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Charles Clark Gabbert

(Charles Gabbert)

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Specializes in: Adult Gastroenterology

Oregon Health & Science University School of Medicine (2007)

1111 Ne 99th Avenue Suite 301, Suite 2005
Portland, OR 97220

(503) 963-2707

Charles Clark Gabbert is a gastroenterologist in Portland, OR specializing in adult gastroenterology. He graduated from Oregon Health & Science University School of Medicine in 2007 and has 18 years of experience. Charles Clark Gabbert is affiliated with University of Pittsburgh Physicians.

Office Locations

1111 Ne 99th Avenue Suite 301, Suite 2005
Portland, OR 97220

(503) 963-2707

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Noteworthy Medicare Patient Procedures Performed by Charles Clark Gabbert in 2023

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

Top 10%

By Volume:

inpatient hospital care

In 2023, Charles Clark Gabbert performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 90% of providers in related specialties within Oregon.

Top 25%

By Volume:

therapeutic ERCP

By Affordability:

diagnostic EGD

diagnostic upper endoscopy

EGD with biopsy

EGD with lesion removal

esophagogastroduodenoscopy

hospital care

inpatient care

inpatient hospital care

therapeutic EGD

therapeutic upper endoscopy

upper endoscopy

upper endoscopy with biopsy

upper endoscopy with lesion removal

In 2013, among providers in related specialties within Oregon, Charles Clark Gabbert performed more therapeutic ERCP procedures for Medicare patients than 75% of them and he also had a list price for diagnostic EGD, diagnostic upper endoscopy, EGD with biopsy, EGD with lesion removal, esophagogastroduodenoscopy (EGD), hospital care, inpatient care, inpatient hospital care (for patient admitted to hospital), therapeutic EGD, therapeutic upper endoscopy, upper endoscopy, upper endoscopy with biopsy, and upper endoscopy with lesion removal that was lower than the list prices billed to Medicare by 75% of them. 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

2014 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2014 were hospital care and inpatient care.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

hospital care	155
inpatient care	155

2014 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	28
Female	38

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

**Age**
From 65 to 74	21
From 75 to 84	20
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Charles Clark Gabbert in 2014

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2014 were hypertension, chronic kidney disease, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	56
Stroke	17
Ischemic Heart Disease	56
Depression	55
Chronic Kidney Disease	68
Asthma	0
Osteoperosis	18
Atrial Fibrilation	32
Heart Failure	45
Chronic Obstructive Pulmonary Disease	33
Diabetes	45
Dementia	21
Cancer	24

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2015 were hospital care, inpatient care, removal of lesion (e.g. growth) and minimally invasive procedures.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

diagnostic procedures	31
doctor visit	84
gastrointestinal procedures	31
hospital care	136
inpatient care	136
minimally invasive procedures	31
removal of lesion (e.g. growth)	31

2015 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	182
Female	144

**Ethnicity**
Non-Hispanic White	246
Black	0
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	136
From 75 to 84	80
85 and over	38
Less than 65	72

Conditions of Medicare patients treated by Charles Clark Gabbert in 2015

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2015 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	63
High Cholesterol	50
Stroke	7
Ischemic Heart Disease	35
Depression	33
Chronic Kidney Disease	40
Asthma	18
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	24
Chronic Obstructive Pulmonary Disease	16
Diabetes	37
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

aspiration	12
diagnostic procedures	181
doctor visit	186
gastrointestinal procedures	194
hospital care	71
image guided procedures	12
inpatient care	71
minimally invasive procedures	194
minor procedures	12
removal of lesion (e.g. growth)	181
stent placement (stenting)	13
ultrasound (sonogram)	12

2016 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	142
Female	142

**Ethnicity**
Non-Hispanic White	240
Black	0
Hispanic	20
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	157
From 75 to 84	72
85 and over	24
Less than 65	31

Conditions of Medicare patients treated by Charles Clark Gabbert in 2016

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2016 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	63
High Cholesterol	44
Stroke	4
Ischemic Heart Disease	31
Depression	28
Chronic Kidney Disease	29
Asthma	21
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	16
Diabetes	26
Dementia	8
Cancer	19

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2017 were gastrointestinal procedures, minimally invasive procedures, diagnostic procedures and removal of lesion (e.g. growth).

