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Dr. Ziga Tretjak, MD

(2 Ratings)

Specializes in: Adult Gastroenterology

780 Swift Boulevard Suite 270
Richland, WA 99352

(509) 942-3627

Dr. Ziga Tretjak, MD is a gastroenterologist in Richland, WA specializing in adult gastroenterology.

Office Locations

780 Swift Boulevard Suite 270
Richland, WA 99352

(509) 942-3627

(509) 943-3280

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ziga Tretjak, MD treated as a gastroenterologist in Richland, WA during 2012 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Ziga Tretjak, MD for Medicare patients.

balloon dilation	29
diagnostic procedures	157
doctor visit	261
esophageal dilation	29
gastrointestinal procedures	221
hospital care	219
inpatient care	219
minimally invasive procedures	221
preventive care	14
removal of lesion (e.g. growth)	157

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ziga Tretjak, MD treated as a gastroenterologist in Richland, WA during 2013 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Ziga Tretjak, MD for Medicare patients.

diagnostic procedures	105
doctor visit	12
gastrointestinal procedures	116
hospital care	55
inpatient care	55
minimally invasive procedures	116
preventive care	11
removal of lesion (e.g. growth)	105

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ziga Tretjak, MD.

**Gender**
Male	83
Female	90

**Age**
From 65 to 74	82
From 75 to 84	40
85 and over	11
Less than 65	40

Conditions of Medicare patients treated by Dr. Ziga Tretjak, MD in 2013

Hypertension	65
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	29
Depression	28
Chronic Kidney Disease	24
Asthma	9
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	23
Diabetes	36
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ziga Tretjak, MD treated as a gastroenterologist in Richland, WA during 2014 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Ziga Tretjak, MD for Medicare patients.

anastomosis	16
catheterization	16
diagnostic procedures	64
gastrointestinal procedures	122
hospital care	347
inpatient care	347
minimally invasive procedures	122
preventive care	17
removal of lesion (e.g. growth)	64

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ziga Tretjak, MD.

**Gender**
Male	97
Female	95

**Ethnicity**
Non-Hispanic White	158
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	64
From 75 to 84	67
85 and over	37
Less than 65	24

Conditions of Medicare patients treated by Dr. Ziga Tretjak, MD in 2014

Hypertension	75
High Cholesterol	68
Stroke	17
Ischemic Heart Disease	63
Depression	42
Chronic Kidney Disease	52
Asthma	14
Osteoperosis	16
Atrial Fibrilation	35
Heart Failure	61
Chronic Obstructive Pulmonary Disease	41
Diabetes	51
Dementia	30
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ziga Tretjak, MD treated as a gastroenterologist in Richland, WA during 2015 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Ziga Tretjak, MD for Medicare patients.

diagnostic procedures	31
doctor visit	15
gastrointestinal procedures	50
hospital care	306
inpatient care	306
minimally invasive procedures	50
removal of lesion (e.g. growth)	31

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ziga Tretjak, MD.

**Gender**
Male	144
Female	166

**Ethnicity**
Non-Hispanic White	242
Black	40
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	122
85 and over	38
Less than 65	76

Conditions of Medicare patients treated by Dr. Ziga Tretjak, MD in 2015

Hypertension	75
High Cholesterol	65
Stroke	17
Ischemic Heart Disease	54
Depression	40
Chronic Kidney Disease	59
Asthma	19
Osteoperosis	10
Atrial Fibrilation	26
Heart Failure	52
Chronic Obstructive Pulmonary Disease	42
Diabetes	45
Dementia	23
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ziga Tretjak, MD treated as a gastroenterologist in Richland, WA during 2016 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Ziga Tretjak, MD for Medicare patients.

diagnostic procedures	40
gastrointestinal procedures	76
hospital care	452
inpatient care	452
minimally invasive procedures	76
preventive care	13
removal of lesion (e.g. growth)	40

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ziga Tretjak, MD.

