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2018 were CT scan, abdominal imaging, MRI (magnetic resonance imaging) and brain imaging (neuroimaging).

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	442
brain imaging (neuroimaging)	352
cardiac procedures	24
CT scan	866
hip imaging	117
MRI (magnetic resonance imaging)	403
musculoskeletal imaging	179
neck imaging	22
nuclear scan	36
pelvic imaging	314
spinal procedures	186
stress testing	24
thoracic (chest) imaging	264
ultrasound (sonogram)	212
vascular procedures	84
X-rays	118

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	1198
Female	1501

**Ethnicity**
Non-Hispanic White	2330
Black	23
Hispanic	222
Asian	31
Other	38
Native American	55

**Age**
From 65 to 74	1084
From 75 to 84	760
85 and over	465
Less than 65	390

Conditions of Medicare patients treated by Dr. James Warren, MD in 2018

Hypertension	75
High Cholesterol	58
Stroke	10
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	41
Asthma	10
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	26
Chronic Obstructive Pulmonary Disease	30
Diabetes	34
Dementia	16
Cancer	17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2019 were MRI (magnetic resonance imaging), CT scan, abdominal imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	521
brain imaging (neuroimaging)	279
CT scan	593
hip imaging	158
MRI (magnetic resonance imaging)	611
musculoskeletal imaging	204
neck imaging	15
pelvic imaging	144
preventive care	27
spinal procedures	153
thoracic (chest) imaging	355
ultrasound (sonogram)	474
urologic procedures	57
vascular procedures	153

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	877
Female	1033

**Ethnicity**
Non-Hispanic White	1705
Black	14
Hispanic	126
Asian	17
Other	30
Native American	18

**Age**
From 65 to 74	943
From 75 to 84	617
85 and over	168
Less than 65	182

Conditions of Medicare patients treated by Dr. James Warren, MD in 2019

Hypertension	70
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	29
Depression	23
Chronic Kidney Disease	33
Asthma	8
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	23
Diabetes	27
Dementia	7
Cancer	24

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA during 2020 were MRI (magnetic resonance imaging), CT scan, abdominal imaging and brain imaging (neuroimaging).

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

abdominal imaging	266
brain imaging (neuroimaging)	220
CT scan	337
hip imaging	92
MRI (magnetic resonance imaging)	373
musculoskeletal imaging	92
pelvic imaging	104
preventive care	19
spinal procedures	56
thoracic (chest) imaging	205
ultrasound (sonogram)	200
vascular procedures	71

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	563
Female	617

**Ethnicity**
Non-Hispanic White	1047
Black	17
Hispanic	76
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	612
From 75 to 84	349
85 and over	108
Less than 65	111

Conditions of Medicare patients treated by Dr. James Warren, MD in 2020

Hypertension	65
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	34
Depression	22
Chronic Kidney Disease	34
Asthma	6
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	22
Diabetes	26
Dementia	7
Cancer	26

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

Volume of procedures performed by Dr. James Warren, MD for Medicare patients.

The highest averages for the top procedures that Dr. James Warren, MD treated as a radiologist in Chico, CA were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

abdominal imaging	698
aspiration	43
brain imaging (neuroimaging)	495
breast procedures	503
cardiac procedures	77
CT scan	1059
diagnostic imaging	46
gastrointestinal procedures	32
hip imaging	198
injections	11
MRI (magnetic resonance imaging)	456
musculoskeletal imaging	501
neck imaging	45
nuclear scan	125
pelvic imaging	443
pleural drainage	21
preventive care	338
spinal procedures	368
stress testing	77
thoracic (chest) imaging	1841
ultrasound (sonogram)	462
urologic procedures	57
vascular procedures	190
women's imaging	521
X-rays	3404

Average Medicare Patient Data From 2012 - 2020

Information about Medicare patients treated by Dr. James Warren, MD.

**Gender**
Male	1845
Female	2610

**Ethnicity**
Black / African American	45
Asian / Pacific Islander	46
Non-Hispanic White	3959
Native American / Alaskan Native	63
Hispanic	294
Other	44

**Age**
75 to 84	1235
85 and over	708
Less than 65	766
65 to 74	1744

Average of Total of Conditions of Medicare patients treated by Dr. James Warren, MD From 2012 - 2020

The highest averages of the most common conditions of Medicare patients that Dr. James Warren, MD treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	63
High Cholesterol	51
Stroke	7
Ischemic Heart Disease	30
Depression	23
Chronic Kidney Disease	33
Asthma	12
Osteoporosis	8
Heart Failure	19
Chronic Obstructive Pulmonary Disease	24
Diabetes	28
Atrial Fibrillation	14
Dementia	11
Cancer	15

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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Biography

Dr. James Warren is a specialist in interventional radiology/diagnostic radiology (IR/DR). He works in Chico, CA. Dr. Warren obtained a license to practice in California.

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Dr. James Warren, MD

Office Locations

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. James Warren, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Warren, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Warren, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Warren, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Warren, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Warren, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Warren, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. James Warren, MD in 2020

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

Average Medicare Patient Data From 2012 - 2020

Average of Total of Conditions of Medicare patients treated by Dr. James Warren, MD From 2012 - 2020

Education & Training

Ratings & Reviews

Biography

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