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Home > MA Providers > Diagnostic Radiologists

Dr. Guillermo Alfredo Walters, MD

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Specializes in: Diagnostic Radiology

SUNY, University at Buffalo School of Medicine & Biomedical Sciences (1988)

Professional interests include: breast MRI

55 Lake Avenue N
Worcester, MA 01655

(508) 334-3850

Dr. Guillermo Alfredo Walters, MD is a diagnostic radiologist in Worcester, MA specializing in diagnostic radiology. He graduated from SUNY, University at Buffalo School of Medicine & Biomedical Sciences in 1988 and has 38 years of experience. Dr. Guillermo Alfredo Walters, MD is affiliated with UMass Memorial Medical Group and UMass Memorial Health.

Office Locations

55 Lake Avenue N
Worcester, MA 01655

(508) 334-3850

(508) 856-1860

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60 Hospital Road
Leominster, MA 01453

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Noteworthy Medicare Patient Procedures Performed by Dr. Guillermo Alfredo Walters, MD in 2024

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

Top 10%

By Volume:

major joint aspiration

major joint injection

In 2024, Dr. Guillermo Alfredo Walters, MD performed more major joint aspiration, and major joint injection procedures for Medicare patients than 90% of providers in related specialties within Massachusetts.

Top 25%

By Volume:

In 2012, Dr. Guillermo Alfredo Walters, MD performed more abdominal ultrasound, MRI (magnetic resonance imaging), neck ultrasound, spine MRI, ultrasound (sonogram), and vascular imaging procedures for Medicare patients than 75% of providers in related specialties within Massachusetts.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2012 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	389
aspiration	12
brain imaging (neuroimaging)	288
breast procedures	356
catheterization	14
CT scan	671
diagnostic imaging	45
gastrointestinal procedures	26
hip imaging	117
injections	12
MRI (magnetic resonance imaging)	177
musculoskeletal imaging	334
neck imaging	13
pelvic imaging	335
preventive care	296
spinal procedures	212
thoracic (chest) imaging	1332
ultrasound (sonogram)	290
vascular procedures	96
women's imaging	382
X-rays	2030

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2013 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	384
aspiration	21
brain imaging (neuroimaging)	329
breast procedures	311
catheterization	14
CT scan	726
diagnostic imaging	43
gastrointestinal procedures	32
hip imaging	85
injections	21
MRI (magnetic resonance imaging)	183
musculoskeletal imaging	275
pelvic imaging	299
preventive care	251
spinal procedures	213
thoracic (chest) imaging	1195
ultrasound (sonogram)	289
vascular procedures	124
women's imaging	332
X-rays	1777

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	832
Female	1449

**Ethnicity**
Non-Hispanic White	1939
Black	48
Hispanic	245
Asian	26
Other	23
Native American	0

**Age**
From 65 to 74	738
From 75 to 84	507
85 and over	333
Less than 65	703

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2013

Hypertension	64
High Cholesterol	50
Stroke	8
Ischemic Heart Disease	34
Depression	38
Chronic Kidney Disease	29
Asthma	18
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	24
Diabetes	32
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2014 were X-rays, thoracic (chest) imaging, CT scan and women's imaging.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	339
aspiration	22
brain imaging (neuroimaging)	347
breast procedures	408
CT scan	804
diagnostic imaging	75
gastrointestinal procedures	14
hip imaging	120
injections	22
MRI (magnetic resonance imaging)	177
musculoskeletal imaging	332
neck imaging	32
pelvic imaging	328
preventive care	316
spinal procedures	236
thoracic (chest) imaging	1370
ultrasound (sonogram)	282
vascular procedures	88
women's imaging	441
X-rays	2071

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	897
Female	1515

**Ethnicity**
Non-Hispanic White	2060
Black	57
Hispanic	234
Asian	28
Other	33
Native American	0

**Age**
From 65 to 74	864
From 75 to 84	522
85 and over	348
Less than 65	678

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2014

Hypertension	66
High Cholesterol	52
Stroke	7
Ischemic Heart Disease	33
Depression	38
Chronic Kidney Disease	28
Asthma	17
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	22
Chronic Obstructive Pulmonary Disease	26
Diabetes	33
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2015 were X-rays, thoracic (chest) imaging, CT scan and women's imaging.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	488
aspiration	20
brain imaging (neuroimaging)	408
breast procedures	459
CT scan	982
diagnostic imaging	51
hip imaging	142
injections	20
MRI (magnetic resonance imaging)	235
musculoskeletal imaging	351
neck imaging	31
pelvic imaging	429
preventive care	374
spinal procedures	216
thoracic (chest) imaging	1477
ultrasound (sonogram)	393
vascular procedures	107
women's imaging	490
X-rays	2097

