In 2024, Dr. Maria J. Dais, MD had a list price for musculoskeletal imaging, ultrasound (sonogram), vascular imaging, vascular procedures, and X-rays 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.

Top 25%

By Affordability:

abdominal ultrasound

duplex ultrasound

joint imaging

lower extremity venous ultrasound

lower extremity venous duplex

vascular studies

vascular ultrasound

venous duplex ultrasound

venous ultrasound

In 2012, Dr. Maria J. Dais, MD had a list price for abdominal ultrasound, duplex ultrasound, joint imaging, lower extremity (leg) venous ultrasound, lower extremity venous duplex, vascular studies, vascular ultrasound, venous duplex ultrasound, and venous ultrasound that was lower than the list prices billed to Medicare by 75% 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. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2012 were X-rays and thoracic (chest) imaging.

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

thoracic (chest) imaging	32
X-rays	32

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2013 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

brain imaging (neuroimaging)	21
CT scan	21
thoracic (chest) imaging	52
X-rays	52

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	37
Female	69

**Ethnicity**
Non-Hispanic White	23
Black	64
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	31
From 75 to 84	0
85 and over	0
Less than 65	40

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2013

Hypertension	73
High Cholesterol	48
Stroke	10
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	32
Asthma	17
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	22
Chronic Obstructive Pulmonary Disease	16
Diabetes	37
Dementia	16
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2014 were X-rays and thoracic (chest) imaging.

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

thoracic (chest) imaging	76
X-rays	76

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	57
Female	86

**Ethnicity**
Non-Hispanic White	37
Black	77
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	42
From 75 to 84	32
85 and over	17
Less than 65	52

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2014

Hypertension	72
High Cholesterol	49
Stroke	11
Ischemic Heart Disease	46
Depression	31
Chronic Kidney Disease	38
Asthma	19
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	36
Chronic Obstructive Pulmonary Disease	26
Diabetes	44
Dementia	17
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

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

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	15
brain imaging (neuroimaging)	29
CT scan	44
pelvic imaging	15
thoracic (chest) imaging	137
X-rays	137

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	200
Female	246

**Ethnicity**
Non-Hispanic White	122
Black	214
Hispanic	52
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	100
85 and over	88
Less than 65	126

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2015

Hypertension	72
High Cholesterol	43
Stroke	13
Ischemic Heart Disease	46
Depression	26
Chronic Kidney Disease	48
Asthma	25
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	37
Chronic Obstructive Pulmonary Disease	27
Diabetes	42
Dementia	26
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

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

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	19
brain imaging (neuroimaging)	29
CT scan	48
pelvic imaging	19
thoracic (chest) imaging	135
X-rays	135

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	114
Female	110

**Ethnicity**
Non-Hispanic White	53
Black	103
Hispanic	41
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	39
85 and over	33
Less than 65	74

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2016

Hypertension	75
High Cholesterol	42
Stroke	16
Ischemic Heart Disease	52
Depression	28
Chronic Kidney Disease	56
Asthma	31
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	33
Chronic Obstructive Pulmonary Disease	25
Diabetes	44
Dementia	25
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

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

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	15
brain imaging (neuroimaging)	44
CT scan	72
pelvic imaging	15
thoracic (chest) imaging	161
X-rays	148

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	114
Female	143

**Ethnicity**
Non-Hispanic White	59
Black	123
Hispanic	30
Asian	34
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	54
85 and over	34
Less than 65	68

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2017

Hypertension	75
High Cholesterol	45
Stroke	18
Ischemic Heart Disease	46
Depression	27
Chronic Kidney Disease	54
Asthma	16
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	32
Chronic Obstructive Pulmonary Disease	28
Diabetes	44
Dementia	22
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

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

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	18
brain imaging (neuroimaging)	36
CT scan	54
pelvic imaging	18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	96
Female	125

**Ethnicity**
Non-Hispanic White	50
Black	91
Hispanic	43
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	84
From 75 to 84	46
85 and over	27
Less than 65	64

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2018

Hypertension	75
High Cholesterol	49
Stroke	14
Ischemic Heart Disease	44
Depression	33
Chronic Kidney Disease	54
Asthma	16
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	35
Chronic Obstructive Pulmonary Disease	30
Diabetes	49
Dementia	22
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2019 were CT scan, brain imaging (neuroimaging), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	22
brain imaging (neuroimaging)	40
CT scan	77
pelvic imaging	22
thoracic (chest) imaging	15

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	116
Female	146

**Ethnicity**
Non-Hispanic White	68
Black	109
Hispanic	43
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	60
85 and over	46
Less than 65	69

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2019

Hypertension	75
High Cholesterol	50
Stroke	10
Ischemic Heart Disease	51
Depression	27
Chronic Kidney Disease	54
Asthma	16
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	39
Chronic Obstructive Pulmonary Disease	24
Diabetes	49
Dementia	28
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2020 were CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

brain imaging (neuroimaging)	44
CT scan	44

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	95
Female	133

**Ethnicity**
Non-Hispanic White	56
Black	105
Hispanic	37
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	92
From 75 to 84	49
85 and over	23
Less than 65	64

