In 2023, Dr. Thomas St Clair Williams SR., MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Louisiana. 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. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2012 were preventive care, vaccines, lab tests and X-rays.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

cardiac procedures	11
doctor visit	1441
lab tests	112
musculoskeletal imaging	23
preventive care	115
ultrasound (sonogram)	11
vaccines	115
X-rays	23

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2013 were preventive care, vaccines, lab tests and X-rays.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

breathing treatment	14
doctor visit	1296
lab tests	124
musculoskeletal imaging	36
preventive care	150
vaccines	150
X-rays	36

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	104
Female	181

**Ethnicity**
Non-Hispanic White	206
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	72
85 and over	39
Less than 65	42

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2013

Hypertension	75
High Cholesterol	68
Stroke	7
Ischemic Heart Disease	48
Depression	25
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	22
Chronic Obstructive Pulmonary Disease	21
Diabetes	39
Dementia	20
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2014 were preventive care, vaccines, lab tests and X-rays.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

anorectal procedures	13
breast exam	11
doctor visit	1245
gynecologic procedures	11
lab tests	178
musculoskeletal imaging	26
preventive care	195
vaccines	182
X-rays	26

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	107
Female	185

**Ethnicity**
Non-Hispanic White	208
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	143
From 75 to 84	78
85 and over	33
Less than 65	38

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2014

Hypertension	75
High Cholesterol	65
Stroke	6
Ischemic Heart Disease	47
Depression	20
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	17
Diabetes	38
Dementia	15
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2015 were preventive care, lab tests, vaccines and X-rays.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

cardiac procedures	22
doctor visit	1162
ear procedures	13
lab tests	174
musculoskeletal imaging	27
preventive care	180
ultrasound (sonogram)	11
vaccines	158
X-rays	27

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	232
Female	358

**Ethnicity**
Non-Hispanic White	394
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	308
From 75 to 84	134
85 and over	64
Less than 65	84

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2015

Hypertension	75
High Cholesterol	67
Stroke	7
Ischemic Heart Disease	44
Depression	16
Chronic Kidney Disease	22
Asthma	14
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	38
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2016 were lab tests, preventive care, vaccines and X-rays.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

cardiac procedures	15
doctor visit	1151
lab tests	228
musculoskeletal imaging	16
preventive care	202
ultrasound (sonogram)	15
vaccines	188
X-rays	16

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	106
Female	186

**Ethnicity**
Non-Hispanic White	191
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	156
From 75 to 84	67
85 and over	26
Less than 65	43

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2016

Hypertension	75
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	40
Depression	13
Chronic Kidney Disease	23
Asthma	18
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	16
Diabetes	40
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2017 were lab tests, preventive care, vaccines and X-rays.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

breathing treatment	20
doctor visit	1073
lab tests	216
musculoskeletal imaging	29
preventive care	64
vaccines	52
X-rays	29

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	112
Female	181

**Ethnicity**
Non-Hispanic White	183
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	67
85 and over	25
Less than 65	42

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2017

Hypertension	75
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	39
Depression	11
Chronic Kidney Disease	25
Asthma	9
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	16
Diabetes	42
Dementia	12
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2018 were lab tests, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

doctor visit	626
lab tests	166
musculoskeletal imaging	13
X-rays	13

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	115
Female	167

**Ethnicity**
Non-Hispanic White	181
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	76
85 and over	24
Less than 65	48

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2018

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	44
Depression	16
Chronic Kidney Disease	36
Asthma	8
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	18
Diabetes	46
Dementia	13
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2019 were hospital care, inpatient care, outpatient care and emergency care.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

doctor visit	54
emergency care	22
hospital care	268
inpatient care	192
outpatient care	76

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	48
Female	86

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

**Age**
From 65 to 74	46
From 75 to 84	43
85 and over	16
Less than 65	29

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2019

Hypertension	75
High Cholesterol	60
Stroke	12
Ischemic Heart Disease	52
Depression	43
Chronic Kidney Disease	60
Asthma	13
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	39
Chronic Obstructive Pulmonary Disease	45
Diabetes	40
Dementia	29
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2020 were hospital care, inpatient care, outpatient care and emergency care.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

doctor visit	19
emergency care	11
hospital care	163
inpatient care	120
outpatient care	43

