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Dr. Shirley Ann Williams, MD

(Shirley Williams, MD)

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Specializes in: Cardiology (Heart Disease), Internal Medicine (Adult Medicine) and Adult Cardiology

Des Moines University, College of Osteopathic Medicine (1977)

1000 Flower Mound Road
Flower Mound, TX 75028

(972) 434-1988

Dr. Shirley Ann Williams, MD is a cardiologist in Flower Mound, TX specializing in cardiology (heart disease), internal medicine (adult medicine) and adult cardiology. She graduated from Des Moines University, College of Osteopathic Medicine in 1977 and has 49 years of experience. Dr. Shirley Ann Williams, MD is affiliated with Texas Health Resources and Cardiovascular Specialists, PA.

Office Locations

1000 Flower Mound Road
Flower Mound, TX 75028

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4370 Medical Arts Drive Suite 300
Flower Mound, TX 75028

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614 Edmonds Lane Suite 101
Lewisville, TX 75067

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Noteworthy Medicare Patient Procedures Performed by Dr. Shirley Ann Williams, MD in 2023

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

Top 10%

By Affordability:

blood draw

blood draw for lab tests

phlebotomy for lab tests

venipuncture

In 2023, Dr. Shirley Ann Williams, MD had a list price for blood draw, blood draw for lab tests, phlebotomy for lab tests, and venipuncture (phlebotomy) that was lower than the list prices billed to Medicare by 90% 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:

blood tests

cardiac procedures

Doppler echocardiography

echocardiogram

prothrombin time test

stress EKG

ultrasound

In 2012, Dr. Shirley Ann Williams, MD performed more blood tests, cardiac procedures, Doppler echocardiography, echocardiogram (echo), prothrombin time (PT) test, stress EKG, and ultrasound (sonogram) 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. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2012 were inpatient care, hospital care, cardiac procedures and lab tests.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

ambulatory monitoring	22
blood draw	145
cardiac procedures	861
cardioversion	14
catheterization	20
diagnostic procedures	20
doctor visit	1514
hospital care	1121
inpatient care	1121
lab tests	710
minimally invasive procedures	20
nuclear scan	136
preventive care	18
stress testing	412
ultrasound (sonogram)	511
vaccines	18
vascular procedures	120

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2013 were inpatient care, hospital care, cardiac procedures and lab tests.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

ambulatory monitoring	26
blood draw	125
cardiac procedures	672
catheterization	12
diagnostic procedures	12
doctor visit	1721
hospital care	911
inpatient care	911
lab tests	631
minimally invasive procedures	12
nuclear scan	117
preventive care	11
stress testing	319
ultrasound (sonogram)	397
vaccines	11
vascular procedures	108

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	332
Female	544

**Ethnicity**
Non-Hispanic White	705
Black	95
Hispanic	44
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	378
From 75 to 84	272
85 and over	142
Less than 65	84

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2013

Hypertension	75
High Cholesterol	69
Stroke	12
Ischemic Heart Disease	62
Depression	28
Chronic Kidney Disease	39
Asthma	11
Osteoperosis	10
Atrial Fibrilation	29
Heart Failure	42
Chronic Obstructive Pulmonary Disease	27
Diabetes	41
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2014 were hospital care, inpatient care, cardiac procedures and lab tests.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

ambulatory monitoring	32
blood draw	132
cardiac procedures	679
doctor visit	1771
hospital care	780
inpatient care	780
lab tests	540
nuclear scan	108
stress testing	297
ultrasound (sonogram)	435
vascular procedures	102

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	313
Female	513

**Ethnicity**
Non-Hispanic White	661
Black	94
Hispanic	41
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	342
From 75 to 84	274
85 and over	126
Less than 65	84

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2014

Hypertension	75
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	61
Depression	30
Chronic Kidney Disease	40
Asthma	12
Osteoperosis	10
Atrial Fibrilation	28
Heart Failure	43
Chronic Obstructive Pulmonary Disease	24
Diabetes	45
Dementia	21
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2015 were hospital care, inpatient care, cardiac procedures and lab tests.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

ambulatory monitoring	42
blood draw	124
cardiac procedures	605
doctor visit	1818
hospital care	738
inpatient care	738
lab tests	525
nuclear scan	106
stress testing	284
ultrasound (sonogram)	365
vascular procedures	86

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	594
Female	986

**Ethnicity**
Non-Hispanic White	1276
Black	176
Hispanic	90
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	672
From 75 to 84	502
85 and over	250
Less than 65	156

