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Dr. William Ray Mostow, MD

(No ratings)

Specializes in: Emergency Medicine

Northwestern University, Feinberg School of Medicine (1989)

14502 West Meeker Boulevard
Sun City, AZ 85375

(623) 214-4000

Dr. William Ray Mostow, MD is an emergency medicine doctor in Sun City, AZ specializing in emergency medicine. He graduated from Northwestern University, Feinberg School of Medicine in 1989 and has 37 years of experience. Dr. William Ray Mostow, MD is affiliated with CEP AMERICA- ARIZONA, PC.

Office Locations

14502 West Meeker Boulevard
Sun City, AZ 85375

(623) 214-4000

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Noteworthy Medicare Patient Procedures Performed by Dr. William Ray Mostow, MD in 2024

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

Top 5%

By Volume:

emergency room care

In 2024, Dr. William Ray Mostow, MD performed more emergency room (ER) care procedures for Medicare patients than 95% of providers in related specialties within Arizona.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2012 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	484
hospital care	13
outpatient care	13

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2013 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	508
hospital care	140
outpatient care	140

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	292
Female	403

**Ethnicity**
Non-Hispanic White	638
Black	24
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	246
85 and over	195
Less than 65	50

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2013

Hypertension	75
High Cholesterol	68
Stroke	17
Ischemic Heart Disease	55
Depression	32
Chronic Kidney Disease	38
Asthma	15
Osteoperosis	16
Atrial Fibrilation	26
Heart Failure	28
Chronic Obstructive Pulmonary Disease	29
Diabetes	31
Dementia	23
Cancer	20

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2014 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	928

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	398
Female	567

**Ethnicity**
Non-Hispanic White	886
Black	25
Hispanic	38
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	329
From 75 to 84	303
85 and over	256
Less than 65	77

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2014

Hypertension	75
High Cholesterol	67
Stroke	12
Ischemic Heart Disease	49
Depression	32
Chronic Kidney Disease	37
Asthma	14
Osteoperosis	12
Atrial Fibrilation	23
Heart Failure	25
Chronic Obstructive Pulmonary Disease	25
Diabetes	33
Dementia	18
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2015 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	963

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	914
Female	1108

**Ethnicity**
Non-Hispanic White	1856
Black	52
Hispanic	66
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	666
From 75 to 84	708
85 and over	526
Less than 65	122

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2015

Hypertension	75
High Cholesterol	71
Stroke	13
Ischemic Heart Disease	50
Depression	31
Chronic Kidney Disease	41
Asthma	20
Osteoperosis	15
Atrial Fibrilation	23
Heart Failure	27
Chronic Obstructive Pulmonary Disease	26
Diabetes	33
Dementia	22
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2016 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	770

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	396
Female	480

**Ethnicity**
Non-Hispanic White	797
Black	29
Hispanic	29
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	302
From 75 to 84	311
85 and over	215
Less than 65	48

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2016

Hypertension	75
High Cholesterol	71
Stroke	16
Ischemic Heart Disease	49
Depression	31
Chronic Kidney Disease	46
Asthma	29
Osteoperosis	14
Atrial Fibrilation	26
Heart Failure	29
Chronic Obstructive Pulmonary Disease	27
Diabetes	32
Dementia	23
Cancer	18

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2017 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	887

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	480
Female	512

**Ethnicity**
Non-Hispanic White	924
Black	20
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	336
From 75 to 84	336
85 and over	256
Less than 65	64

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2017

Hypertension	75
High Cholesterol	71
Stroke	16
Ischemic Heart Disease	53
Depression	31
Chronic Kidney Disease	50
Asthma	11
Osteoperosis	13
Atrial Fibrilation	25
Heart Failure	28
Chronic Obstructive Pulmonary Disease	27
Diabetes	36
Dementia	25
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2018 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	942

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	478
Female	559

**Ethnicity**
Non-Hispanic White	936
Black	31
Hispanic	36
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	320
From 75 to 84	429
85 and over	235
Less than 65	53

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2018

Hypertension	75
High Cholesterol	74
Stroke	14
Ischemic Heart Disease	49
Depression	32
Chronic Kidney Disease	51
Asthma	12
Osteoperosis	14
Atrial Fibrilation	24
Heart Failure	28
Chronic Obstructive Pulmonary Disease	29
Diabetes	36
Dementia	26
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2019 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	930

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	501
Female	514

**Ethnicity**
Non-Hispanic White	904
Black	27
Hispanic	51
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	338
From 75 to 84	384
85 and over	237
Less than 65	56

