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Home > RI Providers > Diagnostic Radiologists

Dr. Sandra S. Rao, MD

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Specializes in: Diagnostic Radiology

Autonomous University of Guadalajara Faculty of Medicine

Professional interests include: diagnostic imaging

2 Dudley Street
Providence, RI 02905

(401) 444-7770

Dr. Sandra S. Rao, MD is a diagnostic radiologist in Providence, RI specializing in diagnostic radiology. She graduated from Autonomous University of Guadalajara Faculty of Medicine. Dr. Sandra S. Rao, MD is affiliated with Newport Hospital, The Miriam Hospital, Northwestern Medical Group (NMG), Brown University Health, Rhode Island Medical Imaging and Rhode Island Hospital (RIH).

Office Locations

Rhode Island Hospital (RIH)

2 Dudley Street
Providence, RI 02905

(401) 444-7770

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In The News

“Dr. Sandra Rao, director of breast imaging at Rhode Island Medical Imaging, spoke recently with Providence Business News about her role and breast imaging trends to help raise awareness with...”—"Five Questions With: Dr. Sandra Rao", Providence Business News, November 2025

Noteworthy Medicare Patient Procedures Performed by Dr. Sandra S. Rao, MD in 2023

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

Top 5%

By Volume:

2-D diagnostic mammogram

breast ultrasound

screening test

In 2023, Dr. Sandra S. Rao, MD performed more 2-D diagnostic mammogram, breast ultrasound, and screening test procedures for Medicare patients than 95% of providers in related specialties within Rhode Island.

Top 25%

By Volume:

breast imaging

mammogram

needle biopsy

In 2012, Dr. Sandra S. Rao, MD performed more breast imaging, mammogram (breast X-ray), and needle biopsy procedures for Medicare patients than 75% of providers in related specialties within Rhode Island.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2012 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1429
diagnostic imaging	432
diagnostic procedures	46
excision	19
image guided procedures	64
minimally invasive procedures	64
minor procedures	46
open surgery	19
preventive care	796
ultrasound (sonogram)	137
women's imaging	1365
X-rays	1228

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2013 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1517
diagnostic imaging	358
diagnostic procedures	34
excision	18
image guided procedures	53
minimally invasive procedures	53
minor procedures	34
open surgery	18
preventive care	952
ultrasound (sonogram)	154
women's imaging	1464
X-rays	1310

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	882
Black	330
Hispanic	90
Asian	44
Other	0
Native American	0

**Age**
From 65 to 74	785
From 75 to 84	356
85 and over	68
Less than 65	156

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2013

Hypertension	50
High Cholesterol	38
Stroke	2
Ischemic Heart Disease	14
Depression	14
Chronic Kidney Disease	11
Asthma	7
Osteoperosis	10
Atrial Fibrilation	4
Heart Failure	6
Chronic Obstructive Pulmonary Disease	5
Diabetes	19
Dementia	3
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2014 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1467
diagnostic imaging	403
diagnostic procedures	14
image guided procedures	28
minimally invasive procedures	28
minor procedures	14
preventive care	883
ultrasound (sonogram)	153
women's imaging	1439
X-rays	1286

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	899
Black	291
Hispanic	64
Asian	0
Other	36
Native American	0

**Age**
From 65 to 74	822
From 75 to 84	332
85 and over	56
Less than 65	110

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2014

Hypertension	47
High Cholesterol	37
Stroke	3
Ischemic Heart Disease	14
Depression	14
Chronic Kidney Disease	9
Asthma	5
Osteoperosis	9
Atrial Fibrilation	4
Heart Failure	6
Chronic Obstructive Pulmonary Disease	6
Diabetes	18
Dementia	2
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2015 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1350
diagnostic imaging	368
diagnostic procedures	27
image guided procedures	27
minimally invasive procedures	27
minor procedures	27
preventive care	713
ultrasound (sonogram)	242
women's imaging	1323
X-rays	1081

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	1446
Black	486
Hispanic	126
Asian	68
Other	0
Native American	0

**Age**
From 65 to 74	1376
From 75 to 84	558
85 and over	74
Less than 65	184

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2015

Hypertension	46
High Cholesterol	34
Stroke	2
Ischemic Heart Disease	15
Depression	14
Chronic Kidney Disease	10
Asthma	8
Osteoperosis	11
Atrial Fibrilation	3
Heart Failure	7
Chronic Obstructive Pulmonary Disease	7
Diabetes	19
Dementia	2
Cancer	19

