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Dr. Thomas Patrick Trezona, MD

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Specializes in: Medical Oncology, Adult Oncology and Surgical Oncology (Cancer Surgery)

3783 International Court Suite 200
Springfield, OR 97477

(541) 302-6469

Dr. Thomas Patrick Trezona, MD is a medical oncologist in Springfield, OR specializing in medical oncology, adult oncology and surgical oncology (cancer surgery).

Office Locations

3783 International Court Suite 200
Springfield, OR 97477

(541) 302-6469

(541) 302-6473

open_in_new

In The News

“Seated next to a radiologist, Thomas P. Trezona scoured the images of his CT scan, dreading the thing he was sure he would find: evidence of pancreatic cancer, the same disease that had killed his...”—"A surgeon's ominous pain and a question of grilled meat", Boston, July 2023

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2012 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

biological response modifier (BRM) therapy	136
blood draw	134
chemotherapy	136
diagnostic procedures	12
doctor visit	472
excision	12
lab tests	485
lymph node procedures	12
minimally invasive procedures	176
open surgery	12

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2013 were lab tests, chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

biological response modifier (BRM) therapy	196
blood draw	129
chemotherapy	196
doctor visit	579
lab tests	738
minimally invasive procedures	196
port flush	27

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Male	64
Female	132

**Age**
From 65 to 74	96
From 75 to 84	65
85 and over	18
Less than 65	17

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2013

Hypertension	59
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	15
Depression	15
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	14
Atrial Fibrilation	7
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	7
Cancer	46

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2014 were lab tests, chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

biological response modifier (BRM) therapy	154
blood draw	142
catheterization	12
chemotherapy	154
doctor visit	700
lab tests	569
lymph node procedures	12
minimally invasive procedures	154

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Male	59
Female	153

**Age**
From 65 to 74	102
From 75 to 84	62
85 and over	25
Less than 65	23

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2014

Hypertension	54
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	19
Depression	23
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	17
Atrial Fibrilation	6
Heart Failure	17
Chronic Obstructive Pulmonary Disease	18
Diabetes	24
Dementia	7
Cancer	48

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2015 were lab tests, chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

biological response modifier (BRM) therapy	138
blood draw	135
chemotherapy	138
doctor visit	584
lab tests	571
lymph node procedures	12
minimally invasive procedures	138

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Male	124
Female	244

**Age**
From 65 to 74	178
From 75 to 84	128
85 and over	34
Less than 65	28

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2015

Hypertension	56
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	20
Depression	18
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	15
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	23
Dementia	7
Cancer	48

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2016 were lab tests, chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

biological response modifier (BRM) therapy	185
blood draw	154
chemotherapy	185
doctor visit	684
lab tests	877
lymph node procedures	14
minimally invasive procedures	185

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Male	74
Female	124

**Age**
From 65 to 74	88
From 75 to 84	76
85 and over	17
Less than 65	17

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2016

Hypertension	56
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	17
Depression	18
Chronic Kidney Disease	23
Asthma	14
Osteoperosis	13
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	20
Dementia	0
Cancer	42

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2017 were lab tests, chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

biological response modifier (BRM) therapy	252
blood draw	159
chemotherapy	252
doctor visit	768
lab tests	1159
lymph node procedures	16
minimally invasive procedures	252
port flush	58

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Male	72
Female	124

**Age**
From 65 to 74	80
From 75 to 84	77
85 and over	23
Less than 65	16

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2017

Hypertension	58
High Cholesterol	32
Stroke	0
Ischemic Heart Disease	19
Depression	21
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	8
Cancer	45

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2018 were lab tests, chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

biological response modifier (BRM) therapy	176
blood draw	56
chemotherapy	176
diagnostic procedures	13
doctor visit	675
excision	13
lab tests	729
lymph node procedures	32
minimally invasive procedures	176
open surgery	13
port flush	67