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	37
Female	48

**Ethnicity**
Non-Hispanic White	64
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	28
From 75 to 84	26
85 and over	12
Less than 65	19

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2020

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	58
Depression	41
Chronic Kidney Disease	71
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	48
Chronic Obstructive Pulmonary Disease	42
Diabetes	51
Dementia	32
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

doctor visit	12
hospital care	115
inpatient care	98
outpatient care	17

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	25
Female	50

**Ethnicity**
Non-Hispanic White	56
Black	19
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	21
From 75 to 84	21
85 and over	17
Less than 65	16

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2021

Hypertension	75
High Cholesterol	73
Stroke	0
Ischemic Heart Disease	60
Depression	36
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	47
Chronic Obstructive Pulmonary Disease	39
Diabetes	59
Dementia	24
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA during 2022 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

hospital care	245
inpatient care	207
outpatient care	38

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	29
Female	37

**Ethnicity**
Non-Hispanic White	55
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	19
85 and over	20
Less than 65	0

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2022

Hypertension	75
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	55
Depression	45
Chronic Kidney Disease	62
Asthma	0
Osteoperosis	18
Atrial Fibrilation	36
Heart Failure	47
Chronic Obstructive Pulmonary Disease	44
Diabetes	42
Dementia	30
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Thomas St Clair Williams SR., MD for Medicare patients.

The highest averages for the top procedures that Dr. Thomas St Clair Williams SR., MD treated as a family medicine practitioner in Monroe, LA were hospital care, lab tests, inpatient care and preventive care.

anorectal procedures	13
breast exam	11
cardiac procedures	16
doctor visit	807
ear procedures	13
emergency care	16
gynecologic procedures	11
hospital care	197
inpatient care	154
lab tests	171
musculoskeletal imaging	24
outpatient care	43
preventive care	151
ultrasound (sonogram)	12
vaccines	140
X-rays	24

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Thomas St Clair Williams SR., MD.

**Gender**
Male	83
Female	134

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	0
Non-Hispanic White	149
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	54
85 and over	25
Less than 65	32
65 to 74	102

Average of Total of Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Thomas St Clair Williams SR., MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	68
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	44
Depression	24
Chronic Kidney Disease	37
Asthma	8
Osteoporosis	7
Heart Failure	25
Chronic Obstructive Pulmonary Disease	25
Diabetes	39
Atrial Fibrillation	10
Dementia	18
Cancer	6

Education & Training

He has a state license in Louisiana.

Licensed In: Louisiana

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Thomas St Clair Williams SR., MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$1,219 FARXIGA $719	ONGLYZA $228	BYDUREON $166	SYMBICORT $34	BREZTRI $26	Other $47
Boehringer Ingelheim Pharmaceuticals, Inc.	$759 GLYXAMBI $222	JARDIANCE $219	STIOLTO $67	SPIRIVA RESPIMAT $50	COMBIVENT RESPIMAT $50	Other $151
Lilly USA, LLC	$542 GLYXAMBI $123	MOUNJARO $110	JARDIANCE $78	TRULICITY $55	CIALIS $52	Other $125
Merck Sharp & Dohme Corporation	$509 JANUMET XR $212	BELSOMRA $117	ZOSTAVAX $28	ZETIA $23	DULERA $20	Other $109
Janssen Pharmaceuticals, Inc	$420 INVOKANA $165	XARELTO $161	INVOKAMET $88	$6
Other	$3,920 Kerendia $253	VIBERZI $236	ELIQUIS $214	ENTRESTO $174	LYRICA $156	Other $2,888

**Types of Payments**
Food and Beverage	$7,214
Education	$155

Biography

Dr. Thomas Williams sees patients in Monroe, LA. His medical specialties are family medicine and emergency medicine. Clinical interests for Dr. Williams include urgent care and emergency care.

Select Year:

Dr. Thomas St Clair Williams SR., MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Thomas St Clair Williams SR., MD in 2023

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. Thomas St Clair Williams SR., MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Thomas St Clair Williams SR., 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. Thomas St Clair Williams SR., MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Family Physicians & Family Medicine Specialists in Nearby Locations

Other Providers in Monroe, LA