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2016 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1403
diagnostic imaging	277
diagnostic procedures	13
image guided procedures	13
minimally invasive procedures	13
minor procedures	13
preventive care	777
ultrasound (sonogram)	336
women's imaging	1390
X-rays	1054

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	711
Black	237
Hispanic	75
Asian	31
Other	27
Native American	0

**Age**
From 65 to 74	677
From 75 to 84	270
85 and over	40
Less than 65	94

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2016

Hypertension	46
High Cholesterol	36
Stroke	2
Ischemic Heart Disease	16
Depression	15
Chronic Kidney Disease	14
Asthma	9
Osteoperosis	11
Atrial Fibrilation	4
Heart Failure	6
Chronic Obstructive Pulmonary Disease	7
Diabetes	18
Dementia	4
Cancer	22

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2017 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1604
diagnostic imaging	285
diagnostic procedures	19
image guided procedures	36
minimally invasive procedures	36
minor procedures	19
preventive care	887
ultrasound (sonogram)	396
women's imaging	1568
X-rays	1172

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	833
Black	217
Hispanic	63
Asian	37
Other	36
Native American	0

**Age**
From 65 to 74	745
From 75 to 84	325
85 and over	38
Less than 65	78

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2017

Hypertension	46
High Cholesterol	26
Stroke	2
Ischemic Heart Disease	15
Depression	16
Chronic Kidney Disease	12
Asthma	6
Osteoperosis	15
Atrial Fibrilation	4
Heart Failure	7
Chronic Obstructive Pulmonary Disease	5
Diabetes	18
Dementia	3
Cancer	23

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2018 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1946
diagnostic imaging	320
diagnostic procedures	53
image guided procedures	65
minimally invasive procedures	65
minor procedures	53
preventive care	1033
ultrasound (sonogram)	528
women's imaging	1881
X-rays	1353

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	946
Black	295
Hispanic	79
Asian	39
Other	48
Native American	0

**Age**
From 65 to 74	880
From 75 to 84	389
85 and over	50
Less than 65	88

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2018

Hypertension	45
High Cholesterol	36
Stroke	3
Ischemic Heart Disease	15
Depression	16
Chronic Kidney Disease	12
Asthma	7
Osteoperosis	14
Atrial Fibrilation	4
Heart Failure	6
Chronic Obstructive Pulmonary Disease	5
Diabetes	17
Dementia	3
Cancer	23

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2019 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	2437
diagnostic imaging	356
diagnostic procedures	42
image guided procedures	59
minimally invasive procedures	59
minor procedures	42
preventive care	1492
ultrasound (sonogram)	530
women's imaging	2378
X-rays	1848

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	1245
Black	391
Hispanic	100
Asian	64
Other	78
Native American	0

**Age**
From 65 to 74	1149
From 75 to 84	538
85 and over	66
Less than 65	125

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2019

Hypertension	46
High Cholesterol	39
Stroke	1
Ischemic Heart Disease	13
Depression	18
Chronic Kidney Disease	12
Asthma	8
Osteoperosis	16
Atrial Fibrilation	4
Heart Failure	7
Chronic Obstructive Pulmonary Disease	6
Diabetes	19
Dementia	3
Cancer	22

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2020 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1420
diagnostic imaging	258
diagnostic procedures	39
image guided procedures	39
minimally invasive procedures	39
minor procedures	39
preventive care	713
ultrasound (sonogram)	410
women's imaging	1381
X-rays	971

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	678
Black	200
Hispanic	42
Asian	29
Other	47
Native American	0

**Age**
From 65 to 74	630
From 75 to 84	289
85 and over	24
Less than 65	53

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2020

Hypertension	43
High Cholesterol	36
Stroke	2
Ischemic Heart Disease	13
Depression	14
Chronic Kidney Disease	12
Asthma	5
Osteoperosis	15
Atrial Fibrilation	3
Heart Failure	4
Chronic Obstructive Pulmonary Disease	4
Diabetes	16
Dementia	3
Cancer	25

