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Dr. Ashley Dyan Agan, MD

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Specializes in: Otolaryngology (Ear, Nose, and Throat)

University of Texas Medical Branch School of Medicine (2011)

5323 Harry Hines Boulevard
Dallas, TX 75390

(214) 645-8898

Dr. Ashley Dyan Agan, MD is an otolaryngologist in Dallas, TX specializing in otolaryngology (ear, nose, and throat). She graduated from University of Texas Medical Branch School of Medicine in 2011 and has 15 years of experience. Dr. Ashley Dyan Agan, MD is affiliated with Texas Health Resources and Scottie.

Office Locations

5323 Harry Hines Boulevard
Dallas, TX 75390

(214) 645-8898

(214) 645-8894

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Texas Health Resources

5646 Milton Street 305
Ste, TX 75206

(214) 444-5518

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5646 Milton Street Suite 305
Dallas, TX 75206

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5165 Mccarty Lane
Lafayette, IN 47905

(765) 448-8000

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In The News

“"You hear the beauty of nature, the birds singing, the blue skies," said Dr. Ashley Agan, a physician who leads one of the Dallas chapters.”—"Dallas "Walk with a Doc" program combines walking and health advice to boost mental wellness", CBS News, January 2026

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

doctor visit	26
hospital care	36
inpatient care	36

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ashley Dyan Agan, MD.

**Gender**
Male	35
Female	27

**Ethnicity**
Non-Hispanic White	42
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	32
From 75 to 84	14
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ashley Dyan Agan, MD in 2016

The most common conditions of Medicare patients that Dr. Ashley Dyan Agan, MD treated during 2016 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	75
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	45
Depression	31
Chronic Kidney Disease	48
Asthma	31
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	34
Chronic Obstructive Pulmonary Disease	31
Diabetes	39
Dementia	0
Cancer	23

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX during 2017 were minimally invasive procedures, laryngeal (voice box) procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

doctor visit	238
hospital care	26
inpatient care	26
laryngeal (voice box) procedures	39
minimally invasive procedures	39

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ashley Dyan Agan, MD.

**Gender**
Male	110
Female	119

**Ethnicity**
Non-Hispanic White	151
Black	40
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	52
85 and over	20
Less than 65	43

Conditions of Medicare patients treated by Dr. Ashley Dyan Agan, MD in 2017

The most common conditions of Medicare patients that Dr. Ashley Dyan Agan, MD treated during 2017 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	73
High Cholesterol	49
Stroke	9
Ischemic Heart Disease	38
Depression	34
Chronic Kidney Disease	38
Asthma	11
Osteoperosis	18
Atrial Fibrilation	12
Heart Failure	27
Chronic Obstructive Pulmonary Disease	18
Diabetes	34
Dementia	14
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX during 2018 were minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

doctor visit	397
laryngeal (voice box) procedures	87
minimally invasive procedures	87

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ashley Dyan Agan, MD.

**Gender**
Male	152
Female	162

**Ethnicity**
Non-Hispanic White	226
Black	40
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	164
From 75 to 84	90
85 and over	18
Less than 65	42

Conditions of Medicare patients treated by Dr. Ashley Dyan Agan, MD in 2018

The most common conditions of Medicare patients that Dr. Ashley Dyan Agan, MD treated during 2018 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	40
Depression	29
Chronic Kidney Disease	36
Asthma	14
Osteoperosis	18
Atrial Fibrilation	7
Heart Failure	19
Chronic Obstructive Pulmonary Disease	16
Diabetes	33
Dementia	12
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX during 2019 were minimally invasive procedures, laryngeal (voice box) procedures and ear procedures.

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

doctor visit	353
ear procedures	13
laryngeal (voice box) procedures	66
minimally invasive procedures	66

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ashley Dyan Agan, MD.

**Gender**
Male	134
Female	185

**Ethnicity**
Non-Hispanic White	215
Black	56
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	158
From 75 to 84	88
85 and over	24
Less than 65	49

Conditions of Medicare patients treated by Dr. Ashley Dyan Agan, MD in 2019

The most common conditions of Medicare patients that Dr. Ashley Dyan Agan, MD treated during 2019 were hypertension, high cholesterol, ischemic heart disease and osteoperosis.

Hypertension	70
High Cholesterol	62
Stroke	5
Ischemic Heart Disease	35
Depression	0
Chronic Kidney Disease	0
Asthma	13
Osteoperosis	18
Atrial Fibrilation	10
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	9
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX during 2020 were minimally invasive procedures, laryngeal (voice box) procedures and ear procedures.

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

doctor visit	267
ear procedures	25
laryngeal (voice box) procedures	47
minimally invasive procedures	47

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ashley Dyan Agan, MD.

