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Home > TX Providers > Neurologists

Dr. Preston E. Harrison, MD

(5 Ratings)

Specializes in: Neurology (Brain & Spinal Cord Disease)

1301 Doctors Drive
Tyler, TX 75701

(903) 597-3787

Dr. Preston E. Harrison, MD is a neurologist in Tyler, TX specializing in neurology (brain & spinal cord disease). Dr. Preston E. Harrison, MD is affiliated with East Texas Neurology, LLC.

Office Locations

1301 Doctors Drive
Tyler, TX 75701

(903) 597-3787

(903) 593-4052

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Noteworthy Medicare Patient Procedures Performed by Dr. Preston E. Harrison, MD in 2023

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

Top 5%

By Affordability:

carotid duplex ultrasound

carotid ultrasound

duplex ultrasound

electrodiagnostic testing

electrophysiological study

nerve conduction studies

transcranial Doppler

transcranial ultrasound

vascular studies

vascular ultrasound

In 2023, Dr. Preston E. Harrison, MD had a list price for carotid duplex ultrasound, carotid ultrasound, duplex ultrasound, electrodiagnostic testing, electrophysiological (EP) study, nerve conduction studies (NCS), transcranial Doppler (TCD), transcranial ultrasound, vascular studies, and vascular ultrasound that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Texas. 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:

carotid duplex ultrasound

electroencephalography

In 2012, Dr. Preston E. Harrison, MD performed more carotid duplex ultrasound, electroencephalography (EEG), transcranial Doppler (TCD), ultrasound (sonogram), vascular procedures, and vascular ultrasound procedures for Medicare patients than 75% of providers in related specialties within Texas.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2012 were diagnostic procedures, ultrasound (sonogram), vascular procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	3129
doctor visit	1230
electroencephalography (EEG)	173
ultrasound (sonogram)	398
vascular procedures	398

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2013 were vascular procedures, ultrasound (sonogram), diagnostic procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	259
doctor visit	1247
electroencephalography (EEG)	189
ultrasound (sonogram)	422
vascular procedures	448

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	279
Female	373

**Ethnicity**
Non-Hispanic White	592
Black	48
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	234
From 75 to 84	258
85 and over	73
Less than 65	87

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2013

Hypertension	70
High Cholesterol	58
Stroke	21
Ischemic Heart Disease	42
Depression	27
Chronic Kidney Disease	17
Asthma	6
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Dementia	29
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2014 were ultrasound (sonogram), vascular procedures, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	205
doctor visit	1164
electroencephalography (EEG)	218
ultrasound (sonogram)	458
vascular procedures	458

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	318
Female	412

**Ethnicity**
Non-Hispanic White	661
Black	50
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	259
85 and over	77
Less than 65	122

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2014

Hypertension	69
High Cholesterol	59
Stroke	18
Ischemic Heart Disease	38
Depression	30
Chronic Kidney Disease	16
Asthma	7
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	28
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2015 were ultrasound (sonogram), vascular procedures, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	210
doctor visit	1036
electroencephalography (EEG)	221
ultrasound (sonogram)	474
vascular procedures	474

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	628
Female	798

**Ethnicity**
Non-Hispanic White	1312
Black	80
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	524
From 75 to 84	540
85 and over	152
Less than 65	210

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2015

Hypertension	70
High Cholesterol	59
Stroke	19
Ischemic Heart Disease	36
Depression	32
Chronic Kidney Disease	20
Asthma	11
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	19
Diabetes	30
Dementia	26
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2016 were ultrasound (sonogram), vascular procedures, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	168
doctor visit	991
electroencephalography (EEG)	223
ultrasound (sonogram)	436
vascular procedures	436

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	316
Female	393

**Ethnicity**
Non-Hispanic White	653
Black	40
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	277
From 75 to 84	252
85 and over	82
Less than 65	98

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2016

Hypertension	73
High Cholesterol	61
Stroke	25
Ischemic Heart Disease	41
Depression	32
Chronic Kidney Disease	26
Asthma	23
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	21
Chronic Obstructive Pulmonary Disease	23
Diabetes	30
Dementia	30
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2017 were ultrasound (sonogram), vascular procedures, diagnostic procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	195
doctor visit	874
electroencephalography (EEG)	186
ultrasound (sonogram)	442
vascular procedures	442

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	346
Female	399

**Ethnicity**
Non-Hispanic White	675
Black	46
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	285
From 75 to 84	269
85 and over	97
Less than 65	94

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2017

Hypertension	75
High Cholesterol	55
Stroke	28
Ischemic Heart Disease	45
Depression	33
Chronic Kidney Disease	33
Asthma	8
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	25
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	29
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2018 were ultrasound (sonogram), vascular procedures, diagnostic procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	165
doctor visit	754
electroencephalography (EEG)	165
ultrasound (sonogram)	411
vascular procedures	411

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	324
Female	344

**Ethnicity**
Non-Hispanic White	607
Black	43
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	232
From 75 to 84	252
85 and over	85
Less than 65	99

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2018

Hypertension	75
High Cholesterol	64
Stroke	28
Ischemic Heart Disease	42
Depression	31
Chronic Kidney Disease	31
Asthma	7
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	24
Chronic Obstructive Pulmonary Disease	22
Diabetes	32
Dementia	25
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2019 were ultrasound (sonogram), vascular procedures, diagnostic procedures and electroencephalography (EEG).

