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Dr. George David Gass, MD

(822 Ratings)

Specializes in: Adult Pulmonology and Adult Critical Care

Southern Illinois University School of Medicine

11937 Us Highway 271
Tyler, TX 75708

(903) 877-7000

Dr. George David Gass, MD is a pulmonologist in Tyler, TX specializing in adult pulmonology and adult critical care. He graduated from Southern Illinois University School of Medicine. Dr. George David Gass, MD is affiliated with UTHealth East Texas, National Board of Medical Examiners, American Board of Internal Medicine-Pulmonary Diseases American Board of Internal Medicine-Critical Care and American Board of Internal Medicine.

Office Locations

912 S Fleishel Avenue
Tyler, TX 75701

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2000 S Palestine Street
Athens, TX 75751

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American Board of Internal Medicine

1000 S. Beckham Avenue
Tyler, TX 75701

(903) 597-0351

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American Board of Internal Medicine

11937 Us Highway 271
Tyler, TX 75708

(903) 877-7000

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American Board of Internal Medicine

409 W. Cottage Road
Carthage, TX 75633

(903) 693-3841

(903) 693-4625

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American Board of Internal Medicine

501 S. Ragsdale Street
Jacksonville, TX 75766

(903) 541-5000

(903) 541-5088

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American Board of Internal Medicine

701 Olympic Plaza Circle
Tyler, TX 75701

(903) 596-3000

(903) 596-3006

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Noteworthy Medicare Patient Procedures Performed by Dr. George David Gass, MD in 2023

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

Top 10%

By Volume:

pulmonary function test

In 2023, Dr. George David Gass, MD performed more pulmonary function test (PFT) procedures for Medicare patients than 90% of providers in related specialties within Texas.

Top 25%

By Volume:

bronchoscopy

bronchoscopy with therapeutic aspiration

By Affordability:

lung diffusion capacity test

lung volume test

pulmonary function test

pulmonary testing

In 2012, among providers in related specialties within Texas, Dr. George David Gass, MD performed more bronchoscopy, and bronchoscopy with therapeutic aspiration procedures for Medicare patients than 75% of them and he also had a list price for lung diffusion capacity test (DLCO), lung volume test, pulmonary function test (PFT), and pulmonary testing 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

2012 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2012 were inpatient care, hospital care, pulmonary testing and X-rays.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	216
bronchoscopy	369
catheterization	22
diagnostic procedures	94
doctor visit	1922
hospital care	1585
immunotherapy	188
injections	188
inpatient care	1585
minimally invasive procedures	148
minor procedures	32
pleural drainage	14
preventive care	47
pulmonary testing	1514
thoracic (chest) imaging	527
vaccines	47
X-rays	527

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2013 were pulmonary testing, inpatient care, hospital care and X-rays.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	112
bronchoscopy	224
catheterization	32
diagnostic procedures	95
doctor visit	2058
hospital care	1426
image guided procedures	11
immunotherapy	198
injections	198
inpatient care	1426
minimally invasive procedures	116
minor procedures	36
pleural drainage	13
preventive care	50
pulmonary testing	1471
thoracic (chest) imaging	508
vaccines	50
X-rays	508

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	857
Female	992

**Ethnicity**
Non-Hispanic White	1629
Black	157
Hispanic	49
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	793
From 75 to 84	602
85 and over	193
Less than 65	261

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2013

Hypertension	75
High Cholesterol	59
Stroke	8
Ischemic Heart Disease	57
Depression	32
Chronic Kidney Disease	35
Asthma	16
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	44
Chronic Obstructive Pulmonary Disease	63
Diabetes	41
Dementia	15
Cancer	20

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2014 were pulmonary testing, inpatient care, hospital care and X-rays.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	82
bronchoscopy	179
catheterization	33
diagnostic procedures	57
doctor visit	2045
hospital care	1349
image guided procedures	11
immunotherapy	192
injections	192
inpatient care	1349
minimally invasive procedures	98
minor procedures	22
open surgery	18
pleural drainage	22
pulmonary testing	1502
thoracic (chest) imaging	484
thoracic (chest) surgery procedures	18
thoracostomy	40
X-rays	484

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	800
Female	906

**Ethnicity**
Non-Hispanic White	1501
Black	152
Hispanic	39
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	697
From 75 to 84	591
85 and over	206
Less than 65	212

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2014

Hypertension	75
High Cholesterol	65
Stroke	8
Ischemic Heart Disease	56
Depression	29
Chronic Kidney Disease	35
Asthma	17
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	43
Chronic Obstructive Pulmonary Disease	63
Diabetes	41
Dementia	14
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2015 were pulmonary testing, inpatient care, hospital care and X-rays.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	121
bronchoscopy	276
catheterization	35
diagnostic procedures	96
doctor visit	2067
hospital care	1137
image guided procedures	22
immunotherapy	141
injections	141
inpatient care	1137
minimally invasive procedures	130
minor procedures	31
pulmonary testing	1518
thoracic (chest) imaging	418
X-rays	418