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	1978
Female	3394

**Ethnicity**
Non-Hispanic White	4486
Black	102
Hispanic	616
Asian	0
Other	94
Native American	0

**Age**
From 65 to 74	1910
From 75 to 84	1188
85 and over	710
Less than 65	1564

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2015

Hypertension	65
High Cholesterol	52
Stroke	9
Ischemic Heart Disease	32
Depression	38
Chronic Kidney Disease	29
Asthma	22
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	22
Diabetes	32
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2016 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	528
aspiration	37
brain imaging (neuroimaging)	432
breast procedures	460
catheterization	13
CT scan	1017
diagnostic imaging	37
hip imaging	47
injections	37
MRI (magnetic resonance imaging)	261
musculoskeletal imaging	310
neck imaging	34
nuclear scan	13
pelvic imaging	372
preventive care	385
spinal procedures	236
thoracic (chest) imaging	1463
ultrasound (sonogram)	408
vascular procedures	123
women's imaging	491
X-rays	2004

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	1025
Female	1798

**Ethnicity**
Non-Hispanic White	2348
Black	63
Hispanic	320
Asian	0
Other	52
Native American	0

**Age**
From 65 to 74	1046
From 75 to 84	589
85 and over	326
Less than 65	862

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2016

Hypertension	63
High Cholesterol	48
Stroke	7
Ischemic Heart Disease	29
Depression	38
Chronic Kidney Disease	34
Asthma	29
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	22
Diabetes	31
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2017 were X-rays, thoracic (chest) imaging, CT scan and women's imaging.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	367
aspiration	25
brain imaging (neuroimaging)	378
breast procedures	671
catheterization	16
CT scan	933
diagnostic imaging	64
gastrointestinal procedures	13
hip imaging	34
injections	25
MRI (magnetic resonance imaging)	199
musculoskeletal imaging	283
neck imaging	34
pelvic imaging	295
preventive care	570
spinal procedures	249
thoracic (chest) imaging	1357
ultrasound (sonogram)	379
vascular procedures	104
women's imaging	705
X-rays	2071

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	985
Female	1795

**Ethnicity**
Non-Hispanic White	2334
Black	55
Hispanic	303
Asian	0
Other	53
Native American	0

**Age**
From 65 to 74	1080
From 75 to 84	601
85 and over	322
Less than 65	777

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2017

Hypertension	65
High Cholesterol	44
Stroke	7
Ischemic Heart Disease	30
Depression	39
Chronic Kidney Disease	33
Asthma	16
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	23
Diabetes	32
Dementia	15
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2018 were women's imaging, breast procedures, X-rays and preventive care.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	121
aspiration	34
brain imaging (neuroimaging)	345
breast procedures	614
catheterization	12
CT scan	368
diagnostic imaging	64
injections	34
MRI (magnetic resonance imaging)	439
neck imaging	25
pelvic imaging	36
preventive care	525
spinal procedures	251
thoracic (chest) imaging	225
ultrasound (sonogram)	311
vascular procedures	89
women's imaging	632
X-rays	586

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	522
Female	1204

**Ethnicity**
Non-Hispanic White	1479
Black	38
Hispanic	150
Asian	19
Other	40
Native American	0

**Age**
From 65 to 74	762
From 75 to 84	418
85 and over	134
Less than 65	412

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2018

Hypertension	63
High Cholesterol	51
Stroke	9
Ischemic Heart Disease	29
Depression	35
Chronic Kidney Disease	30
Asthma	14
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	13
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2019 were women's imaging, breast procedures, X-rays and preventive care.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	120
aspiration	45
brain imaging (neuroimaging)	272
breast procedures	531
CT scan	135
diagnostic imaging	56
injections	45
MRI (magnetic resonance imaging)	426
neck imaging	32
pelvic imaging	56
preventive care	439
spinal procedures	214
thoracic (chest) imaging	75
ultrasound (sonogram)	334
vascular procedures	60
women's imaging	559
X-rays	510

