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Dr. Robert L. Sawyer JR., MD

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Specializes in: Adult Gastroenterology

603 W Baseline Road Suite 200
Mesa, AZ 85210

(480) 461-1088

Dr. Robert L. Sawyer JR., MD is a gastroenterologist in Mesa, AZ specializing in adult gastroenterology.

Office Locations

1520 S Dobson Road Suite 302
Mesa, AZ 85202

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21321 E Ocotillo Road Suite 114
Queen Creek, AZ 85142

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603 W Baseline Road Suite 200
Mesa, AZ 85210

(480) 461-1088

(480) 461-1657

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Noteworthy Medicare Patient Procedures Performed by Dr. Robert L. Sawyer JR., MD in 2023

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

Top 10%

By Affordability:

esophageal dilation

In 2023, Dr. Robert L. Sawyer JR., MD had a list price for esophageal dilation that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Arizona. 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:

chronic care

intravenous infusion

In 2012, Dr. Robert L. Sawyer JR., MD had a list price for chronic care, and intravenous (IV) infusion that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Arizona. 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. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2012 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	123
doctor visit	298
esophageal dilation	12
gastrointestinal procedures	159
hospital care	142
inpatient care	142
minimally invasive procedures	159
preventive care	36
removal of lesion (e.g. growth)	123

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2013 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	118
doctor visit	327
esophageal dilation	23
gastrointestinal procedures	187
hospital care	133
inpatient care	133
minimally invasive procedures	187
preventive care	69
removal of lesion (e.g. growth)	118

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	136
Female	193

**Ethnicity**
Non-Hispanic White	278
Black	0
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	175
From 75 to 84	93
85 and over	37
Less than 65	24

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2013

Hypertension	73
High Cholesterol	59
Stroke	7
Ischemic Heart Disease	40
Depression	19
Chronic Kidney Disease	32
Asthma	10
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	34
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2014 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	120
doctor visit	333
esophageal dilation	14
gastrointestinal procedures	163
hospital care	98
inpatient care	98
minimally invasive procedures	163
preventive care	43
removal of lesion (e.g. growth)	120

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	129
Female	186

**Ethnicity**
Non-Hispanic White	265
Black	0
Hispanic	29
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	181
From 75 to 84	73
85 and over	32
Less than 65	29

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2014

Hypertension	66
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	36
Depression	24
Chronic Kidney Disease	31
Asthma	13
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2015 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	136
doctor visit	354
esophageal dilation	22
gastrointestinal procedures	180
hospital care	13
inpatient care	13
minimally invasive procedures	180
preventive care	44
removal of lesion (e.g. growth)	136

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	202
Female	374

**Ethnicity**
Non-Hispanic White	496
Black	0
Hispanic	40
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	328
From 75 to 84	158
85 and over	62
Less than 65	28

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2015

Hypertension	67
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	32
Depression	18
Chronic Kidney Disease	27
Asthma	16
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	171
doctor visit	382
esophageal dilation	31
gastrointestinal procedures	202
minimally invasive procedures	202
preventive care	31
removal of lesion (e.g. growth)	171

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	140
Female	196

**Ethnicity**
Non-Hispanic White	290
Black	0
Hispanic	21
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	195
From 75 to 84	103
85 and over	24
Less than 65	14

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2016

Hypertension	66
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	33
Depression	16
Chronic Kidney Disease	30
Asthma	18
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	130
doctor visit	342
esophageal dilation	16
gastrointestinal procedures	155
minimally invasive procedures	155
preventive care	25
removal of lesion (e.g. growth)	130

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	114
Female	158

**Ethnicity**
Non-Hispanic White	243
Black	0
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	170
From 75 to 84	74
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2017

Hypertension	68
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	32
Depression	20
Chronic Kidney Disease	29
Asthma	13
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	8
Chronic Obstructive Pulmonary Disease	14
Diabetes	22
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	147
doctor visit	358
esophageal dilation	31
gastrointestinal procedures	174
minimally invasive procedures	174
preventive care	27
removal of lesion (e.g. growth)	147

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	119
Female	167

**Ethnicity**
Non-Hispanic White	249
Black	0
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	183
From 75 to 84	73
85 and over	19
Less than 65	11

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2018

Hypertension	64
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	35
Depression	22
Chronic Kidney Disease	32
Asthma	10
Osteoperosis	13
Atrial Fibrilation	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	135
doctor visit	276
esophageal dilation	21
gastrointestinal procedures	148
minimally invasive procedures	148
preventive care	13
removal of lesion (e.g. growth)	135

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	111
Female	138

**Ethnicity**
Non-Hispanic White	217
Black	0
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	71
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2019