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	1742
Female	1804

**Ethnicity**
Non-Hispanic White	3122
Black	332
Hispanic	68
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	1456
From 75 to 84	1270
85 and over	352
Less than 65	468

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2015

Hypertension	75
High Cholesterol	65
Stroke	9
Ischemic Heart Disease	56
Depression	30
Chronic Kidney Disease	36
Asthma	39
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	41
Chronic Obstructive Pulmonary Disease	62
Diabetes	41
Dementia	13
Cancer	20

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2016 were pulmonary testing, inpatient care, hospital care and X-rays.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	81
bronchoscopy	215
catheterization	22
diagnostic procedures	64
doctor visit	1926
hospital care	1028
image guided procedures	12
immunotherapy	27
injections	27
inpatient care	1028
minimally invasive procedures	114
minor procedures	14
pulmonary testing	1485
thoracic (chest) imaging	384
X-rays	384

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	785
Female	834

**Ethnicity**
Non-Hispanic White	1445
Black	131
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	651
From 75 to 84	574
85 and over	163
Less than 65	231

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2016

Hypertension	75
High Cholesterol	66
Stroke	8
Ischemic Heart Disease	56
Depression	31
Chronic Kidney Disease	42
Asthma	63
Osteoperosis	11
Atrial Fibrilation	21
Heart Failure	41
Chronic Obstructive Pulmonary Disease	61
Diabetes	41
Dementia	16
Cancer	21

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2017 were pulmonary testing, inpatient care, hospital care and X-rays.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	56
bronchoscopy	102
catheterization	20
diagnostic procedures	36
doctor visit	2052
hospital care	895
immunotherapy	24
injections	24
inpatient care	895
minimally invasive procedures	48
minor procedures	20
pulmonary testing	1403
thoracic (chest) imaging	406
X-rays	406

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	732
Female	832

**Ethnicity**
Non-Hispanic White	1386
Black	127
Hispanic	38
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	682
From 75 to 84	530
85 and over	164
Less than 65	188

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2017

Hypertension	75
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	56
Depression	32
Chronic Kidney Disease	43
Asthma	14
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	41
Chronic Obstructive Pulmonary Disease	60
Diabetes	40
Dementia	17
Cancer	19

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2018 were pulmonary testing, hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	29
bronchoscopy	29
diagnostic procedures	11
doctor visit	1654
hospital care	890
inpatient care	890
minimally invasive procedures	11
minor procedures	11
pulmonary testing	1055

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	700
Female	711

**Ethnicity**
Non-Hispanic White	1250
Black	110
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	603
From 75 to 84	487
85 and over	155
Less than 65	166

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2018

Hypertension	75
High Cholesterol	66
Stroke	10
Ischemic Heart Disease	58
Depression	31
Chronic Kidney Disease	46
Asthma	11
Osteoperosis	9
Atrial Fibrilation	21
Heart Failure	43
Chronic Obstructive Pulmonary Disease	58
Diabetes	42
Dementia	18
Cancer	18

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2019 were pulmonary testing, hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	27
bronchoscopy	45
doctor visit	1638
hospital care	647
inpatient care	647
pulmonary testing	1010

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	661
Female	655

**Ethnicity**
Non-Hispanic White	1180
Black	83
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	540
From 75 to 84	493
85 and over	145
Less than 65	138

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	61
Depression	32
Chronic Kidney Disease	44
Asthma	12
Osteoperosis	10
Atrial Fibrilation	21
Heart Failure	41
Chronic Obstructive Pulmonary Disease	58
Diabetes	41
Dementia	19
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2020 were pulmonary testing, hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	38
bronchoscopy	77
doctor visit	1215
hospital care	391
inpatient care	391
minimally invasive procedures	12
pulmonary testing	788

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	538
Female	517

**Ethnicity**
Non-Hispanic White	941
Black	76
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	459
From 75 to 84	393
85 and over	102
Less than 65	101

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2020

Hypertension	75
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	63
Depression	33
Chronic Kidney Disease	46
Asthma	11
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	38
Chronic Obstructive Pulmonary Disease	57
Diabetes	42
Dementia	20
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2021 were pulmonary testing, hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	23
bronchoscopy	39
doctor visit	1098
hospital care	443
inpatient care	443
pulmonary testing	626

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	502
Female	456

**Ethnicity**
Non-Hispanic White	861
Black	58
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	407
From 75 to 84	375
85 and over	89
Less than 65	87

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2021

Hypertension	75
High Cholesterol	69
Stroke	8
Ischemic Heart Disease	60
Depression	31
Chronic Kidney Disease	44
Asthma	13
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	39
Chronic Obstructive Pulmonary Disease	53
Diabetes	38
Dementia	17
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX during 2022 were pulmonary testing, hospital care, inpatient care and bronchoscopy.