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	390
Female	1007

**Ethnicity**
Non-Hispanic White	1181
Black	23
Hispanic	128
Asian	16
Other	49
Native American	0

**Age**
From 65 to 74	657
From 75 to 84	297
85 and over	101
Less than 65	342

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2019

Hypertension	64
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	28
Depression	37
Chronic Kidney Disease	30
Asthma	13
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	27
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2020 were ultrasound (sonogram), women's imaging, breast procedures and X-rays.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	191
aspiration	26
brain imaging (neuroimaging)	220
breast procedures	403
CT scan	137
diagnostic imaging	35
injections	26
MRI (magnetic resonance imaging)	224
neck imaging	55
pelvic imaging	48
preventive care	314
spinal procedures	100
thoracic (chest) imaging	29
ultrasound (sonogram)	442
vascular procedures	94
women's imaging	428
X-rays	365

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	356
Female	818

**Ethnicity**
Non-Hispanic White	998
Black	20
Hispanic	105
Asian	0
Other	37
Native American	0

**Age**
From 65 to 74	531
From 75 to 84	279
85 and over	90
Less than 65	274

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2020

Hypertension	62
High Cholesterol	52
Stroke	9
Ischemic Heart Disease	30
Depression	37
Chronic Kidney Disease	36
Asthma	14
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	29
Dementia	13
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2021 were ultrasound (sonogram), women's imaging, breast procedures and X-rays.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	169
aspiration	42
brain imaging (neuroimaging)	247
breast procedures	331
CT scan	174
diagnostic imaging	66
injections	42
MRI (magnetic resonance imaging)	200
neck imaging	75
pelvic imaging	31
preventive care	209
spinal procedures	116
ultrasound (sonogram)	426
vascular procedures	106
women's imaging	346
X-rays	291

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	417
Female	827

**Ethnicity**
Non-Hispanic White	1071
Black	24
Hispanic	102
Asian	0
Other	31
Native American	0

**Age**
From 65 to 74	563
From 75 to 84	324
85 and over	116
Less than 65	241

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2021

Hypertension	67
High Cholesterol	58
Stroke	9
Ischemic Heart Disease	30
Depression	36
Chronic Kidney Disease	38
Asthma	13
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	12
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2022 were MRI (magnetic resonance imaging), brain imaging (neuroimaging), spinal procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	130
aspiration	55
brain imaging (neuroimaging)	402
breast procedures	229
CT scan	146
diagnostic imaging	31
eye procedures	18
gastrointestinal procedures	19
injections	55
MRI (magnetic resonance imaging)	594
neck imaging	69
preventive care	168
spinal procedures	303
thoracic (chest) imaging	32
ultrasound (sonogram)	292
vascular procedures	96
women's imaging	229
X-rays	263

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	526
Female	885

**Ethnicity**
Non-Hispanic White	1201
Black	34
Hispanic	109
Asian	13
Other	54
Native American	0

**Age**
From 65 to 74	622
From 75 to 84	376
85 and over	140
Less than 65	273

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2022

Hypertension	74
High Cholesterol	74
Stroke	14
Ischemic Heart Disease	26
Depression	37
Chronic Kidney Disease	27
Asthma	16
Osteoperosis	15
Atrial Fibrilation	17
Heart Failure	16
Chronic Obstructive Pulmonary Disease	21
Diabetes	30
Dementia	11
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2023 were ultrasound (sonogram), MRI (magnetic resonance imaging), brain imaging (neuroimaging) and spinal procedures.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	156
aspiration	97
brain imaging (neuroimaging)	279
breast procedures	104
CT scan	68
gastrointestinal procedures	19
injections	97
MRI (magnetic resonance imaging)	357
neck imaging	89
preventive care	104
spinal procedures	160
ultrasound (sonogram)	375
vascular procedures	130
women's imaging	104
X-rays	158

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	472
Female	733

**Ethnicity**
Non-Hispanic White	1026
Black	24
Hispanic	89
Asian	17
Other	49
Native American	0

**Age**
From 65 to 74	531
From 75 to 84	359
85 and over	92
Less than 65	223

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2023

Hypertension	71
High Cholesterol	71
Stroke	15
Ischemic Heart Disease	25
Depression	33
Chronic Kidney Disease	27
Asthma	17
Osteoperosis	16
Atrial Fibrilation	16
Heart Failure	16
Chronic Obstructive Pulmonary Disease	21
Diabetes	29
Dementia	8
Cancer	16

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA during 2024 were MRI (magnetic resonance imaging), ultrasound (sonogram), brain imaging (neuroimaging) and spinal procedures.