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2015

Hypertension	75
High Cholesterol	72
Stroke	10
Ischemic Heart Disease	57
Depression	27
Chronic Kidney Disease	42
Asthma	19
Osteoperosis	7
Atrial Fibrilation	31
Heart Failure	37
Chronic Obstructive Pulmonary Disease	23
Diabetes	43
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2016 were hospital care, inpatient care, cardiac procedures and lab tests.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

ambulatory monitoring	22
blood draw	50
cardiac procedures	365
doctor visit	1377
hospital care	846
inpatient care	846
lab tests	341
stress testing	90
ultrasound (sonogram)	331
vascular procedures	67

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	299
Female	495

**Ethnicity**
Non-Hispanic White	652
Black	87
Hispanic	29
Asian	12
Other	0
Native American	0

**Age**
From 65 to 74	349
From 75 to 84	250
85 and over	130
Less than 65	65

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2016

Hypertension	75
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	56
Depression	25
Chronic Kidney Disease	43
Asthma	26
Osteoperosis	9
Atrial Fibrilation	28
Heart Failure	36
Chronic Obstructive Pulmonary Disease	23
Diabetes	42
Dementia	17
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2017 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

ambulatory monitoring	26
blood draw	20
cardiac procedures	507
cardioversion	15
doctor visit	1537
hospital care	722
inpatient care	722
lab tests	329
stress testing	115
ultrasound (sonogram)	449
vascular procedures	83

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	298
Female	503

**Ethnicity**
Non-Hispanic White	661
Black	85
Hispanic	21
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	334
From 75 to 84	269
85 and over	131
Less than 65	67

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2017

Hypertension	75
High Cholesterol	59
Stroke	11
Ischemic Heart Disease	52
Depression	29
Chronic Kidney Disease	43
Asthma	11
Osteoperosis	10
Atrial Fibrilation	28
Heart Failure	33
Chronic Obstructive Pulmonary Disease	25
Diabetes	39
Dementia	16
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2018 were cardiac procedures, ultrasound (sonogram), lab tests and stress testing.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

cardiac procedures	462
doctor visit	1568
hospital care	114
inpatient care	114
lab tests	276
stress testing	116
ultrasound (sonogram)	410
vascular procedures	52

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	308
Female	491

**Ethnicity**
Non-Hispanic White	645
Black	83
Hispanic	31
Asian	17
Other	23
Native American	0

**Age**
From 65 to 74	353
From 75 to 84	279
85 and over	111
Less than 65	56

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2018

Hypertension	75
High Cholesterol	71
Stroke	9
Ischemic Heart Disease	50
Depression	27
Chronic Kidney Disease	42
Asthma	9
Osteoperosis	9
Atrial Fibrilation	26
Heart Failure	30
Chronic Obstructive Pulmonary Disease	22
Diabetes	36
Dementia	16
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2019 were cardiac procedures, ultrasound (sonogram), lab tests and stress testing.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

cardiac procedures	582
doctor visit	1836
hospital care	52
inpatient care	52
lab tests	361
stress testing	165
ultrasound (sonogram)	540
vascular procedures	92

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	437
Female	639

**Ethnicity**
Non-Hispanic White	886
Black	104
Hispanic	40
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	486
From 75 to 84	390
85 and over	143
Less than 65	57

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2019

Hypertension	75
High Cholesterol	70
Stroke	8
Ischemic Heart Disease	49
Depression	26
Chronic Kidney Disease	40
Asthma	10
Osteoperosis	9
Atrial Fibrilation	24
Heart Failure	25
Chronic Obstructive Pulmonary Disease	18
Diabetes	32
Dementia	12
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2020 were cardiac procedures, ultrasound (sonogram), lab tests and stress testing.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

blood draw	37
cardiac procedures	363
doctor visit	1269
hospital care	38
inpatient care	38
lab tests	292
stress testing	76
ultrasound (sonogram)	344
vascular procedures	37

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	340
Female	510

**Ethnicity**
Non-Hispanic White	696
Black	99
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	382
From 75 to 84	318
85 and over	109
Less than 65	41

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2020

Hypertension	75
High Cholesterol	70
Stroke	7
Ischemic Heart Disease	47
Depression	23
Chronic Kidney Disease	40
Asthma	10
Osteoperosis	7
Atrial Fibrilation	22
Heart Failure	26
Chronic Obstructive Pulmonary Disease	18
Diabetes	34
Dementia	12
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2021 were cardiac procedures, ultrasound (sonogram), lab tests and stress testing.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

blood draw	42
cardiac procedures	599
doctor visit	1610
hospital care	60
inpatient care	60
lab tests	192
stress testing	151
ultrasound (sonogram)	558
vascular procedures	92

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	438
Female	638

**Ethnicity**
Non-Hispanic White	895
Black	110
Hispanic	26
Asian	0
Other	26
Native American	0

**Age**
From 65 to 74	499
From 75 to 84	377
85 and over	158
Less than 65	42

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2021

Hypertension	75
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	47
Depression	24
Chronic Kidney Disease	40
Asthma	9
Osteoperosis	10
Atrial Fibrilation	22
Heart Failure	26
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	13
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX during 2022 were cardiac procedures, ultrasound (sonogram), lab tests and stress testing.