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

aspiration	38
bronchoscopy	55
diagnostic procedures	14
doctor visit	980
hospital care	329
inpatient care	329
minimally invasive procedures	14
pleural drainage	13
pulmonary testing	553

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Male	419
Female	419

**Ethnicity**
Non-Hispanic White	769
Black	47
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	382
From 75 to 84	303
85 and over	78
Less than 65	75

Conditions of Medicare patients treated by Dr. George David Gass, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	47
Depression	29
Chronic Kidney Disease	29
Asthma	18
Osteoperosis	15
Atrial Fibrilation	30
Heart Failure	33
Chronic Obstructive Pulmonary Disease	60
Diabetes	39
Dementia	11
Cancer	24

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. George David Gass, MD for Medicare patients.

The highest averages for the top procedures that Dr. George David Gass, MD treated as a pulmonologist in Tyler, TX were pulmonary testing, inpatient care, hospital care and X-rays.

aspiration	74
bronchoscopy	146
catheterization	27
diagnostic procedures	58
doctor visit	1695
hospital care	920
image guided procedures	14
immunotherapy	128
injections	128
inpatient care	920
minimally invasive procedures	76
minor procedures	23
open surgery	18
pleural drainage	15
preventive care	48
pulmonary testing	1175
thoracic (chest) imaging	454
thoracic (chest) surgery procedures	18
thoracostomy	40
vaccines	48
X-rays	454

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. George David Gass, MD.

**Gender**
Female	738
Male	703

**Ethnicity**
Black / African American	115
Asian / Pacific Islander	0
Non-Hispanic White	1280
Hispanic	30
Native American / Alaskan Native	0
Other	1

**Age**
85 and over	149
75 to 84	510
Less than 65	175
65 to 74	606

Average of Total of Conditions of Medicare patients treated by Dr. George David Gass, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. George David Gass, MD treated were hypertension, high cholesterol, chronic obstructive pulmonary disease and ischemic heart disease.

Hypertension	68
High Cholesterol	60
Stroke	8
Ischemic Heart Disease	51
Depression	28
Chronic Kidney Disease	36
Asthma	19
Osteoporosis	9
Heart Failure	36
Chronic Obstructive Pulmonary Disease	54
Diabetes	36
Atrial Fibrillation	18
Dementia	14
Cancer	17

Education & Training

Dr. George David Gass, MD graduated from Southern Illinois University School of Medicine. He completed residency at Memorial University Medical Center. He is certified by the Board Certification - American Board of Internal Medicine and has a state license in Texas.

Medical School: Southern Illinois University School of Medicine

Residency: Memorial University Medical Center

Board Certification: Board Certification - American Board of Internal Medicine

Licensed In: Texas

Affiliations & Hospitals

Dr. George David Gass, MD is associated with these hospitals and organizations:

UTHealth East Texas

National Board of Medical Examiners

American Board of Internal Medicine-Pulmonary Diseases American Board of Internal Medicine-Critical Care

American Board of Internal Medicine

Ratings & Reviews

Dr. George David Gass, MD has an exceptional overall rating with an average of 4.8 out of 5 stars based on 822 ratings. We collect ratings and reviews of Dr. George David Gass, MD from all over the web to help you find the right in Tyler, TX.

4.8

Overall Rating

(822 Ratings)

Leave a Review

Reviews From Around The Web

Overall Rating: 5.0 2026-04-10

Patient verified via Press Ganey

It's refreshing to have a Godly Dr sharing medical concerns!

Overall Rating: 5.0 2026-01-13

Patient verified via Press Ganey

I really like Dr. Gass and felt comfortable talking to him.

Overall Rating: 5.0 2025-12-31

Patient verified via Press Ganey

Dr. Gass is the best.

General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$2,706 Da Vinci Surgical System $2,706
GlaxoSmithKline, LLC.	$1,988 BREO $671	TRELEGY ELLIPTA $605	ANORO $234	NUCALA $194	ANORO ELLIPTA $125	Other $160
Genentech USA, Inc.	$1,934 Esbriet $1,834	$99
Covidien LP	$1,917 superDimension $972	Interventional Lung Solutions $945
Mylan Specialty L.P.	$1,388 Perforomist $667	Yupelri $597	$124
Other	$8,398 Pulmonx Endobronchial Valve EBV $1,112	Spin $869	OFEV $500	SYMBICORT $439	OPSUMIT $373	Other $5,105

**Types of Payments**
Food and Beverage	$11,109
Travel and Lodging	$5,916
Consulting Fee	$1,160
Gift	$82
Education	$65

Biography

Dr. George Gass sees patients in Tyler, TX, Athens, TX, and Jacksonville, TX. His medical specialties are adult critical care and adult pulmonology. After attending Southern Illinois University School of Medicine, he completed his residency training at Memorial University Medical Center. Patient reviews placed Dr. Gass at an average of 5.0 stars (out of 5). He is professionally affiliated with UTHealth East Texas. Dr. Gass is not accepting new patients at this time according to Doctor.com.