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Dr. Gerald Dennis Main, MD

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Specializes in: Nuclear Medicine and Diagnostic Radiology

602 Exeter Lane
Cambria, CA 93428

(805) 927-3713

Dr. Gerald Dennis Main, MD is a nuclear medicine specialist in Cambria, CA specializing in nuclear medicine and diagnostic radiology. Dr. Gerald Dennis Main, MD is affiliated with Adventist Health Tulare, HANFORD COMMUNITY HOSPITAL and REEDLEY COMMUNITY HOSPITAL.

Office Locations

602 Exeter Lane
Cambria, CA 93428

(805) 927-3713

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Noteworthy Medicare Patient Procedures Performed by Dr. Gerald Dennis Main, MD in 2023

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

Top 10%

By Affordability:

CT scan

In 2023, Dr. Gerald Dennis Main, MD had a list price for CT scan that was lower than the list prices billed to Medicare by 90% of providers in related specialties within California. 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. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2012 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	371
brain imaging (neuroimaging)	294
breast procedures	153
cardiac procedures	11
CT scan	622
hip imaging	79
MRI (magnetic resonance imaging)	12
musculoskeletal imaging	154
nuclear scan	11
pelvic imaging	199
preventive care	153
spinal procedures	60
stress testing	11
thoracic (chest) imaging	2120
ultrasound (sonogram)	263
vascular procedures	131
women's imaging	153
X-rays	2454

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2013 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	413
brain imaging (neuroimaging)	394
breast procedures	290
CT scan	759
diagnostic imaging	15
hip imaging	100
MRI (magnetic resonance imaging)	31
musculoskeletal imaging	198
pelvic imaging	233
preventive care	275
spinal procedures	79
thoracic (chest) imaging	2542
ultrasound (sonogram)	343
vascular procedures	198
women's imaging	290
X-rays	3062

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	983
Female	1554

**Ethnicity**
Non-Hispanic White	1478
Black	188
Hispanic	713
Asian	112
Other	28
Native American	18

**Age**
From 65 to 74	790
From 75 to 84	765
85 and over	456
Less than 65	526

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2013

Hypertension	75
High Cholesterol	53
Stroke	10
Ischemic Heart Disease	59
Depression	26
Chronic Kidney Disease	42
Asthma	20
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	43
Chronic Obstructive Pulmonary Disease	34
Diabetes	46
Dementia	19
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2014 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	312
brain imaging (neuroimaging)	253
breast procedures	136
CT scan	537
hip imaging	73
MRI (magnetic resonance imaging)	13
musculoskeletal imaging	175
neck imaging	11
pelvic imaging	174
preventive care	136
spinal procedures	59
thoracic (chest) imaging	1651
ultrasound (sonogram)	287
vascular procedures	150
women's imaging	136
X-rays	1965

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	756
Female	1187

**Ethnicity**
Non-Hispanic White	1197
Black	119
Hispanic	520
Asian	78
Other	14
Native American	15

**Age**
From 65 to 74	657
From 75 to 84	554
85 and over	352
Less than 65	380

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2014

Hypertension	75
High Cholesterol	54
Stroke	10
Ischemic Heart Disease	56
Depression	27
Chronic Kidney Disease	42
Asthma	20
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	41
Chronic Obstructive Pulmonary Disease	32
Diabetes	46
Dementia	21
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2015 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	376
aspiration	17
brain imaging (neuroimaging)	319
breast procedures	195
CT scan	660
diagnostic imaging	13
hip imaging	70
MRI (magnetic resonance imaging)	56
musculoskeletal imaging	201
pelvic imaging	214
pleural drainage	17
preventive care	182
spinal procedures	64
thoracic (chest) imaging	2150
ultrasound (sonogram)	278
vascular procedures	145
women's imaging	195
X-rays	2514