**Gender**
Male	117
Female	121

**Ethnicity**
Non-Hispanic White	168
Black	35
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	72
85 and over	14
Less than 65	37

Conditions of Medicare patients treated by Dr. Ashley Dyan Agan, MD in 2020

The most common conditions of Medicare patients that Dr. Ashley Dyan Agan, MD treated during 2020 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	69
High Cholesterol	63
Stroke	6
Ischemic Heart Disease	38
Depression	26
Chronic Kidney Disease	28
Asthma	14
Osteoperosis	16
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX during 2021 were ear procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

doctor visit	305
ear procedures	30
laryngeal (voice box) procedures	24
minimally invasive procedures	24

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ashley Dyan Agan, MD.

**Gender**
Male	101
Female	131

**Ethnicity**
Non-Hispanic White	182
Black	22
Hispanic	0
Asian	12
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	80
85 and over	20
Less than 65	18

Conditions of Medicare patients treated by Dr. Ashley Dyan Agan, MD in 2021

The most common conditions of Medicare patients that Dr. Ashley Dyan Agan, MD treated during 2021 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	66
Stroke	5
Ischemic Heart Disease	37
Depression	24
Chronic Kidney Disease	25
Asthma	13
Osteoperosis	18
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX during 2022 were ear procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

doctor visit	213
ear procedures	22
laryngeal (voice box) procedures	17
minimally invasive procedures	17

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ashley Dyan Agan, MD.

**Gender**
Male	77
Female	102

**Ethnicity**
Non-Hispanic White	148
Black	13
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	89
From 75 to 84	67
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ashley Dyan Agan, MD in 2022

The most common conditions of Medicare patients that Dr. Ashley Dyan Agan, MD treated during 2022 were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	71
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	24
Depression	20
Chronic Kidney Disease	17
Asthma	15
Osteoperosis	20
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	17
Diabetes	22
Dementia	0
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX during 2023 were ear procedures, minimally invasive procedures and laryngeal (voice box) procedures.

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

doctor visit	300
ear procedures	44
laryngeal (voice box) procedures	22
minimally invasive procedures	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2023

Volume of procedures performed by Dr. Ashley Dyan Agan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ashley Dyan Agan, MD treated as an otolaryngologist in Dallas, TX were minimally invasive procedures, laryngeal (voice box) procedures, hospital care and inpatient care.

doctor visit	262
ear procedures	26
hospital care	31
inpatient care	31
laryngeal (voice box) procedures	43
minimally invasive procedures	43

Average Medicare Patient Data From 2016 - 2023

Information about Medicare patients treated by Dr. Ashley Dyan Agan, MD.

**Gender**
Female	105
Male	90

**Ethnicity**
Black / African American	25
Asian / Pacific Islander	1
Non-Hispanic White	141
Hispanic	12
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	12
75 to 84	57
Less than 65	23
65 to 74	98

Average of Total of Conditions of Medicare patients treated by Dr. Ashley Dyan Agan, MD From 2016 - 2023

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

Hypertension	61
High Cholesterol	54
Stroke	3
Ischemic Heart Disease	32
Depression	20
Chronic Kidney Disease	24
Asthma	13
Osteoporosis	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Atrial Fibrillation	8
Cancer	12
Dementia	6

Education & Training

Dr. Ashley Dyan Agan, MD graduated from University of Texas Medical Branch School of Medicine in 2011. She completed residency at University of Texas Southwestern Medical Center at Dallas and Affiliated Hospitals. She has a state license in Indiana.

Medical School: University of Texas Medical Branch School of Medicine (2011)

Residency: University of Texas Southwestern Medical Center at Dallas and Affiliated Hospitals (2016)

Licensed In: Indiana

Affiliations & Hospitals

Dr. Ashley Dyan Agan, MD is associated with these hospitals and organizations:

Texas Health Resources

Scottie

Ratings & Reviews

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General Payments

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

**Payments by Company**
Olympus Corporation of the Americas	$887 Olympus ENT Instruments $887
Acclarent, Inc	$701 TruDi Nav Suction $350	TruDi Nav Cable $158	Acclarent Navwire $109	ACCLARENT Balloon Inflation Device $85
Stryker Corporation	$374 SCOPIS ENT $174	VSP Reconstruction $140	Latera $41	NSE Elite Attachments $18
Intersect ENT, Inc.	$272 Propel $272
Amniox Medical	$178 CLARIX $178
Other	$286 FUSION $79	Inspire $63	XprESS Multi-Sinus Dilation System $48	WaveWriter Alpha Prime 16 $40	RAGWITEK $25	Other $31

**Types of Payments**
Food and Beverage	$1,634
Travel and Lodging	$715
Consulting Fee	$350

Biography

Dr. Ashley Agan is an otolaryngology (ear, nose, and throat) specialist. Dr. Agan is professionally affiliated with Texas Health Resources. Before completing her residency at a hospital affiliated with the University of Texas Southwestern Medical Center at Dallas, Dr. Agan attended medical school at the University of Texas Medical Branch School of Medicine. She has received the following distinction: Texas Rising Stars.