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Dr. Catherine Anne Obrien, MD

(Dr. Catherine Anne O'Brien, M.D.)

(No ratings)

Specializes in: Adult Oncology and Adult Hematology
University of California, Davis, School of Medicine (2000)
2700 Se Stratus Avenue Suite A
McMinnville, OR 97128

Dr. Catherine Anne Obrien, MD is an oncologist in McMinnville, OR specializing in adult oncology and adult hematology. She graduated from University of California, Davis, School of Medicine in 2000 and has 26 years of experience. Dr. Catherine Anne Obrien, MD is affiliated with OREGON ONCOLOGY SPECIALISTS LLP.

View Doctor's Full Profile (503) 435-6590

Office Locations

2700 Se Stratus Avenue Suite A
McMinnville, OR 97128
(503) 435-6590
(503) 435-6591
open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Catherine Anne Obrien, MD in 2023

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

Top 5%

By Affordability:

port flush

In 2023, Dr. Catherine Anne Obrien, MD had a list price for port flush that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Oregon. 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.

Top 25%

By Volume:

intravenous infusion
port flush

By Affordability:

intravenous infusion

In 2013, among providers in related specialties within Oregon, Dr. Catherine Anne Obrien, MD performed more intravenous (IV) infusion, and port flush procedures for Medicare patients than 75% of them and she also had a list price for intravenous (IV) infusion 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

2013 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2013 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and blood draw.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 246
blood draw 217
chemotherapy 246
doctor visit 965
hospital care 90
inpatient care 90
minimally invasive procedures 395
port flush 48

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 100
Female 183
Ethnicity
Non-Hispanic White 268
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 120
From 75 to 84 84
85 and over 49
Less than 65 30

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2013

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2013 were hypertension, cancer, ischemic heart disease and high cholesterol.

Hypertension 66
High Cholesterol 33
Stroke 5
Ischemic Heart Disease 36
Depression 19
Chronic Kidney Disease 31
Asthma 7
Osteoperosis 7
Atrial Fibrilation 15
Heart Failure 30
Chronic Obstructive Pulmonary Disease 23
Diabetes 32
Dementia 13
Cancer 54

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2014 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 149
blood draw 52
chemotherapy 149
doctor visit 1057
hospital care 80
inpatient care 80
minimally invasive procedures 251
port flush 51

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 105
Female 189
Ethnicity
Non-Hispanic White 276
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 117
From 75 to 84 90
85 and over 57
Less than 65 30

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2014

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2014 were hypertension, cancer, ischemic heart disease and chronic kidney disease.

Hypertension 64
High Cholesterol 34
Stroke 4
Ischemic Heart Disease 36
Depression 24
Chronic Kidney Disease 34
Asthma 9
Osteoperosis 7
Atrial Fibrilation 15
Heart Failure 25
Chronic Obstructive Pulmonary Disease 18
Diabetes 32
Dementia 14
Cancer 52

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2015 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 189
blood draw 50
chemotherapy 189
doctor visit 982
hospital care 50
inpatient care 50
minimally invasive procedures 273
port flush 76

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 230
Female 382
Ethnicity
Non-Hispanic White 570
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 248
From 75 to 84 174
85 and over 104
Less than 65 86

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2015

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2015 were hypertension, cancer, chronic kidney disease and high cholesterol.

Hypertension 61
High Cholesterol 35
Stroke 0
Ischemic Heart Disease 32
Depression 22
Chronic Kidney Disease 35
Asthma 13
Osteoperosis 7
Atrial Fibrilation 12
Heart Failure 26
Chronic Obstructive Pulmonary Disease 18
Diabetes 33
Dementia 11
Cancer 48

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2016 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and blood draw.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 240
blood draw 108
chemotherapy 240
doctor visit 1074
hormone therapy 55
hospital care 49
inpatient care 49
minimally invasive procedures 375
port flush 83

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 121
Female 210
Ethnicity
Non-Hispanic White 306
Black 0
Hispanic 0
Asian 0
Other 0
Native American 13
Age
From 65 to 74 135
From 75 to 84 97
85 and over 54
Less than 65 45

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2016

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2016 were hypertension, cancer, chronic kidney disease and high cholesterol.

