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Dr. Derek A. Irwin, MD

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Specializes in: Surgical Pathology

University of Oklahoma College of Medicine

225 Ne 97th Street
Oklahoma City, OK 73114

(405) 842-2061

Dr. Derek A. Irwin, MD is an anatomic pathologist in Oklahoma City, OK specializing in surgical pathology. He graduated from University of Oklahoma College of Medicine. Dr. Derek A. Irwin, MD is affiliated with AmeriPath and DIAGNOSTIC PATHOLOGY SERVICES, INC.

Office Locations

225 Ne 97th Street
Oklahoma City, OK 73114

(405) 842-2061

(405) 842-3146

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Noteworthy Medicare Patient Procedures Performed by Dr. Derek A. Irwin, MD in 2023

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

Top 5%

By Affordability:

special stains

In 2023, Dr. Derek A. Irwin, MD had a list price for special stains that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Oklahoma. 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 Affordability:

lab tests

In 2012, Dr. Derek A. Irwin, MD had a list price for lab tests that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Oklahoma. 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

2012 Medicare Procedure Volume

The top procedures that Dr. Derek A. Irwin, MD treated as an anatomic pathologist in Oklahoma City, OK during 2012 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Derek A. Irwin, MD for Medicare patients.

consultation	72
cytology	15
lab tests	318

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Derek A. Irwin, MD treated as an anatomic pathologist in Oklahoma City, OK during 2013 were lab tests and cytology.

Volume of procedures performed by Dr. Derek A. Irwin, MD for Medicare patients.

cytology	12
lab tests	262

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	162
Female	175

**Ethnicity**
Non-Hispanic White	261
Black	39
Hispanic	0
Asian	0
Other	0
Native American	23

**Age**
From 65 to 74	129
From 75 to 84	100
85 and over	23
Less than 65	85

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2013

Hypertension	75
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	52
Depression	36
Chronic Kidney Disease	51
Asthma	9
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	36
Chronic Obstructive Pulmonary Disease	25
Diabetes	46
Dementia	12
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Derek A. Irwin, MD treated as an anatomic pathologist in Oklahoma City, OK during 2014 were lab tests.

Volume of procedures performed by Dr. Derek A. Irwin, MD for Medicare patients.

lab tests	57

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	44
Female	49

**Ethnicity**
Non-Hispanic White	77
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	39
From 75 to 84	24
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2014

Hypertension	75
High Cholesterol	71
Stroke	12
Ischemic Heart Disease	63
Depression	33
Chronic Kidney Disease	45
Asthma	0
Osteoperosis	0
Atrial Fibrilation	23
Heart Failure	46
Chronic Obstructive Pulmonary Disease	28
Diabetes	46
Dementia	16
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Derek A. Irwin, MD treated as an anatomic pathologist in Oklahoma City, OK during 2015 were lab tests.

Volume of procedures performed by Dr. Derek A. Irwin, MD for Medicare patients.

lab tests	41

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	98
Female	120

**Ethnicity**
Non-Hispanic White	174
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	88
From 75 to 84	66
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2015

Hypertension	75
High Cholesterol	63
Stroke	12
Ischemic Heart Disease	54
Depression	36
Chronic Kidney Disease	54
Asthma	28
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	31
Chronic Obstructive Pulmonary Disease	36
Diabetes	50
Dementia	10
Cancer	22

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Derek A. Irwin, MD treated as an anatomic pathologist in Oklahoma City, OK during 2016 were lab tests.

Volume of procedures performed by Dr. Derek A. Irwin, MD for Medicare patients.

lab tests	51

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	61
Female	64

**Ethnicity**
Non-Hispanic White	101
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	56
From 75 to 84	30
85 and over	13
Less than 65	26

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2016

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	58
Depression	36
Chronic Kidney Disease	68
Asthma	38
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	44
Chronic Obstructive Pulmonary Disease	33
Diabetes	51
Dementia	14
Cancer	21

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Derek A. Irwin, MD treated as an anatomic pathologist in Oklahoma City, OK during 2017 were lab tests.