**Gender**
Male	101
Female	135

**Ethnicity**
Non-Hispanic White	194
Black	20
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	82
85 and over	45
Less than 65	26

Conditions of Medicare patients treated by Dr. Ziga Tretjak, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	64
Depression	37
Chronic Kidney Disease	62
Asthma	35
Osteoperosis	14
Atrial Fibrilation	26
Heart Failure	53
Chronic Obstructive Pulmonary Disease	33
Diabetes	42
Dementia	25
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ziga Tretjak, MD treated as a gastroenterologist in Richland, WA during 2017 were hospital care, inpatient care, removal of lesion (e.g. growth) and minimally invasive procedures.

Volume of procedures performed by Dr. Ziga Tretjak, MD for Medicare patients.

diagnostic procedures	25
gastrointestinal procedures	25
hospital care	168
inpatient care	168
minimally invasive procedures	25
removal of lesion (e.g. growth)	25

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ziga Tretjak, MD.

**Gender**
Male	41
Female	51

**Ethnicity**
Non-Hispanic White	79
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	28
From 75 to 84	31
85 and over	18
Less than 65	15

Conditions of Medicare patients treated by Dr. Ziga Tretjak, MD in 2017

Hypertension	75
High Cholesterol	62
Stroke	16
Ischemic Heart Disease	68
Depression	36
Chronic Kidney Disease	71
Asthma	12
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	57
Chronic Obstructive Pulmonary Disease	42
Diabetes	54
Dementia	29
Cancer	20

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ziga Tretjak, MD treated as a gastroenterologist in Richland, WA during 2018 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Ziga Tretjak, MD for Medicare patients.

gastrointestinal procedures	21
hospital care	94
inpatient care	94
minimally invasive procedures	21

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ziga Tretjak, MD.

**Gender**
Male	52
Female	56

**Ethnicity**
Non-Hispanic White	81
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	39
From 75 to 84	37
85 and over	12
Less than 65	20

Conditions of Medicare patients treated by Dr. Ziga Tretjak, MD in 2018

Hypertension	75
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	69
Depression	32
Chronic Kidney Disease	61
Asthma	15
Osteoperosis	12
Atrial Fibrilation	28
Heart Failure	50
Chronic Obstructive Pulmonary Disease	44
Diabetes	36
Dementia	23
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2018

Volume of procedures performed by Dr. Ziga Tretjak, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ziga Tretjak, MD treated as a gastroenterologist in Richland, WA were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

anastomosis	16
balloon dilation	29
catheterization	16
diagnostic procedures	70
doctor visit	96
esophageal dilation	29
gastrointestinal procedures	90
hospital care	234
inpatient care	234
minimally invasive procedures	90
preventive care	13
removal of lesion (e.g. growth)	70

Average Medicare Patient Data From 2012 - 2018

Information about Medicare patients treated by Dr. Ziga Tretjak, MD.

**Gender**
Female	84
Male	74

**Ethnicity**
Black / African American	8
Asian / Pacific Islander	0
Non-Hispanic White	107
Native American / Alaskan Native	0
Hispanic	1
Other	0

**Age**
85 and over	23
75 to 84	54
Less than 65	28
65 to 74	52

Average of Total of Conditions of Medicare patients treated by Dr. Ziga Tretjak, MD From 2012 - 2018

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

Hypertension	62
High Cholesterol	55
Stroke	9
Ischemic Heart Disease	49
Depression	30
Chronic Kidney Disease	47
Asthma	14
Osteoporosis	8
Heart Failure	41
Chronic Obstructive Pulmonary Disease	32
Diabetes	37
Atrial Fibrillation	21
Cancer	14
Dementia	19

Education & Training

He has a state license in Washington.

Licensed In: Washington

Ratings & Reviews

Dr. Ziga Tretjak, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. Ziga Tretjak, MD from all over the web to help you find the right in Richland, WA.

Overall Rating

(2 Ratings)

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General Payments

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