Hypertension 66
High Cholesterol 34
Stroke 4
Ischemic Heart Disease 29
Depression 28
Chronic Kidney Disease 37
Asthma 25
Osteoperosis 7
Atrial Fibrilation 15
Heart Failure 27
Chronic Obstructive Pulmonary Disease 25
Diabetes 31
Dementia 12
Cancer 46

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2017 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 314
blood draw 42
chemotherapy 314
doctor visit 1073
hospital care 34
inpatient care 34
minimally invasive procedures 423
port flush 64

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 118
Female 214
Ethnicity
Non-Hispanic White 305
Black 0
Hispanic 0
Asian 0
Other 0
Native American 14
Age
From 65 to 74 136
From 75 to 84 106
85 and over 48
Less than 65 42

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2017

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2017 were hypertension, cancer, chronic kidney disease and high cholesterol.

Hypertension 67
High Cholesterol 36
Stroke 5
Ischemic Heart Disease 32
Depression 27
Chronic Kidney Disease 42
Asthma 6
Osteoperosis 10
Atrial Fibrilation 14
Heart Failure 29
Chronic Obstructive Pulmonary Disease 22
Diabetes 31
Dementia 10
Cancer 48

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2018 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 214
chemotherapy 214
doctor visit 1002
minimally invasive procedures 285
port flush 72

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 120
Female 218
Ethnicity
Non-Hispanic White 313
Black 0
Hispanic 0
Asian 0
Other 0
Native American 12
Age
From 65 to 74 131
From 75 to 84 123
85 and over 44
Less than 65 40

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2018

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2018 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension 66
High Cholesterol 39
Stroke 0
Ischemic Heart Disease 32
Depression 23
Chronic Kidney Disease 38
Asthma 5
Osteoperosis 8
Atrial Fibrilation 12
Heart Failure 28
Chronic Obstructive Pulmonary Disease 20
Diabetes 30
Dementia 10
Cancer 46

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2019 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 389
chemotherapy 389
doctor visit 1045
hormone therapy 68
minimally invasive procedures 562
port flush 71

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 120
Female 242
Ethnicity
Non-Hispanic White 336
Black 0
Hispanic 0
Asian 0
Other 0
Native American 12
Age
From 65 to 74 154
From 75 to 84 127
85 and over 45
Less than 65 36

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2019

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2019 were hypertension, cancer, chronic kidney disease and high cholesterol.

Hypertension 64
High Cholesterol 37
Stroke 5
Ischemic Heart Disease 27
Depression 22
Chronic Kidney Disease 38
Asthma 6
Osteoperosis 9
Atrial Fibrilation 12
Heart Failure 27
Chronic Obstructive Pulmonary Disease 18
Diabetes 27
Dementia 9
Cancer 43

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2020 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 330
chemotherapy 330
doctor visit 1089
hormone therapy 73
minimally invasive procedures 496
port flush 77

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 131
Female 266
Ethnicity
Non-Hispanic White 362
Black 0
Hispanic 0
Asian 0
Other 0
Native American 14
Age
From 65 to 74 165
From 75 to 84 133
85 and over 52
Less than 65 47

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2020

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2020 were hypertension, cancer, chronic kidney disease and high cholesterol.

Hypertension 61
High Cholesterol 34
Stroke 4
Ischemic Heart Disease 24
Depression 24
Chronic Kidney Disease 34
Asthma 7
Osteoperosis 10
Atrial Fibrilation 11
Heart Failure 25
Chronic Obstructive Pulmonary Disease 16
Diabetes 24
Dementia 9
Cancer 46

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2021 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 225
chemotherapy 225
doctor visit 958
minimally invasive procedures 360
port flush 66

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 137
Female 276
Ethnicity
Non-Hispanic White 375
Black 0
Hispanic 14
Asian 0
Other 0
Native American 0
Age
From 65 to 74 189
From 75 to 84 121
85 and over 52
Less than 65 51

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2021

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2021 were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension 60
High Cholesterol 40
Stroke 0
Ischemic Heart Disease 24
Depression 25
Chronic Kidney Disease 36
Asthma 7
Osteoperosis 10
Atrial Fibrilation 12
Heart Failure 25
Chronic Obstructive Pulmonary Disease 15
Diabetes 26
Dementia 7
Cancer 46

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2022 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 221
chemotherapy 221
doctor visit 923
minimally invasive procedures 402
port flush 42

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 123
Female 264
Ethnicity
Non-Hispanic White 349
Black 0
Hispanic 16
Asian 0
Other 0
Native American 11
Age
From 65 to 74 169
From 75 to 84 121
85 and over 46
Less than 65 51

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2022

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2022 were hypertension, high cholesterol, cancer and chronic kidney disease.