Volume of procedures performed by Dr. Derek A. Irwin, MD for Medicare patients.

lab tests	16

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	60
Female	65

**Ethnicity**
Non-Hispanic White	99
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	57
From 75 to 84	26
85 and over	16
Less than 65	26

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2017

Hypertension	75
High Cholesterol	58
Stroke	9
Ischemic Heart Disease	55
Depression	38
Chronic Kidney Disease	66
Asthma	14
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	42
Chronic Obstructive Pulmonary Disease	28
Diabetes	49
Dementia	17
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	39
Female	30

**Ethnicity**
Non-Hispanic White	49
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	32
From 75 to 84	16
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2018

Hypertension	75
High Cholesterol	74
Stroke	16
Ischemic Heart Disease	59
Depression	35
Chronic Kidney Disease	67
Asthma	17
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	38
Chronic Obstructive Pulmonary Disease	46
Diabetes	49
Dementia	23
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	19
Female	22

**Ethnicity**
Non-Hispanic White	29
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	61
Depression	37
Chronic Kidney Disease	68
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	39
Chronic Obstructive Pulmonary Disease	34
Diabetes	41
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	34
Female	38

**Ethnicity**
Non-Hispanic White	57
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	36
From 75 to 84	0
85 and over	0
Less than 65	19

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2020

Hypertension	75
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	46
Depression	40
Chronic Kidney Disease	56
Asthma	17
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	32
Chronic Obstructive Pulmonary Disease	25
Diabetes	46
Dementia	19
Cancer	0

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	52
Depression	48
Chronic Kidney Disease	70
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	46
Female	54

**Ethnicity**
Non-Hispanic White	86
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	33
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2022

Hypertension	75
High Cholesterol	74
Stroke	18
Ischemic Heart Disease	44
Depression	28
Chronic Kidney Disease	37
Asthma	13
Osteoperosis	14
Atrial Fibrilation	22
Heart Failure	33
Chronic Obstructive Pulmonary Disease	29
Diabetes	38
Dementia	0
Cancer	25

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Derek A. Irwin, MD for Medicare patients.

The highest averages for the top procedures that Dr. Derek A. Irwin, MD treated as an anatomic pathologist in Oklahoma City, OK were lab tests, consultation and cytology.

consultation	72
cytology	13
lab tests	124

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Derek A. Irwin, MD.

**Gender**
Male	51
Female	56

**Ethnicity**
Black / African American	6
Asian / Pacific Islander	0
Non-Hispanic White	84
Hispanic	0
Native American / Alaskan Native	2
Other	0

**Age**
75 to 84	26
85 and over	4
Less than 65	14
65 to 74	46

Average of Total of Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	49
Depression	33
Chronic Kidney Disease	52
Asthma	12
Osteoporosis	3
Heart Failure	31
Chronic Obstructive Pulmonary Disease	25
Diabetes	37
Atrial Fibrillation	12
Cancer	10
Dementia	10

Education & Training

Dr. Derek A. Irwin, MD graduated from University of Oklahoma College of Medicine. He completed residency at University of Oklahoma Health Sciences Center. He is certified by the Board Certification: Anatomic and Clinical Pathology and has a state license in Oklahoma.

Medical School: University of Oklahoma College of Medicine

Residency: University of Oklahoma Health Sciences Center

Board Certification: Board Certification: Anatomic and Clinical Pathology

Licensed In: Oklahoma

Affiliations & Hospitals

Dr. Derek A. Irwin, MD is associated with these hospitals and organizations:

AmeriPath

DIAGNOSTIC PATHOLOGY SERVICES, INC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Roche Diagnostics Corporation	$127 TD BenchMark IHC/ISH and Special Stains Reagents $127
Salix Pharmaceuticals, a division of Bausch Health US, LLC	$101 XIFAXAN $61	Trulance $27	PLENVU $13
Takeda Pharmaceuticals U.S.A., Inc.	$66 GATTEX $52	$14
Valeant Pharmaceuticals North America LLC	$63 XIFAXANIBSD $26	XIFAXAN $15	XIFAXAN - 550 MG $11	Uceris $11
Daiichi Sankyo Inc.	$62 Injectafer $62
Other	$352 Cimzia $44	OCA $39	Feraheme $31	SIMPONI $29	IBSRELA $25	Other $183

**Types of Payments**
Food and Beverage	$771

Biography

Dr. Derek Irwin is a specialist in surgical pathology. He graduated from the University of Oklahoma College of Medicine. Dr. Irwin completed his residency training at the University of Oklahoma Health Sciences Center. He is affiliated with AmeriPath.

Select Year:

Dr. Derek A. Irwin, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Derek A. Irwin, MD in 2023

By Affordability:

By Affordability:

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. Derek A. Irwin, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2020

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Derek A. Irwin, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Oklahoma City, OK