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Home > IA Providers > Anesthesiologists

Dr. Erwei Mark Gao, MD

(No ratings)

Specializes in: Anesthesiology and Pain Medicine

2710 Saint Francis Drive Suite 410
Waterloo, IA 50702

(319) 272-5000

Dr. Erwei Mark Gao, MD is an anesthesiologist in Iowa City, IA specializing in anesthesiology and pain medicine.

Office Locations

200 Hawkins Drive
Iowa City, IA 52242

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2710 Saint Francis Drive Suite 410
Waterloo, IA 50702

(319) 272-5000

(319) 272-5264

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2012 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	15
nerve block	15

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2013 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	17
nerve block	17

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	105
Female	155

**Ethnicity**
Non-Hispanic White	247
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	96
From 75 to 84	88
85 and over	25
Less than 65	51

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2013

Hypertension	75
High Cholesterol	67
Stroke	5
Ischemic Heart Disease	41
Depression	25
Chronic Kidney Disease	27
Asthma	8
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	19
Chronic Obstructive Pulmonary Disease	18
Diabetes	33
Dementia	9
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2014 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	12
nerve block	12

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	105
Female	161

**Ethnicity**
Non-Hispanic White	254
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	86
85 and over	32
Less than 65	40

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2014

Hypertension	68
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	38
Depression	26
Chronic Kidney Disease	20
Asthma	5
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	12
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2015 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	17
nerve block	17

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	250
Female	318

**Ethnicity**
Non-Hispanic White	532
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	252
From 75 to 84	142
85 and over	62
Less than 65	112

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2015

Hypertension	72
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	25
Asthma	14
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	20
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2016 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	37
nerve block	37

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	81
Female	107

**Ethnicity**
Non-Hispanic White	176
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	46
85 and over	19
Less than 65	33

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2016

Hypertension	73
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	34
Depression	28
Chronic Kidney Disease	34
Asthma	22
Osteoperosis	12
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	19
Diabetes	32
Dementia	7
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2017 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	19
nerve block	19

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	90
Female	112

**Age**
From 65 to 74	85
From 75 to 84	56
85 and over	21
Less than 65	40

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2017

Hypertension	66
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	33
Depression	30
Chronic Kidney Disease	30
Asthma	10
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	34
Dementia	12
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2018 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	28
nerve block	28

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	100
Female	117

**Ethnicity**
Non-Hispanic White	206
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	47
85 and over	23
Less than 65	37

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2018

Hypertension	73
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	33
Depression	33
Chronic Kidney Disease	28
Asthma	13
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	9
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2019 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	43
nerve block	43

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	83
Female	118

**Ethnicity**
Non-Hispanic White	187
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	53
85 and over	18
Less than 65	40

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2019

Hypertension	0
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	9
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA during 2020 were nerve block and injections.

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

injections	21
nerve block	21

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	73
Female	105

**Ethnicity**
Non-Hispanic White	167
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	59
85 and over	22
Less than 65	14

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2020

Hypertension	74
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	33
Depression	21
Chronic Kidney Disease	29
Asthma	0
Osteoperosis	16
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	40
Female	62

**Age**
From 65 to 74	50
From 75 to 84	34
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2021

Hypertension	70
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	27
Depression	28
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	0
Diabetes	25
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Male	26
Female	27

**Age**
From 65 to 74	31
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD in 2022

Hypertension	75
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	0
Atrial Fibrilation	21
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Erwei Mark Gao, MD for Medicare patients.

The highest averages for the top procedures that Dr. Erwei Mark Gao, MD treated as an anesthesiologist in Iowa City, IA were nerve block and injections.

injections	23
nerve block	23

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Erwei Mark Gao, MD.

**Gender**
Female	116
Male	86

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	160
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	20
75 to 84	55
Less than 65	33
65 to 74	90

Average of Total of Conditions of Medicare patients treated by Dr. Erwei Mark Gao, MD From 2012 - 2022

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

Hypertension	58
High Cholesterol	51
Stroke	1
Ischemic Heart Disease	27
Depression	22
Chronic Kidney Disease	22
Asthma	7
Osteoporosis	7
Heart Failure	10
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Atrial Fibrillation	12
Dementia	6
Cancer	11

Education & Training

He has a state license in Iowa.

Licensed In: Iowa

Ratings & Reviews

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General Payments

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

**Payments by Company**
Mallinckrodt LLC	$177 OFIRMEV $99	$78
Merck Sharp & Dohme Corporation	$142 ENTEREG $75	BRIDION $67
COMSORT, Inc	$100 BRIDION $100
Covidien Sales LLC	$26 Monitors - Advanced Parameters $26