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Home > AZ Providers > Internists & Internal Medicine Doctors

Dr. Michael R. Gray, MD

(No ratings)

Specializes in: Internal Medicine (Adult Medicine)

300 S Ocotillo Avenue
Benson, AZ 85602

(520) 586-9111

Dr. Michael R. Gray, MD is an internist in Benson, AZ specializing in internal medicine (adult medicine).

Office Locations

300 S Ocotillo Avenue
Benson, AZ 85602

(520) 586-9111

(520) 586-9091

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In The News

“Michael Gray is a Benson, Arizona, doctor who believes chemical sensitivity is real.”—"SENSITIVITY STRAINING", Phoenix New Times, September 1995

“Dr. Michael Gray, who testified that even the slightest trace of certain pesticides can make the boys sick, has no medical answer for the inconsistency.”—"SENSITIVITY STRAINING", Phoenix New Times, September 1995

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2012 were pain management, injections, hospital care and inpatient care.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	18
doctor visit	753
evoked potential test	19
eye procedures	21
hospital care	71
injections	114
inpatient care	71
lab tests	18
pain management	114
preventive care	13
vaccines	13

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2013 were pain management, injections, hospital care and inpatient care.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	17
doctor visit	724
evoked potential test	23
eye procedures	24
hospital care	77
injections	115
inpatient care	77
lab tests	17
pain management	115

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	117
Female	161

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

**Age**
From 65 to 74	112
From 75 to 84	58
85 and over	30
Less than 65	78

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2013

Hypertension	58
High Cholesterol	39
Stroke	6
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	19
Asthma	15
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2014 were lab tests, diabetes management, pain management and injections.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	145
doctor visit	971
evoked potential test	13
eye procedures	13
hospital care	81
injections	114
inpatient care	81
lab tests	145
pain management	114
preventive care	15
vaccines	15

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	148
Female	225

**Ethnicity**
Non-Hispanic White	342
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	74
85 and over	30
Less than 65	137

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2014

Hypertension	59
High Cholesterol	39
Stroke	4
Ischemic Heart Disease	27
Depression	25
Chronic Kidney Disease	13
Asthma	18
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	17
Diabetes	26
Dementia	6
Cancer	6

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2015 were lab tests, diabetes management, hospital care and inpatient care.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	124
doctor visit	1020
hospital care	72
inpatient care	72
lab tests	124
preventive care	18
vaccines	18

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	280
Female	354

**Ethnicity**
Non-Hispanic White	596
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	160
85 and over	46
Less than 65	212

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2015

Hypertension	59
High Cholesterol	33
Stroke	6
Ischemic Heart Disease	31
Depression	25
Chronic Kidney Disease	15
Asthma	24
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	19
Diabetes	26
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2016 were lab tests, diabetes management, hospital care and inpatient care.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	150
doctor visit	866
hospital care	86
inpatient care	86
lab tests	150
nursing home care	11

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	134
Female	174

**Ethnicity**
Non-Hispanic White	280
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	102
From 75 to 84	69
85 and over	44
Less than 65	93

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2016

Hypertension	60
High Cholesterol	37
Stroke	6
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	23
Asthma	31
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	23
Diabetes	31
Dementia	11
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2017 were lab tests, diabetes management, hospital care and inpatient care.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	140
doctor visit	1084
hospital care	29
inpatient care	29
lab tests	140

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	132
Female	189

**Ethnicity**
Non-Hispanic White	284
Black	0
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	116
From 75 to 84	80
85 and over	26
Less than 65	99

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2017

Hypertension	60
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	32
Depression	25
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	23
Diabetes	26
Dementia	9
Cancer	6

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2018 were pain management, injections, lab tests and diabetes management.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	32
doctor visit	972
injections	66
lab tests	32
pain management	66

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	139
Female	201

**Ethnicity**
Non-Hispanic White	308
Black	0
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	75
85 and over	22
Less than 65	105

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2018

Hypertension	59
High Cholesterol	36
Stroke	3
Ischemic Heart Disease	26
Depression	24
Chronic Kidney Disease	19
Asthma	12
Osteoperosis	4
Atrial Fibrilation	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	20
Diabetes	27
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2019 were lab tests and diabetes management.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	225
doctor visit	1652
lab tests	245

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	182
Female	273

**Ethnicity**
Non-Hispanic White	411
Black	0
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	210
From 75 to 84	103
85 and over	28
Less than 65	114

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2019

Hypertension	59
High Cholesterol	35
Stroke	4
Ischemic Heart Disease	23
Depression	21
Chronic Kidney Disease	18
Asthma	10
Osteoperosis	5
Atrial Fibrilation	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	18
Diabetes	26
Dementia	7
Cancer	5

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ during 2020 were lab tests and diabetes management.

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

diabetes management	56
doctor visit	770
lab tests	56

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	148
Female	195

**Ethnicity**
Non-Hispanic White	307
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	83
85 and over	23
Less than 65	79

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2020

Hypertension	55
High Cholesterol	40
Stroke	4
Ischemic Heart Disease	24
Depression	19
Chronic Kidney Disease	18
Asthma	11
Osteoperosis	5
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	16
Diabetes	26
Dementia	5
Cancer	6

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

doctor visit	39

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	12
Female	23

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	14

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2021

Hypertension	40
High Cholesterol	31
Stroke	0
Ischemic Heart Disease	0
Depression	31
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	13

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2022

Hypertension	52
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Michael R. Gray, MD for Medicare patients.

The highest averages for the top procedures that Dr. Michael R. Gray, MD treated as an internist in Benson, AZ were lab tests, pain management, injections and diabetes management.

diabetes management	100
doctor visit	885
evoked potential test	18
eye procedures	19
hospital care	69
injections	102
inpatient care	69
lab tests	103
nursing home care	11
pain management	102
preventive care	15
vaccines	15

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Michael R. Gray, MD.

**Gender**
Male	117
Female	163

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	252
Native American / Alaskan Native	0
Hispanic	6
Other	0

**Age**
75 to 84	63
85 and over	22
Less than 65	85
65 to 74	107

Average of Total of Conditions of Medicare patients treated by Dr. Michael R. Gray, MD From 2012 - 2022

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

Hypertension	51
High Cholesterol	29
Stroke	3
Ischemic Heart Disease	20
Depression	19
Chronic Kidney Disease	13
Asthma	11
Osteoporosis	4
Heart Failure	9
Chronic Obstructive Pulmonary Disease	14
Diabetes	19
Atrial Fibrillation	6
Dementia	5
Cancer	4

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. Michael R. Gray, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Novo Nordisk Inc	$453 Tresiba $153	Xultophy 100/3.6 $110	RYBELSUS $64	Ozempic $27	Victoza $25	Other $73
AstraZeneca Pharmaceuticals LP	$174 FASENRA $125	SYMBICORT $26	MOVANTIK $23
SANOFI-AVENTIS U.S. LLC	$149 TOUJEO $112	SOLIQUA $14	AFREZZA $13	APIDRA $11
Endo Pharmaceuticals Inc.	$135 BELBUCA $135
Janssen Pharmaceuticals, Inc	$134 INVOKANA $134
Other	$413 SPIRIVA RESPIMAT $49	Cardiac Monitoring Suite $37	Lonhala Magnair $28	TRELEGY ELLIPTA $24	XIFAXAN 550 MG TABLETS $21	Other $253

**Types of Payments**
Food and Beverage	$1,428
Education	$16
Travel and Lodging	$14

Select Year:

Dr. Michael R. Gray, MD

Office Locations

In The News

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. Michael R. Gray, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Michael R. Gray, 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. Michael R. Gray, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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