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2021 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1329
diagnostic imaging	258
diagnostic procedures	37
image guided procedures	37
minimally invasive procedures	37
minor procedures	37
preventive care	680
ultrasound (sonogram)	354
women's imaging	1292
X-rays	938

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	665
Black	174
Hispanic	50
Asian	36
Other	46
Native American	0

**Age**
From 65 to 74	567
From 75 to 84	325
85 and over	30
Less than 65	49

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2021

Hypertension	45
High Cholesterol	42
Stroke	2
Ischemic Heart Disease	15
Depression	16
Chronic Kidney Disease	12
Asthma	7
Osteoperosis	19
Atrial Fibrilation	5
Heart Failure	7
Chronic Obstructive Pulmonary Disease	5
Diabetes	17
Dementia	2
Cancer	22

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI during 2022 were breast procedures, women's imaging, X-rays and preventive care.

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

breast procedures	1464
diagnostic imaging	248
diagnostic procedures	36
image guided procedures	50
minimally invasive procedures	50
minor procedures	36
preventive care	830
ultrasound (sonogram)	336
women's imaging	1414
X-rays	1078

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Non-Hispanic White	785
Black	201
Hispanic	51
Asian	37
Other	48
Native American	0

**Age**
From 65 to 74	654
From 75 to 84	365
85 and over	42
Less than 65	61

Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD in 2022

Hypertension	56
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	11
Depression	15
Chronic Kidney Disease	10
Asthma	8
Osteoperosis	27
Atrial Fibrilation	8
Heart Failure	6
Chronic Obstructive Pulmonary Disease	6
Diabetes	17
Dementia	2
Cancer	30

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Sandra S. Rao, MD for Medicare patients.

The highest averages for the top procedures that Dr. Sandra S. Rao, MD treated as a diagnostic radiologist in Providence, RI were breast procedures, women's imaging, X-rays and preventive care.

breast procedures	1578
diagnostic imaging	323
diagnostic procedures	32
excision	18
image guided procedures	42
minimally invasive procedures	42
minor procedures	32
open surgery	18
preventive care	886
ultrasound (sonogram)	325
women's imaging	1535
X-rays	1210

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Sandra S. Rao, MD.

**Ethnicity**
Black / African American	256
Asian / Pacific Islander	35
Non-Hispanic White	826
Native American / Alaskan Native	0
Hispanic	67
Other	33

**Age**
75 to 84	340
85 and over	44
Less than 65	90
65 to 74	753

Average of Total of Conditions of Medicare patients treated by Dr. Sandra S. Rao, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Sandra S. Rao, MD treated were hypertension, high cholesterol, cancer and diabetes.

Hypertension	42
High Cholesterol	35
Stroke	2
Ischemic Heart Disease	12
Depression	13
Chronic Kidney Disease	10
Asthma	6
Osteoporosis	13
Heart Failure	5
Chronic Obstructive Pulmonary Disease	5
Diabetes	16
Atrial Fibrillation	3
Dementia	2
Cancer	20

Education & Training

Dr. Sandra S. Rao, MD graduated from Autonomous University of Guadalajara Faculty of Medicine. She completed residency at Quinnipiac University. She has a state license in Illinois.

Medical School: Autonomous University of Guadalajara Faculty of Medicine

Residency: Quinnipiac University

Licensed In: Illinois

Affiliations & Hospitals

Dr. Sandra S. Rao, MD is associated with these hospitals and organizations:

Newport Hospital

The Miriam Hospital

Northwestern Medical Group (NMG)

Brown University Health

Rhode Island Medical Imaging

Rhode Island Hospital (RIH)

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General Payments

These charts describe general payments received by Dr. Sandra S. Rao, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
HOLOGIC INC	$102 tomosynthesis $102
Becton, Dickinson and Company	$60 $60
Focal Therapeutics, Inc.	$41 localizer $41
Bard Peripheral Vascular, Inc.	$17 Vascular $17

**Types of Payments**
Food and Beverage	$220

Biography

Dr. Sandra Rao is a specialist in diagnostic radiology. Her clinical interests encompass diagnostic imaging. She is professionally affiliated with The Miriam Hospital, Rhode Island Hospital (RIH), and Northwestern Medical Group (NMG). Dr. Rao is a graduate of Autonomous University of Guadalajara Faculty of Medicine and New York Medical College.