Hypertension 70
High Cholesterol 54
Stroke 7
Ischemic Heart Disease 16
Depression 26
Chronic Kidney Disease 27
Asthma 10
Osteoperosis 17
Atrial Fibrilation 21
Heart Failure 20
Chronic Obstructive Pulmonary Disease 20
Diabetes 27
Dementia 5
Cancer 53

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR during 2023 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and port flush.

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

biological response modifier (BRM) therapy 233
chemotherapy 233
doctor visit 835
minimally invasive procedures 362
port flush 47

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Male 131
Female 238
Ethnicity
Non-Hispanic White 333
Black 0
Hispanic 16
Asian 0
Other 0
Native American 0
Age
From 65 to 74 149
From 75 to 84 141
85 and over 44
Less than 65 35

Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD in 2023

The most common conditions of Medicare patients that Dr. Catherine Anne Obrien, MD treated during 2023 were hypertension, high cholesterol, cancer and chronic kidney disease.

Hypertension 73
High Cholesterol 54
Stroke 6
Ischemic Heart Disease 18
Depression 24
Chronic Kidney Disease 30
Asthma 10
Osteoperosis 18
Atrial Fibrilation 22
Heart Failure 22
Chronic Obstructive Pulmonary Disease 21
Diabetes 26
Dementia 6
Cancer 51

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Catherine Anne Obrien, MD for Medicare patients.

The highest averages for the top procedures that Dr. Catherine Anne Obrien, MD treated as an oncologist in McMinnville, OR were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and blood draw.

biological response modifier (BRM) therapy 250
blood draw 93
chemotherapy 250
doctor visit 1000
hormone therapy 65
hospital care 60
inpatient care 60
minimally invasive procedures 380

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Catherine Anne Obrien, MD.

Gender
Female 243
Male 130
Ethnicity
Black / African American 0
Asian / Pacific Islander 0
Non-Hispanic White 344
Hispanic 4
Native American / Alaskan Native 6
Other 0
Age
85 and over 54
75 to 84 119
Less than 65 44
65 to 74 155

Average of Total of Conditions of Medicare patients treated by Dr. Catherine Anne Obrien, MD From 2013 - 2023

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

Hypertension 65
High Cholesterol 39
Stroke 3
Ischemic Heart Disease 27
Depression 24
Chronic Kidney Disease 34
Asthma 9
Osteoporosis 10
Heart Failure 25
Chronic Obstructive Pulmonary Disease 19
Diabetes 29
Atrial Fibrillation 14
Dementia 9
Cancer 48

Education & Training

Dr. Catherine Anne Obrien, MD graduated from University of California, Davis, School of Medicine in 2000. She has a state license in Oregon.

Medical School: University of California, Davis, School of Medicine (2000)

Licensed In: Oregon

Affiliations & Hospitals

Dr. Catherine Anne Obrien, MD is associated with these hospitals and organizations:

OREGON ONCOLOGY SPECIALISTS LLP

Ratings & Reviews

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General Payments

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

Payments by Company
Genentech USA, Inc. $348 Gazyva
$66 		Perjeta
$57 		Kadcyla
$54 		Avastin
$31 		Venclexta
$30 		Other
$109
Astellas Pharma US Inc $342 XTANDI
$111 		XOSPATA
$31
$199
Janssen Biotech, Inc. $286 IMBRUVICA
$128 		RYBREVANT
$75 		ZYTIGA
$21 		Erleada
$21 		DARZALEX
$15 		Other
$26
E.R. Squibb & Sons, L.L.C. $253 OPDIVO
$146 		ELIQUIS
$40 		SPRYCEL
$20
$47
Novartis Pharmaceuticals Corporation $229 PROMACTA
$81 		Exjade
$64 		TASIGNA
$29 		ZYKADIA
$18 		RYDAPT
$14 		Other
$24
Other $1,762 XGEVA
$111 		KEYTRUDA
$105 		FASLODEX
$77 		Lenvima
$60 		Cabometyx
$58 		Other
$1,353
Types of Payments
Food and Beverage $2,696
Education $524

Ownership and Interest Payments

This table describes ownership payments received by Dr. Catherine Anne Obrien, MD.

DARA Biosciences, Inc. 2014 $0.00 Physician Covered Recipient None

Biography

Dr. Catherine O'Brien works as an adult hematology and adult oncology. Dr. O'Brien is a graduate of the University of California, Davis, School of Medicine.

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