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

anastomosis	12
aspiration	35
catheterization	12
diagnostic procedures	219
doctor visit	182
gastrointestinal procedures	311
hospital care	85
image guided procedures	35
inpatient care	85
minimally invasive procedures	311
minor procedures	35
preventive care	11
removal of lesion (e.g. growth)	219
stent placement (stenting)	13
ultrasound (sonogram)	48

2017 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	155
Female	150

**Ethnicity**
Non-Hispanic White	274
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	162
From 75 to 84	97
85 and over	18
Less than 65	28

Conditions of Medicare patients treated by Charles Clark Gabbert in 2017

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2017 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	73
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	40
Depression	30
Chronic Kidney Disease	36
Asthma	9
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	19
Diabetes	31
Dementia	7
Cancer	35

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

aspiration	21
diagnostic procedures	174
doctor visit	133
gastrointestinal procedures	268
hospital care	52
image guided procedures	21
inpatient care	52
minimally invasive procedures	268
minor procedures	21
removal of lesion (e.g. growth)	174
stent placement (stenting)	12
ultrasound (sonogram)	35

2018 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	146
Female	151

**Ethnicity**
Non-Hispanic White	260
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	91
85 and over	17
Less than 65	30

Conditions of Medicare patients treated by Charles Clark Gabbert in 2018

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2018 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	72
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	38
Depression	34
Chronic Kidney Disease	42
Asthma	8
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	21
Diabetes	28
Dementia	10
Cancer	26

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

anastomosis	13
catheterization	13
diagnostic procedures	162
doctor visit	45
gastrointestinal procedures	225
hospital care	15
inpatient care	15
minimally invasive procedures	225
removal of lesion (e.g. growth)	162
ultrasound (sonogram)	22

2019 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	121
Female	124

**Ethnicity**
Non-Hispanic White	207
Black	14
Hispanic	0
Asian	12
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	58
85 and over	24
Less than 65	48

Conditions of Medicare patients treated by Charles Clark Gabbert in 2019

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2019 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	67
High Cholesterol	51
Stroke	7
Ischemic Heart Disease	36
Depression	29
Chronic Kidney Disease	45
Asthma	8
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	23
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Dementia	15
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2020 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

diagnostic procedures	103
doctor visit	40
gastrointestinal procedures	117
minimally invasive procedures	117
removal of lesion (e.g. growth)	103
ultrasound (sonogram)	14

2020 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	93
Female	107

**Ethnicity**
Non-Hispanic White	169
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	85
From 75 to 84	58
85 and over	16
Less than 65	41

Conditions of Medicare patients treated by Charles Clark Gabbert in 2020

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2020 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	62
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	32
Depression	31
Chronic Kidney Disease	40
Asthma	9
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	26
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2021 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

diagnostic procedures	50
doctor visit	21
gastrointestinal procedures	88
hospital care	92
inpatient care	92
minimally invasive procedures	88
removal of lesion (e.g. growth)	50
stent placement (stenting)	24

2021 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	80
Female	89

**Ethnicity**
Non-Hispanic White	157
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	91
From 75 to 84	39
85 and over	17
Less than 65	22

Conditions of Medicare patients treated by Charles Clark Gabbert in 2021

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2021 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	69
Stroke	8
Ischemic Heart Disease	56
Depression	35
Chronic Kidney Disease	54
Asthma	11
Osteoperosis	14
Atrial Fibrilation	21
Heart Failure	27
Chronic Obstructive Pulmonary Disease	24
Diabetes	32
Dementia	17
Cancer	20

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2022 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

diagnostic procedures	70
doctor visit	32
gastrointestinal procedures	119
hospital care	95
inpatient care	95
minimally invasive procedures	119
removal of lesion (e.g. growth)	70
stent placement (stenting)	15

2022 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	110
Female	114

**Ethnicity**
Non-Hispanic White	205
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	63
85 and over	27
Less than 65	25

Conditions of Medicare patients treated by Charles Clark Gabbert in 2022

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2022 were high cholesterol, hypertension, ischemic heart disease and depression.