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2020

Hypertension	75
High Cholesterol	53
Stroke	14
Ischemic Heart Disease	51
Depression	41
Chronic Kidney Disease	57
Asthma	16
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	35
Chronic Obstructive Pulmonary Disease	28
Diabetes	43
Dementia	27
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2021 were CT scan, brain imaging (neuroimaging), X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	12
brain imaging (neuroimaging)	51
CT scan	63
musculoskeletal imaging	14
pelvic imaging	12
ultrasound (sonogram)	13
vascular procedures	13
X-rays	14

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	133
Female	164

**Ethnicity**
Non-Hispanic White	48
Black	148
Hispanic	59
Asian	29
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	53
85 and over	44
Less than 65	79

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2021

Hypertension	75
High Cholesterol	51
Stroke	11
Ischemic Heart Disease	52
Depression	32
Chronic Kidney Disease	54
Asthma	19
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	37
Chronic Obstructive Pulmonary Disease	22
Diabetes	47
Dementia	26
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2022 were CT scan, brain imaging (neuroimaging), abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	89
brain imaging (neuroimaging)	101
CT scan	198
pelvic imaging	75
thoracic (chest) imaging	22
ultrasound (sonogram)	25
vascular procedures	11

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	182
Female	195

**Ethnicity**
Non-Hispanic White	92
Black	157
Hispanic	64
Asian	49
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	74
85 and over	49
Less than 65	95

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2022

Hypertension	75
High Cholesterol	52
Stroke	20
Ischemic Heart Disease	33
Depression	32
Chronic Kidney Disease	34
Asthma	18
Osteoperosis	9
Atrial Fibrilation	23
Heart Failure	30
Chronic Obstructive Pulmonary Disease	29
Diabetes	45
Dementia	21
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2023 were CT scan, brain imaging (neuroimaging), abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	111
brain imaging (neuroimaging)	156
CT scan	266
musculoskeletal imaging	18
pelvic imaging	95
thoracic (chest) imaging	15
ultrasound (sonogram)	30
vascular procedures	14
X-rays	18

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	204
Female	247

**Ethnicity**
Non-Hispanic White	122
Black	174
Hispanic	80
Asian	61
Other	14
Native American	0

**Age**
From 65 to 74	166
From 75 to 84	122
85 and over	68
Less than 65	95

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2023

Hypertension	75
High Cholesterol	56
Stroke	21
Ischemic Heart Disease	36
Depression	33
Chronic Kidney Disease	34
Asthma	17
Osteoperosis	8
Atrial Fibrilation	24
Heart Failure	29
Chronic Obstructive Pulmonary Disease	26
Diabetes	44
Dementia	24
Cancer	14

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Maria J. Dais, MD treated as a diagnostic radiologist in Oakland, CA during 2024 were CT scan, brain imaging (neuroimaging), abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

abdominal imaging	113
brain imaging (neuroimaging)	161
CT scan	280
musculoskeletal imaging	13
pelvic imaging	99
thoracic (chest) imaging	20
ultrasound (sonogram)	53
vascular procedures	39
X-rays	13

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Male	206
Female	284

**Ethnicity**
Non-Hispanic White	115
Black	194
Hispanic	98
Asian	64
Other	19
Native American	0

**Age**
From 65 to 74	211
From 75 to 84	110
85 and over	71
Less than 65	98

Conditions of Medicare patients treated by Dr. Maria J. Dais, MD in 2024

Hypertension	75
High Cholesterol	60
Stroke	23
Ischemic Heart Disease	38
Depression	32
Chronic Kidney Disease	39
Asthma	20
Osteoperosis	10
Atrial Fibrilation	26
Heart Failure	34
Chronic Obstructive Pulmonary Disease	26
Diabetes	47
Dementia	22
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Maria J. Dais, MD for Medicare patients.

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

abdominal imaging	46
brain imaging (neuroimaging)	64
CT scan	106
musculoskeletal imaging	15
pelvic imaging	41
thoracic (chest) imaging	66
ultrasound (sonogram)	30
vascular procedures	19
X-rays	69

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Maria J. Dais, MD.

**Gender**
Female	149
Male	119

**Ethnicity**
Black / African American	119
Asian / Pacific Islander	18
Non-Hispanic White	65
Native American / Alaskan Native	0
Hispanic	43
Other	2

**Age**
85 and over	38
75 to 84	56
Less than 65	71
65 to 74	100

Average of Total of Conditions of Medicare patients treated by Dr. Maria J. Dais, MD From 2012 - 2024

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

Hypertension	68
High Cholesterol	46
Stroke	13
Ischemic Heart Disease	40
Depression	28
Chronic Kidney Disease	42
Asthma	17
Osteoporosis	5
Heart Failure	30
Chronic Obstructive Pulmonary Disease	23
Diabetes	41
Atrial Fibrillation	14
Cancer	10
Dementia	21

Education & Training

She has a state license in California.

Licensed In: California

Ratings & Reviews

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Biography

Dr. Maria Dais, who practices in Oakland, CA, is a medical specialist in diagnostic radiology. Dr. Dais has obtained a license to practice in California.