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2019

Hypertension	75
High Cholesterol	74
Stroke	15
Ischemic Heart Disease	49
Depression	35
Chronic Kidney Disease	54
Asthma	10
Osteoperosis	14
Atrial Fibrilation	26
Heart Failure	30
Chronic Obstructive Pulmonary Disease	29
Diabetes	34
Dementia	24
Cancer	17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2020 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	657

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	349
Female	394

**Ethnicity**
Non-Hispanic White	667
Black	21
Hispanic	31
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	245
From 75 to 84	287
85 and over	162
Less than 65	49

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	50
Depression	36
Chronic Kidney Disease	53
Asthma	11
Osteoperosis	14
Atrial Fibrilation	24
Heart Failure	29
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Dementia	23
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2021 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	746

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	394
Female	443

**Ethnicity**
Non-Hispanic White	767
Black	16
Hispanic	22
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	340
85 and over	199
Less than 65	37

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	47
Depression	34
Chronic Kidney Disease	56
Asthma	12
Osteoperosis	14
Atrial Fibrilation	24
Heart Failure	31
Chronic Obstructive Pulmonary Disease	26
Diabetes	33
Dementia	25
Cancer	18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2022 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	549

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	285
Female	337

**Ethnicity**
Non-Hispanic White	563
Black	19
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	261
85 and over	150
Less than 65	20

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	40
Depression	34
Chronic Kidney Disease	43
Asthma	14
Osteoperosis	19
Atrial Fibrilation	32
Heart Failure	28
Chronic Obstructive Pulmonary Disease	26
Diabetes	30
Dementia	19
Cancer	21

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2023 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	763

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	405
Female	435

**Ethnicity**
Non-Hispanic White	757
Black	18
Hispanic	36
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	373
85 and over	211
Less than 65	19

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	22
Ischemic Heart Disease	43
Depression	33
Chronic Kidney Disease	47
Asthma	14
Osteoperosis	20
Atrial Fibrilation	36
Heart Failure	32
Chronic Obstructive Pulmonary Disease	30
Diabetes	37
Dementia	18
Cancer	24

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ during 2024 were emergency care.

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

emergency care	608

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	317
Female	384

**Ethnicity**
Non-Hispanic White	647
Black	14
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	184
From 75 to 84	332
85 and over	162
Less than 65	23

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	21
Ischemic Heart Disease	45
Depression	34
Chronic Kidney Disease	48
Asthma	18
Osteoperosis	22
Atrial Fibrilation	37
Heart Failure	31
Chronic Obstructive Pulmonary Disease	29
Diabetes	35
Dementia	17
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. William Ray Mostow, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Ray Mostow, MD treated as an emergency medicine doctor in Sun City, AZ were emergency care, hospital care and outpatient care.

emergency care	748
hospital care	76
outpatient care	76

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. William Ray Mostow, MD.

**Gender**
Male	400
Female	472

**Ethnicity**
Black / African American	22
Asian / Pacific Islander	0
Non-Hispanic White	795
Native American / Alaskan Native	0
Hispanic	29
Other	5

**Age**
75 to 84	331
85 and over	215
Less than 65	47
65 to 74	277

Average of Total of Conditions of Medicare patients treated by Dr. William Ray Mostow, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. William Ray Mostow, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	69
High Cholesterol	67
Stroke	14
Ischemic Heart Disease	44
Depression	30
Chronic Kidney Disease	43
Asthma	13
Osteoporosis	14
Heart Failure	26
Chronic Obstructive Pulmonary Disease	25
Diabetes	31
Atrial Fibrillation	25
Dementia	20
Cancer	17

Education & Training

Dr. William Ray Mostow, MD graduated from Northwestern University, Feinberg School of Medicine in 1989. He has a state license in Arizona.

Medical School: Northwestern University, Feinberg School of Medicine (1989)

Licensed In: Arizona

Ratings & Reviews

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General Payments

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

**Payments by Company**
Allergan Inc.	$857 DALVANCE $857
Janssen Pharmaceuticals, Inc	$170 XARELTO $170
Penumbra, Inc.	$143 Indigo System $143
Pfizer Inc.	$73 ELIQUIS $50	VYNDAQEL $23
CSL Behring	$38 Kcentra $38
Other	$108 FLOSEAL $37	Pradaxa $29	Precision Flow $17	Activase $13	DIGIFAB $11

**Types of Payments**
Consulting Fee	$750
Food and Beverage	$606
Education	$31

Biography

Dr. William Mostow, who practices in Sun City, AZ, is a medical specialist in emergency medicine. Dr. Mostow obtained a license to practice in Arizona.

Select Year:

Dr. William Ray Mostow, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. William Ray Mostow, MD in 2024

By Volume:

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. William Ray Mostow, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Ray Mostow, 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. William Ray Mostow, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Sun City, AZ