Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > MO Providers

Dr. Lawrence Stephen Tierney, MD

(No ratings)

Specializes in: Adult Gastroenterology

6 Jungermann Circle Suite 103
Saint Peters, MO 63376

(636) 928-0022

Dr. Lawrence Stephen Tierney, MD is a gastroenterologist in Saint Charles, MO specializing in adult gastroenterology.

Office Locations

400 1st Capitol Drive Suite 201
Saint Charles, MO 63301

(636) 669-2332

open_in_new

6 Jungermann Circle Suite 103
Saint Peters, MO 63376

(636) 928-0022

(636) 928-0023

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Lawrence Stephen Tierney, MD in 2023

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

Top 10%

By Volume:

endoscopy

In 2023, Dr. Lawrence Stephen Tierney, MD performed more endoscopy procedures for Medicare patients than 90% of providers in related specialties within Missouri.

Top 25%

By Volume:

colonoscopy

colonoscopy with biopsy

colonoscopy with lesion removal

gastrointestinal biopsy

gastrointestinal procedures

removal of lesion

In 2012, Dr. Lawrence Stephen Tierney, MD performed more colonoscopy, colonoscopy with biopsy, colonoscopy with lesion removal, gastrointestinal biopsy, gastrointestinal procedures, and removal of lesion (e.g. growth) procedures for Medicare patients than 75% of providers in related specialties within Missouri.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2012 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	338
doctor visit	342
esophageal dilation	37
gastrointestinal procedures	453
hospital care	304
inpatient care	304
minimally invasive procedures	453
preventive care	54
removal of lesion (e.g. growth)	338

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2013 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	268
doctor visit	279
esophageal dilation	29
gastrointestinal procedures	367
hospital care	231
inpatient care	231
minimally invasive procedures	367
preventive care	55
removal of lesion (e.g. growth)	268

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	158
Female	214

**Ethnicity**
Non-Hispanic White	354
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	95
85 and over	44
Less than 65	56

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2013

Hypertension	74
High Cholesterol	59
Stroke	6
Ischemic Heart Disease	38
Depression	31
Chronic Kidney Disease	29
Asthma	9
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2014 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	245
doctor visit	271
esophageal dilation	14
gastrointestinal procedures	316
hospital care	204
inpatient care	204
minimally invasive procedures	316
preventive care	38
removal of lesion (e.g. growth)	245

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	138
Female	210

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

**Age**
From 65 to 74	176
From 75 to 84	74
85 and over	41
Less than 65	57

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2014

Hypertension	71
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	37
Depression	32
Chronic Kidney Disease	31
Asthma	7
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	26
Diabetes	31
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2015 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	240
doctor visit	201
esophageal dilation	13
gastrointestinal procedures	318
hospital care	248
inpatient care	248
minimally invasive procedures	318
preventive care	33
removal of lesion (e.g. growth)	240

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	368
Female	410

**Ethnicity**
Non-Hispanic White	704
Black	36
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	344
From 75 to 84	192
85 and over	74
Less than 65	168

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2015

Hypertension	74
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	39
Depression	38
Chronic Kidney Disease	45
Asthma	18
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	23
Chronic Obstructive Pulmonary Disease	25
Diabetes	33
Dementia	21
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2016 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	236
doctor visit	163
gastrointestinal procedures	295
hospital care	264
inpatient care	264
minimally invasive procedures	295
preventive care	39
removal of lesion (e.g. growth)	236

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	178
Female	210

**Ethnicity**
Non-Hispanic White	358
Black	18
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	180
From 75 to 84	90
85 and over	49
Less than 65	69

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2016

Hypertension	73
High Cholesterol	58
Stroke	10
Ischemic Heart Disease	37
Depression	36
Chronic Kidney Disease	43
Asthma	27
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	26
Chronic Obstructive Pulmonary Disease	23
Diabetes	34
Dementia	25
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	362
doctor visit	216
gastrointestinal procedures	479
hospital care	280
inpatient care	280
minimally invasive procedures	479
preventive care	86
removal of lesion (e.g. growth)	362

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	227
Female	271

**Ethnicity**
Non-Hispanic White	468
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	246
From 75 to 84	143
85 and over	36
Less than 65	73

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2017

Hypertension	70
High Cholesterol	49
Stroke	6
Ischemic Heart Disease	38
Depression	33
Chronic Kidney Disease	42
Asthma	11
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	23
Chronic Obstructive Pulmonary Disease	23
Diabetes	34
Dementia	20
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	367
doctor visit	149
gastrointestinal procedures	441
hospital care	345
inpatient care	345
minimally invasive procedures	441
preventive care	48
removal of lesion (e.g. growth)	367

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	206
Female	245

**Ethnicity**
Non-Hispanic White	420
Black	17
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	116
85 and over	32
Less than 65	66