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

abdominal imaging	243
aspiration	78
brain imaging (neuroimaging)	340
CT scan	122
gastrointestinal procedures	14
injections	78
MRI (magnetic resonance imaging)	481
neck imaging	95
pelvic imaging	22
spinal procedures	254
ultrasound (sonogram)	461
vascular procedures	158
X-rays	66

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Male	539
Female	769

**Ethnicity**
Non-Hispanic White	1124
Black	27
Hispanic	104
Asian	0
Other	42
Native American	0

**Age**
From 65 to 74	520
From 75 to 84	407
85 and over	143
Less than 65	238

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	30
Depression	36
Chronic Kidney Disease	31
Asthma	16
Osteoperosis	17
Atrial Fibrilation	20
Heart Failure	20
Chronic Obstructive Pulmonary Disease	23
Diabetes	32
Dementia	11
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Guillermo Alfredo Walters, MD for Medicare patients.

The highest averages for the top procedures that Dr. Guillermo Alfredo Walters, MD treated as a diagnostic radiologist in Worcester, MA were X-rays, thoracic (chest) imaging, CT scan and women's imaging.

abdominal imaging	278
aspiration	39
brain imaging (neuroimaging)	329
breast procedures	406
catheterization	13
CT scan	483
diagnostic imaging	51
eye procedures	18
gastrointestinal procedures	19
hip imaging	90
injections	39
MRI (magnetic resonance imaging)	304
musculoskeletal imaging	314
neck imaging	48
nuclear scan	13
pelvic imaging	204
preventive care	329
spinal procedures	212
thoracic (chest) imaging	855
ultrasound (sonogram)	360
vascular procedures	105
women's imaging	428
X-rays	1099

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Guillermo Alfredo Walters, MD.

**Gender**
Female	1245
Male	687

**Ethnicity**
Black / African American	39
Asian / Pacific Islander	9
Non-Hispanic White	1634
Hispanic	192
Native American / Alaskan Native	0
Other	42

**Age**
85 and over	219
75 to 84	451
Less than 65	506
65 to 74	755

Average of Total of Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Guillermo Alfredo Walters, MD treated were hypertension, high cholesterol, depression and chronic kidney disease.

Hypertension	61
High Cholesterol	52
Stroke	8
Ischemic Heart Disease	27
Depression	34
Chronic Kidney Disease	28
Asthma	15
Osteoporosis	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	28
Atrial Fibrillation	12
Dementia	11
Cancer	13

Education & Training

Dr. Guillermo Alfredo Walters, MD graduated from SUNY, University at Buffalo School of Medicine & Biomedical Sciences in 1988. He completed residency at UMass Memorial Medical Center. He is certified by the American Board of Radiology-Diagnostic Radiology: Diagnostic Radiology and has a state license in Massachusetts.

Medical School: SUNY, University at Buffalo School of Medicine & Biomedical Sciences (1988)

Residency: UMass Memorial Medical Center (1993)

Board Certification: American Board of Radiology-Diagnostic Radiology: Diagnostic Radiology

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Guillermo Alfredo Walters, MD is associated with these hospitals and organizations:

UMass Memorial Medical Group

UMass Memorial Health

Ratings & Reviews

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Biography

Dr. Guillermo Walters' medical specialty is diagnostic radiology. Dr. Walters is conversant in Spanish. In his practice, he is particularly interested in breast MRI. He is professionally affiliated with UMass Memorial HealthAlliance - Clinton Hospital and UMass Memorial Medical Center. Before completing his residency at UMass Memorial Medical Center, Dr. Walters attended medical school at SUNY, University at Buffalo School of Medicine & Biomedical Sciences.

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Dr. Guillermo Alfredo Walters, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Guillermo Alfredo Walters, MD in 2024

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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. Guillermo Alfredo Walters, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Guillermo Alfredo Walters, MD From 2012 - 2024

Education & Training

Affiliations & Hospitals

Ratings & Reviews

Biography

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