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Male	75
Female	133

**Age**
From 65 to 74	106
From 75 to 84	65
85 and over	19
Less than 65	18

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2018

Hypertension	56
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	19
Depression	22
Chronic Kidney Disease	22
Asthma	0
Osteoperosis	11
Atrial Fibrilation	8
Heart Failure	17
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Dementia	7
Cancer	41

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2019 were lab tests, chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

biological response modifier (BRM) therapy	220
blood draw	37
chemotherapy	220
diagnostic procedures	15
doctor visit	751
excision	15
lab tests	783
lymph node procedures	35
minimally invasive procedures	220
open surgery	15
plastic surgery procedures	14
port flush	152
reconstructive surgery	14
tissue transfer	14
wound repair (e.g. stitches)	14

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Male	91
Female	115

**Age**
From 65 to 74	102
From 75 to 84	67
85 and over	26
Less than 65	11

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2019

Hypertension	61
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	21
Depression	17
Chronic Kidney Disease	25
Asthma	6
Osteoperosis	11
Atrial Fibrilation	8
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	19
Dementia	7
Cancer	44

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR during 2020 were lab tests.

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

doctor visit	126
lab tests	46

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Male	56
Female	49

**Age**
From 65 to 74	50
From 75 to 84	31
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2020

Hypertension	53
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	25
Depression	20
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	11
Diabetes	14
Dementia	10
Cancer	45

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

Volume of procedures performed by Dr. Thomas Patrick Trezona, MD for Medicare patients.

The highest averages for the top procedures that Dr. Thomas Patrick Trezona, MD treated as a medical oncologist in Springfield, OR were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

biological response modifier (BRM) therapy	182
blood draw	118
catheterization	12
chemotherapy	182
diagnostic procedures	13
doctor visit	593
excision	13
lab tests	661
lymph node procedures	19
minimally invasive procedures	187
open surgery	13
plastic surgery procedures	14
reconstructive surgery	14
tissue transfer	14
wound repair (e.g. stitches)	14

Average Medicare Patient Data From 2012 - 2020

Information about Medicare patients treated by Dr. Thomas Patrick Trezona, MD.

**Gender**
Female	119
Male	68

**Age**
85 and over	18
75 to 84	63
Less than 65	14
65 to 74	89

Average of Total of Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD From 2012 - 2020

The highest averages of the most common conditions of Medicare patients that Dr. Thomas Patrick Trezona, MD treated were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	50
High Cholesterol	36
Stroke	0
Ischemic Heart Disease	17
Depression	17
Chronic Kidney Disease	21
Asthma	5
Osteoporosis	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	19
Atrial Fibrillation	6
Dementia	5
Cancer	39

Education & Training

He has a state license in Oregon.

Licensed In: Oregon

Ratings & Reviews

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General Payments

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

**Payments by Company**
Ethicon US, LLC	$645 Biosurgicals $379	EVARREST $266
Focal Therapeutics, Inc.	$141 BioZorb $141
Amgen Inc.	$86 Vectibix $86
Novartis Pharmaceuticals Corporation	$82 KISQALI $82
Merck Sharp & Dohme Corporation	$44 KEYTRUDA $44
Other	$56 OPDIVO $23	Advanced Energy Cutting Device $22	Syndros $11

**Types of Payments**
Travel and Lodging	$611
Food and Beverage	$443

Research Payments

Dr. Thomas Patrick Trezona, MD has received 1 research payments totaling $4,506.

Biography

Dr. Thomas Trezona is a surgical oncology (cancer surgery), adult oncology, and medical oncology specialist in Springfield, OR. Dr. Trezona obtained a license to practice in Oregon.

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Dr. Thomas Patrick Trezona, 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. Thomas Patrick Trezona, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD in 2020

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

Average Medicare Patient Data From 2012 - 2020

Average of Total of Conditions of Medicare patients treated by Dr. Thomas Patrick Trezona, MD From 2012 - 2020

Education & Training

Ratings & Reviews

General Payments

Research Payments

Biography

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