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

blood draw	24
cardiac procedures	553
doctor visit	1642
hospital care	131
inpatient care	131
lab tests	253
stress testing	154
ultrasound (sonogram)	510
vascular procedures	80

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Male	508
Female	669

**Ethnicity**
Non-Hispanic White	998
Black	92
Hispanic	40
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	506
From 75 to 84	458
85 and over	179
Less than 65	34

Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	40
Depression	22
Chronic Kidney Disease	29
Asthma	12
Osteoperosis	15
Atrial Fibrilation	34
Heart Failure	24
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	9
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Shirley Ann Williams, MD for Medicare patients.

The highest averages for the top procedures that Dr. Shirley Ann Williams, MD treated as a cardiologist in Flower Mound, TX were cardiac procedures, inpatient care, hospital care and ultrasound (sonogram).

ambulatory monitoring	28
blood draw	77
cardiac procedures	568
cardioversion	14
catheterization	16
diagnostic procedures	16
doctor visit	1605
hospital care	501
inpatient care	501
lab tests	404
minimally invasive procedures	16
nuclear scan	116
preventive care	14
stress testing	198
ultrasound (sonogram)	440
vaccines	14
vascular procedures	83

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Shirley Ann Williams, MD.

**Gender**
Female	544
Male	351

**Ethnicity**
Black / African American	93
Asian / Pacific Islander	5
Non-Hispanic White	734
Native American / Alaskan Native	0
Hispanic	32
Other	12

**Age**
85 and over	134
75 to 84	308
Less than 65	62
65 to 74	391

Average of Total of Conditions of Medicare patients treated by Dr. Shirley Ann Williams, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	63
Stroke	8
Ischemic Heart Disease	47
Depression	23
Chronic Kidney Disease	36
Asthma	11
Osteoporosis	8
Heart Failure	29
Chronic Obstructive Pulmonary Disease	19
Diabetes	34
Atrial Fibrillation	24
Dementia	13
Cancer	12

Education & Training

Dr. Shirley Ann Williams, MD graduated from Des Moines University, College of Osteopathic Medicine in 1977. She completed residency at Cleveland Clinic. She has a state license in Texas.

Medical School: Des Moines University, College of Osteopathic Medicine (1977)

Residency: Cleveland Clinic (1980)

Licensed In: Texas

Affiliations & Hospitals

Dr. Shirley Ann Williams, MD is associated with these hospitals and organizations:

Texas Health Resources

Cardiovascular Specialists, PA

Ratings & Reviews

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General Payments

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

**Payments by Company**
Boston Scientific Corporation	$2,100 TACHY GENERATOR $1,339	Brady Generator $318	TACHY HF $193	Tachy System $105	Brady System $81	Other $64
Welch Allyn	$1,720 $1,720
Pfizer Inc.	$1,225 ELIQUIS $1,012	VYNDAQEL $153	PAXLOVID $22	NURTEC ODT $21	COLOGUARD DNA CAPTURE REAGENTS $18
SANOFI-AVENTIS U.S. LLC	$481 MULTAQ $337	PRALUENT $143
Novartis Pharmaceuticals Corporation	$407 ENTRESTO $324	LEQVIO $83
Other	$2,500 VERQUVO $348	XARELTO $286	JARDIANCE $234	ELIQUIS $233	Repatha $161	Other $1,239

**Types of Payments**
Food and Beverage	$5,748
Gift	$1,720
Travel and Lodging	$953
Education	$12

Biography

Dr. Shirley Williams is an adult cardiology specialist in Lewisville, TX and Flower Mound, TX. She is professionally affiliated with Texas Health Physicians Group (THPG), Texas Health Denton, and Texas Health Southlake. Before completing her residency at Cleveland Clinic, Dr. Williams attended medical school at the University of Iowa, Carver College of Medicine and Des Moines University, College of Osteopathic Medicine. She has received the distinction of Texas Super Doctors.