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	1724
Female	2702

**Ethnicity**
Non-Hispanic White	2584
Black	296
Hispanic	1258
Asian	212
Other	44
Native American	32

**Age**
From 65 to 74	1460
From 75 to 84	1316
85 and over	780
Less than 65	870

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2015

Hypertension	75
High Cholesterol	52
Stroke	12
Ischemic Heart Disease	55
Depression	28
Chronic Kidney Disease	43
Asthma	26
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	41
Chronic Obstructive Pulmonary Disease	31
Diabetes	46
Dementia	19
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2016 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	277
aspiration	13
brain imaging (neuroimaging)	281
breast procedures	113
CT scan	480
MRI (magnetic resonance imaging)	47
musculoskeletal imaging	102
pelvic imaging	152
pleural drainage	13
preventive care	113
spinal procedures	26
thoracic (chest) imaging	1796
ultrasound (sonogram)	240
vascular procedures	143
women's imaging	113
X-rays	2006

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	716
Female	1164

**Ethnicity**
Non-Hispanic White	1021
Black	132
Hispanic	594
Asian	103
Other	0
Native American	0

**Age**
From 65 to 74	647
From 75 to 84	553
85 and over	320
Less than 65	360

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2016

Hypertension	75
High Cholesterol	52
Stroke	12
Ischemic Heart Disease	57
Depression	26
Chronic Kidney Disease	50
Asthma	39
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	44
Chronic Obstructive Pulmonary Disease	33
Diabetes	50
Dementia	19
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2017 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	387
brain imaging (neuroimaging)	410
breast procedures	97
CT scan	721
MRI (magnetic resonance imaging)	71
musculoskeletal imaging	105
pelvic imaging	219
preventive care	97
spinal procedures	102
thoracic (chest) imaging	2399
ultrasound (sonogram)	348
vascular procedures	228
women's imaging	97
X-rays	2613

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	965
Female	1353

**Ethnicity**
Non-Hispanic White	1225
Black	160
Hispanic	758
Asian	137
Other	0
Native American	0

**Age**
From 65 to 74	809
From 75 to 84	628
85 and over	394
Less than 65	487

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2017

Hypertension	75
High Cholesterol	51
Stroke	13
Ischemic Heart Disease	56
Depression	27
Chronic Kidney Disease	52
Asthma	19
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	50
Chronic Obstructive Pulmonary Disease	35
Diabetes	49
Dementia	20
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2018 were CT scan, X-rays, abdominal imaging and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	366
aspiration	15
brain imaging (neuroimaging)	349
breast procedures	189
CT scan	636
MRI (magnetic resonance imaging)	100
musculoskeletal imaging	163
neck imaging	11
pelvic imaging	221
pleural drainage	15
preventive care	189
spinal procedures	72
thoracic (chest) imaging	131
ultrasound (sonogram)	341
vascular procedures	182
women's imaging	189
X-rays	404

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	942
Female	1361

**Ethnicity**
Non-Hispanic White	1258
Black	146
Hispanic	748
Asian	110
Other	27
Native American	14

**Age**
From 65 to 74	852
From 75 to 84	665
85 and over	349
Less than 65	437

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2018

Hypertension	75
High Cholesterol	54
Stroke	13
Ischemic Heart Disease	50
Depression	25
Chronic Kidney Disease	50
Asthma	16
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	46
Chronic Obstructive Pulmonary Disease	35
Diabetes	47
Dementia	18
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2019 were CT scan, brain imaging (neuroimaging), abdominal imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	1392
aspiration	55
brain imaging (neuroimaging)	1530
breast procedures	121
CT scan	3055
gastrointestinal procedures	43
hip imaging	16
image guided procedures	16
minimally invasive procedures	16
MRI (magnetic resonance imaging)	352
musculoskeletal imaging	465
neck imaging	83
pelvic imaging	985
pleural drainage	25
preventive care	121
spinal procedures	507
thoracic (chest) imaging	515
ultrasound (sonogram)	1140
vascular procedures	627
women's imaging	121
X-rays	923