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2018

Hypertension	73
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	38
Depression	32
Chronic Kidney Disease	43
Asthma	8
Osteoperosis	7
Atrial Fibrilation	19
Heart Failure	23
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	21
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	412
doctor visit	153
gastrointestinal procedures	482
hospital care	206
inpatient care	206
minimally invasive procedures	482
preventive care	45
removal of lesion (e.g. growth)	412

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	217
Female	234

**Ethnicity**
Non-Hispanic White	414
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	129
85 and over	31
Less than 65	63

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2019

Hypertension	67
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	37
Asthma	11
Osteoperosis	6
Atrial Fibrilation	15
Heart Failure	20
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2020 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	266
doctor visit	100
gastrointestinal procedures	338
hospital care	137
inpatient care	137
minimally invasive procedures	338
preventive care	50
removal of lesion (e.g. growth)	266

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	169
Female	152

**Ethnicity**
Non-Hispanic White	291
Black	18
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	75
85 and over	22
Less than 65	57

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2020

Hypertension	72
High Cholesterol	66
Stroke	4
Ischemic Heart Disease	36
Depression	33
Chronic Kidney Disease	46
Asthma	10
Osteoperosis	6
Atrial Fibrilation	16
Heart Failure	25
Chronic Obstructive Pulmonary Disease	19
Diabetes	33
Dementia	19
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2021 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

diagnostic procedures	327
doctor visit	106
gastrointestinal procedures	378
hospital care	196
inpatient care	196
minimally invasive procedures	378
preventive care	33
removal of lesion (e.g. growth)	327

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	160
Female	189

**Ethnicity**
Non-Hispanic White	323
Black	13
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	173
From 75 to 84	109
85 and over	27
Less than 65	40

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2021

Hypertension	70
High Cholesterol	67
Stroke	5
Ischemic Heart Disease	34
Depression	31
Chronic Kidney Disease	40
Asthma	11
Osteoperosis	8
Atrial Fibrilation	17
Heart Failure	22
Chronic Obstructive Pulmonary Disease	20
Diabetes	34
Dementia	14
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO during 2022 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

balloon dilation	12
diagnostic procedures	278
doctor visit	29
esophageal dilation	12
gastrointestinal procedures	355
hospital care	160
inpatient care	160
minimally invasive procedures	355
preventive care	46
removal of lesion (e.g. growth)	278

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	162
Female	161

**Ethnicity**
Non-Hispanic White	298
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	84
85 and over	29
Less than 65	41

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2022

Hypertension	75
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	27
Depression	23
Chronic Kidney Disease	30
Asthma	8
Osteoperosis	10
Atrial Fibrilation	18
Heart Failure	17
Chronic Obstructive Pulmonary Disease	22
Diabetes	31
Dementia	8
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Lawrence Stephen Tierney, MD for Medicare patients.

The highest averages for the top procedures that Dr. Lawrence Stephen Tierney, MD treated as a gastroenterologist in Saint Charles, MO were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

balloon dilation	12
diagnostic procedures	303
doctor visit	182
esophageal dilation	21
gastrointestinal procedures	383
hospital care	234
inpatient care	234
minimally invasive procedures	383
preventive care	47
removal of lesion (e.g. growth)	303

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Lawrence Stephen Tierney, MD.

**Gender**
Male	180
Female	208

**Ethnicity**
Black / African American	11
Asian / Pacific Islander	0
Non-Hispanic White	360
Native American / Alaskan Native	0
Hispanic	0
Other	2

**Age**
75 to 84	100
85 and over	35
Less than 65	62
65 to 74	190

Average of Total of Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD From 2012 - 2022

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

Hypertension	65
High Cholesterol	55
Stroke	5
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	35
Asthma	10
Osteoporosis	7
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Atrial Fibrillation	14
Dementia	16
Cancer	13

Education & Training

He has a state license in Missouri.

Licensed In: Missouri

Ratings & Reviews

Dr. Lawrence Stephen Tierney, MD does not have any reviews yet, be the first to leave a review of Dr. Lawrence Stephen Tierney, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Takeda Pharmaceuticals America, Inc.	$105 AMITIZA $81	Dexilant $24
AbbVie, Inc.	$86 Humira $86
AstraZeneca Pharmaceuticals LP	$12 Nexium $12

**Types of Payments**
Food and Beverage	$118
Consulting Fee	$85

Biography

Dr. Lawrence Tierney practices adult gastroenterology in Saint Charles, MO and Saint Peters, MO. Dr. Tierney attended medical school at the University of Illinois College of Medicine.

Select Year:

Dr. Lawrence Stephen Tierney, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Lawrence Stephen Tierney, MD in 2023

By Volume:

By Volume:

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. Lawrence Stephen Tierney, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Stephen Tierney, 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. Lawrence Stephen Tierney, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Saint Charles, MO