Hypertension	68
High Cholesterol	64
Stroke	4
Ischemic Heart Disease	35
Depression	18
Chronic Kidney Disease	32
Asthma	12
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	8
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	6
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2020 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

diagnostic procedures	140
doctor visit	303
esophageal dilation	20
gastrointestinal procedures	183
minimally invasive procedures	183
preventive care	43
removal of lesion (e.g. growth)	140

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	119
Female	171

**Ethnicity**
Non-Hispanic White	252
Black	0
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	192
From 75 to 84	82
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2020

Hypertension	57
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	28
Asthma	11
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	8
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2021 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

biological response modifier (BRM) therapy	25
chemotherapy	25
diagnostic procedures	177
doctor visit	440
esophageal dilation	24
gastrointestinal procedures	220
minimally invasive procedures	263
preventive care	43
removal of lesion (e.g. growth)	177

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	150
Female	221

**Ethnicity**
Non-Hispanic White	332
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	227
From 75 to 84	117
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2021

Hypertension	63
High Cholesterol	60
Stroke	3
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	24
Asthma	10
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	6
Chronic Obstructive Pulmonary Disease	6
Diabetes	19
Dementia	5
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ during 2022 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

biological response modifier (BRM) therapy	34
chemotherapy	34
chronic care	53
diagnostic procedures	145
doctor visit	436
esophageal dilation	23
gastrointestinal procedures	203
minimally invasive procedures	237
preventive care	58
removal of lesion (e.g. growth)	145

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	139
Female	215

**Ethnicity**
Non-Hispanic White	315
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	215
From 75 to 84	108
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2022

Hypertension	70
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	23
Depression	15
Chronic Kidney Disease	24
Asthma	15
Osteoperosis	19
Atrial Fibrilation	13
Heart Failure	6
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	4
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Robert L. Sawyer JR., MD for Medicare patients.

The highest averages for the top procedures that Dr. Robert L. Sawyer JR., MD treated as a gastroenterologist in Mesa, AZ were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

biological response modifier (BRM) therapy	29
chemotherapy	29
chronic care	53
diagnostic procedures	140
doctor visit	349
esophageal dilation	21
gastrointestinal procedures	179
hospital care	96
inpatient care	96
minimally invasive procedures	186
preventive care	39
removal of lesion (e.g. growth)	140

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Robert L. Sawyer JR., MD.

**Gender**
Male	123
Female	183

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	267
Hispanic	20
Native American / Alaskan Native	0
Other	1

**Age**
75 to 84	86
85 and over	15
Less than 65	9
65 to 74	184

Average of Total of Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD From 2012 - 2022

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

Hypertension	60
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	29
Depression	16
Chronic Kidney Disease	26
Asthma	11
Osteoporosis	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	23
Atrial Fibrillation	10
Cancer	12
Dementia	5

Education & Training

He has a state license in Arizona.

Licensed In: Arizona

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Robert L. Sawyer JR., MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
AbbVie Inc.	$1,253 Skyrizi $317	Rinvoq $303	Creon $168	Humira $157	LINZESS $128	Other $180
Takeda Pharmaceuticals U.S.A., Inc.	$652 ENTYVIO $343	Dexilant $143	MOTEGRITY $77	AMITIZA $54	GATTEX $17	Other $17
Pfizer Inc.	$629 XELJANZ $394	PAXLOVID $146	INFLECTRA $89
Braintree Laboratories, Inc.	$536 SUPREP BOWEL PREP $359	SUTAB $176
Janssen Biotech, Inc.	$386 STELARA $386
Other	$2,522 XIFAXAN $193	ZEPOSIA $193	Humira $184	Trulance $174	ENTYVIO $162	Other $1,616

**Types of Payments**
Food and Beverage	$5,189
Gift	$512
Education	$275

Ownership and Interest Payments

This table describes ownership payments received by Dr. Robert L. Sawyer JR., MD.

GastroGPO, LLC	2021	$1,287.12	Physician Covered Recipient	Common Stock
GastroGPO, LLC	2022	$1,284.58	Physician Covered Recipient	Common Stock

Biography

Dr. Robert Sawyer is a specialist in adult gastroenterology. He works in Mesa, AZ and Queen Creek, AZ. Dr. Sawyer obtained a license to practice in Arizona.

Select Year:

Dr. Robert L. Sawyer JR., MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Robert L. Sawyer JR., MD in 2023

By Affordability:

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. Robert L. Sawyer JR., MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert L. Sawyer JR., 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. Robert L. Sawyer JR., MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Ownership and Interest Payments

Biography

Other Providers in Mesa, AZ