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	1882
Female	2624

**Ethnicity**
Non-Hispanic White	2383
Black	313
Hispanic	1467
Asian	260
Other	55
Native American	28

**Age**
From 65 to 74	1605
From 75 to 84	1292
85 and over	759
Less than 65	850

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2019

Hypertension	75
High Cholesterol	54
Stroke	10
Ischemic Heart Disease	50
Depression	25
Chronic Kidney Disease	49
Asthma	16
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	46
Chronic Obstructive Pulmonary Disease	31
Diabetes	49
Dementia	18
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	18
Female	42

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	25
From 75 to 84	20
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2020

Hypertension	75
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	38
Depression	0
Chronic Kidney Disease	40
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	25
Diabetes	45
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA during 2022 were CT scan, brain imaging (neuroimaging), abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

abdominal imaging	117
brain imaging (neuroimaging)	157
CT scan	348
MRI (magnetic resonance imaging)	16
musculoskeletal imaging	13
pelvic imaging	105
spinal procedures	59
thoracic (chest) imaging	43
ultrasound (sonogram)	37
vascular procedures	25
X-rays	13

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	314
Female	384

**Ethnicity**
Non-Hispanic White	474
Black	67
Hispanic	113
Asian	30
Other	0
Native American	0

**Age**
From 65 to 74	238
From 75 to 84	225
85 and over	136
Less than 65	99

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	26
Ischemic Heart Disease	52
Depression	37
Chronic Kidney Disease	39
Asthma	15
Osteoperosis	15
Atrial Fibrilation	33
Heart Failure	44
Chronic Obstructive Pulmonary Disease	35
Diabetes	50
Dementia	28
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gerald Dennis Main, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gerald Dennis Main, MD treated as a nuclear medicine specialist in Cambria, CA were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

abdominal imaging	445
aspiration	25
brain imaging (neuroimaging)	443
breast procedures	161
cardiac procedures	11
CT scan	868
diagnostic imaging	14
gastrointestinal procedures	43
hip imaging	67
image guided procedures	16
minimally invasive procedures	16
MRI (magnetic resonance imaging)	77
musculoskeletal imaging	175
neck imaging	35
nuclear scan	11
pelvic imaging	278
pleural drainage	17
preventive care	158
spinal procedures	114
stress testing	11
thoracic (chest) imaging	1483
ultrasound (sonogram)	364
vascular procedures	203
women's imaging	161
X-rays	1772

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gerald Dennis Main, MD.

**Gender**
Male	830
Female	1237

**Ethnicity**
Black / African American	142
Asian / Pacific Islander	104
Non-Hispanic White	1162
Hispanic	619
Native American / Alaskan Native	10
Other	16

**Age**
75 to 84	601
85 and over	354
Less than 65	400
65 to 74	708

Average of Total of Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD From 2012 - 2022

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

Hypertension	67
High Cholesterol	50
Stroke	10
Ischemic Heart Disease	47
Depression	22
Chronic Kidney Disease	40
Asthma	17
Osteoporosis	7
Heart Failure	37
Chronic Obstructive Pulmonary Disease	29
Diabetes	42
Atrial Fibrillation	13
Cancer	9
Dementia	16

Education & Training

He has a state license in California.

Licensed In: California

Affiliations & Hospitals

Dr. Gerald Dennis Main, MD is associated with these hospitals and organizations:

Adventist Health Tulare

HANFORD COMMUNITY HOSPITAL

REEDLEY COMMUNITY HOSPITAL

Ratings & Reviews

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Biography

Dr. Gerald Main is a specialist in nuclear medicine and diagnostic radiology. Dr. Main is affiliated with Adventist Health Tulare.

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Dr. Gerald Dennis Main, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Gerald Dennis Main, MD in 2023

By Affordability:

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. Gerald Dennis Main, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, MD in 2020

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gerald Dennis Main, 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. Gerald Dennis Main, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

Biography

Other Providers in Cambria, CA