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	144
doctor visit	619
electroencephalography (EEG)	127
ultrasound (sonogram)	312
vascular procedures	312

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	275
Female	298

**Ethnicity**
Non-Hispanic White	526
Black	34
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	230
85 and over	69
Less than 65	77

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2019

Hypertension	75
High Cholesterol	66
Stroke	29
Ischemic Heart Disease	46
Depression	29
Chronic Kidney Disease	31
Asthma	7
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	22
Chronic Obstructive Pulmonary Disease	19
Diabetes	34
Dementia	24
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2020 were ultrasound (sonogram), vascular procedures, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	87
doctor visit	485
electroencephalography (EEG)	114
ultrasound (sonogram)	242
vascular procedures	242

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	200
Female	227

**Ethnicity**
Non-Hispanic White	395
Black	19
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	152
85 and over	56
Less than 65	56

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2020

Hypertension	74
High Cholesterol	63
Stroke	22
Ischemic Heart Disease	40
Depression	30
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	16
Diabetes	30
Dementia	28
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2021 were ultrasound (sonogram), vascular procedures, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	83
doctor visit	477
electroencephalography (EEG)	116
ultrasound (sonogram)	213
vascular procedures	213

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	192
Female	202

**Ethnicity**
Non-Hispanic White	357
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	154
From 75 to 84	149
85 and over	42
Less than 65	49

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2021

Hypertension	73
High Cholesterol	59
Stroke	23
Ischemic Heart Disease	38
Depression	33
Chronic Kidney Disease	30
Asthma	8
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	29
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2022 were ultrasound (sonogram), vascular procedures, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	76
doctor visit	499
electroencephalography (EEG)	112
ultrasound (sonogram)	209
vascular procedures	209

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	188
Female	184

**Ethnicity**
Non-Hispanic White	338
Black	23
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	151
From 75 to 84	134
85 and over	38
Less than 65	49

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2022

Hypertension	75
High Cholesterol	74
Stroke	45
Ischemic Heart Disease	32
Depression	31
Chronic Kidney Disease	20
Asthma	14
Osteoperosis	15
Atrial Fibrilation	17
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Dementia	19
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX during 2023 were ultrasound (sonogram), vascular procedures, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

diagnostic procedures	56
doctor visit	457
electroencephalography (EEG)	109
ultrasound (sonogram)	193
vascular procedures	193

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Male	164
Female	173

**Ethnicity**
Non-Hispanic White	313
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	133
85 and over	28
Less than 65	37

Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	48
Ischemic Heart Disease	34
Depression	30
Chronic Kidney Disease	21
Asthma	12
Osteoperosis	16
Atrial Fibrilation	19
Heart Failure	16
Chronic Obstructive Pulmonary Disease	18
Diabetes	32
Dementia	15
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Preston E. Harrison, MD for Medicare patients.

The highest averages for the top procedures that Dr. Preston E. Harrison, MD treated as a neurologist in Tyler, TX were diagnostic procedures, vascular procedures, ultrasound (sonogram) and electroencephalography (EEG).

diagnostic procedures	398
doctor visit	819
electroencephalography (EEG)	162
ultrasound (sonogram)	350
vascular procedures	353

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Preston E. Harrison, MD.

**Gender**
Female	316
Male	269

**Ethnicity**
Black / African American	31
Asian / Pacific Islander	0
Non-Hispanic White	535
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	66
75 to 84	219
Less than 65	81
65 to 74	219

Average of Total of Conditions of Medicare patients treated by Dr. Preston E. Harrison, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Preston E. Harrison, MD treated were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	67
High Cholesterol	57
Stroke	25
Ischemic Heart Disease	36
Depression	28
Chronic Kidney Disease	22
Asthma	9
Osteoporosis	9
Heart Failure	18
Chronic Obstructive Pulmonary Disease	17
Diabetes	28
Atrial Fibrillation	11
Dementia	23
Cancer	9

Education & Training

He has a state license in Texas.

Licensed In: Texas

Affiliations & Hospitals

Dr. Preston E. Harrison, MD is associated with these hospitals and organizations:

East Texas Neurology, LLC

Ratings & Reviews

Dr. Preston E. Harrison, MD has a high overall rating with an average of 4.3 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Preston E. Harrison, MD from all over the web to help you find the right in Tyler, TX.

4.3

Overall Rating

(5 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Biogen, Inc.	$6,863 PLEGRIDY $5,056	Vumerity $581	TYSABRI $563	TECFIDERA $350	ADUHELM $97	Other $215
Biogen Idec Inc.	$4,613 PLEGRIDY $4,399	AVONEX $137	TECFIDERA $75	TYSABRI $2
Novartis Pharmaceuticals Corporation	$2,356 Aimovig $670	Gilenya $533	KESIMPTA $516	MAYZENT $372	EXELON PATCH $170	Other $94
Neurocrine Biosciences, Inc.	$2,175 INGREZZA $1,720	ONGENTYS $455
GENZYME CORPORATION	$1,742 AUBAGIO $1,148	POMPE - DISEASE $182	LEMTRADA $180	LUMIZYME $112	XLSD $34	Other $85
Other	$19,570 APTIOM $1,013	Vimpat $915	NUPLAZID $893	VNS Therapy $851	Nuedexta $767	Other $15,131

**Types of Payments**
Food and Beverage	$26,953
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$9,706
Education	$412
Consulting Fee	$150
Gift	$98

Biography

Dr. Preston Harrison is a neurology (brain & spinal cord disease) specialist. He is a graduate of Baylor College of Medicine. Dr. Harrison has received the distinction of Texas Super Doctors.