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	37
Depression	31
Chronic Kidney Disease	25
Asthma	10
Osteoperosis	15
Atrial Fibrilation	26
Heart Failure	23
Chronic Obstructive Pulmonary Disease	25
Diabetes	28
Dementia	12
Cancer	22

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR during 2023 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

diagnostic procedures	91
doctor visit	16
gastrointestinal procedures	138
hospital care	124
inpatient care	124
minimally invasive procedures	138
removal of lesion (e.g. growth)	91
stent placement (stenting)	21
ultrasound (sonogram)	11

2023 Medicare Patient Data

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	105
Female	135

**Ethnicity**
Non-Hispanic White	221
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	69
85 and over	23
Less than 65	23

Conditions of Medicare patients treated by Charles Clark Gabbert in 2023

The most common conditions of Medicare patients that Charles Clark Gabbert treated during 2023 were high cholesterol, hypertension, ischemic heart disease and depression.

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	40
Depression	33
Chronic Kidney Disease	27
Asthma	11
Osteoperosis	18
Atrial Fibrilation	21
Heart Failure	23
Chronic Obstructive Pulmonary Disease	23
Diabetes	32
Dementia	9
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2014 - 2023

Volume of procedures performed by Charles Clark Gabbert for Medicare patients.

The highest averages for the top procedures that Charles Clark Gabbert treated as a gastroenterologist in Portland, OR were gastrointestinal procedures, minimally invasive procedures, diagnostic procedures and removal of lesion (e.g. growth).

anastomosis	12
aspiration	22
catheterization	12
diagnostic procedures	120
doctor visit	82
gastrointestinal procedures	165
hospital care	91
image guided procedures	22
inpatient care	91
minimally invasive procedures	165
minor procedures	22
preventive care	11
removal of lesion (e.g. growth)	120
stent placement (stenting)	16
ultrasound (sonogram)	23

Average Medicare Patient Data From 2014 - 2023

Information about Medicare patients treated by Charles Clark Gabbert.

**Gender**
Male	116
Female	119

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	1
Non-Hispanic White	203
Native American / Alaskan Native	0
Hispanic	9
Other	1

**Age**
75 to 84	64
85 and over	20
Less than 65	32
65 to 74	116

Average of Total of Conditions of Medicare patients treated by Charles Clark Gabbert From 2014 - 2023

The highest averages of the most common conditions of Medicare patients that Charles Clark Gabbert treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	70
High Cholesterol	57
Stroke	8
Ischemic Heart Disease	40
Depression	33
Chronic Kidney Disease	40
Asthma	10
Osteoporosis	11
Heart Failure	25
Chronic Obstructive Pulmonary Disease	20
Diabetes	31
Atrial Fibrillation	18
Cancer	20
Dementia	12

Education & Training

Charles Clark Gabbert graduated from Oregon Health & Science University School of Medicine in 2007. He has a state license in Oregon.

Medical School: Oregon Health & Science University School of Medicine (2007)

Licensed In: Oregon

Affiliations & Hospitals

Charles Clark Gabbert is associated with these hospitals and organizations:

University of Pittsburgh Physicians

Ratings & Reviews

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General Payments

These charts describe general payments received by Charles Clark Gabbert. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
CONMED Corporation	$1,029 CONMED Biliary $978	Hemostasis Clip $18	$33
AbbVie Inc.	$672 Skyrizi $254	Creon $185	Rinvoq $169	LINZESS $25	Humira $22	Other $19
Boston Scientific Corporation	$513 AXIOS $163	General - Biliary Devices $90	EXALT Model D $73	X-Tack Endoscopic HeliX Tacking System $72	Apollo 2-0 Polypropylene Endobariatric Suture $60	Other $55
Takeda Pharmaceuticals U.S.A., Inc.	$466 ENTYVIO $466
Janssen Biotech, Inc.	$286 STELARA $194	Tremfya $72	SIMPONI $20
Other	$1,570 Beacon $235	Smart Pill $190	SIMPONI $117	OLYSIO $108	ZEPOSIA $90	Other $831

**Types of Payments**
Food and Beverage	$4,450
Gift	$86

Biography

Dr. Charles Gabbert works as an adult gastroenterology. He is a graduate of Oregon Health & Science University School of Medicine. Dr. Gabbert is professionally affiliated with the University of Pittsburgh Physicians.