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Home > TN Providers > Diagnostic Radiologists

Dr. Gregory L. Lassiter, MD

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Specializes in: Diagnostic Radiology

University of Tennessee Health Science Center College of Medicine (1995)

103 Physicians Way Suite 100
Lebanon, TN 37090

(615) 443-7436

Dr. Gregory L. Lassiter, MD is a diagnostic radiologist in Lebanon, TN specializing in diagnostic radiology. He graduated from University of Tennessee Health Science Center College of Medicine in 1995 and has 31 years of experience. Dr. Gregory L. Lassiter, MD is affiliated with TriStar Health, Radiology Alliance, ADI RADIOLOGY PC, MURFREESBORO RADIOLOGY AND NUCLEAR MEDICINE CONSULTANTS PLLC, TriStar Centennial Medical Center TriStar Summit Medical Center and TENNESSEE ONCOLOGY PLLC.

Office Locations

103 Physicians Way Suite 100
Lebanon, TN 37090

(615) 443-7436

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2018 Murphy Avenue Suite 200
Nashville, TN 37203

(615) 320-7387

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TriStar Centennial Medical Center TriStar Summit Medical Center

210 25th Avenue North Suite 602
Nashville, TN 37203

(615) 312-0600

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4488 Carothers Parkway Suite 110
Franklin, TN 37067

(615) 721-0935

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52 White Bridge Pike
Nashville, TN 37205

(615) 354-1255

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Noteworthy Medicare Patient Procedures Performed by Dr. Gregory L. Lassiter, MD in 2023

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

Top 5%

By Volume:

chest CT scan

In 2023, Dr. Gregory L. Lassiter, MD performed more chest CT scan procedures for Medicare patients than 95% of providers in related specialties within Tennessee.

Top 10%

By Volume:

brain imaging

CT scan

In 2023, Dr. Gregory L. Lassiter, MD performed more brain imaging (neuroimaging), and CT scan procedures for Medicare patients than 90% of providers in related specialties within Tennessee.

Top 25%

By Volume:

In 2012, Dr. Gregory L. Lassiter, MD performed more abdominal CT scan, MRI (magnetic resonance imaging), neck CT scan, and pelvic CT scan procedures for Medicare patients than 75% of providers in related specialties within Tennessee.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2012 were X-rays, thoracic (chest) imaging, brain imaging (neuroimaging) and CT scan.

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	175
brain imaging (neuroimaging)	840
CT scan	750
hip imaging	70
MRI (magnetic resonance imaging)	653
musculoskeletal imaging	152
neck imaging	96
pelvic imaging	162
spinal procedures	488
thoracic (chest) imaging	2228
ultrasound (sonogram)	45
vascular procedures	152
X-rays	2583

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2013 were X-rays, thoracic (chest) imaging, brain imaging (neuroimaging) and CT scan.

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	265
brain imaging (neuroimaging)	1008
CT scan	992
hip imaging	84
MRI (magnetic resonance imaging)	772
musculoskeletal imaging	163
neck imaging	92
pelvic imaging	253
spinal procedures	533
thoracic (chest) imaging	2211
ultrasound (sonogram)	28
vascular procedures	181
X-rays	2471

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1609
Female	2178

**Ethnicity**
Non-Hispanic White	3287
Black	420
Hispanic	31
Asian	0
Other	31
Native American	0

**Age**
From 65 to 74	1303
From 75 to 84	1040
85 and over	580
Less than 65	864

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2013

Hypertension	75
High Cholesterol	59
Stroke	16
Ischemic Heart Disease	52
Depression	39
Chronic Kidney Disease	44
Asthma	13
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	37
Chronic Obstructive Pulmonary Disease	37
Diabetes	41
Dementia	23
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2014 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	333
brain imaging (neuroimaging)	1176
CT scan	1281
hip imaging	112
MRI (magnetic resonance imaging)	796
musculoskeletal imaging	203
neck imaging	44
pelvic imaging	335
spinal procedures	560
thoracic (chest) imaging	2115
ultrasound (sonogram)	41
vascular procedures	114
X-rays	2430

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1701
Female	2427

**Ethnicity**
Non-Hispanic White	3601
Black	444
Hispanic	31
Asian	0
Other	33
Native American	0

**Age**
From 65 to 74	1391
From 75 to 84	1161
85 and over	687
Less than 65	889

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	16
Ischemic Heart Disease	50
Depression	41
Chronic Kidney Disease	46
Asthma	12
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	37
Chronic Obstructive Pulmonary Disease	35
Diabetes	41
Dementia	24
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2015 were X-rays, thoracic (chest) imaging, CT scan and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	365
brain imaging (neuroimaging)	1503
CT scan	1754
hip imaging	118
MRI (magnetic resonance imaging)	1002
musculoskeletal imaging	259
neck imaging	87
pelvic imaging	390
spinal procedures	840
thoracic (chest) imaging	2458
ultrasound (sonogram)	28
vascular procedures	121
X-rays	2907

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	3990
Female	6184

**Ethnicity**
Non-Hispanic White	8796
Black	1118
Hispanic	116
Asian	0
Other	90
Native American	0

**Age**
From 65 to 74	3514
From 75 to 84	2740
85 and over	1728
Less than 65	2192

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2015

Hypertension	75
High Cholesterol	61
Stroke	17
Ischemic Heart Disease	50
Depression	40
Chronic Kidney Disease	45
Asthma	24
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	37
Chronic Obstructive Pulmonary Disease	34
Diabetes	40
Dementia	24
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2016 were CT scan, thoracic (chest) imaging, X-rays and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	397
brain imaging (neuroimaging)	1603
CT scan	1963
MRI (magnetic resonance imaging)	914
musculoskeletal imaging	63
neck imaging	74
pelvic imaging	387
spinal procedures	669
thoracic (chest) imaging	1860
ultrasound (sonogram)	24
vascular procedures	99
X-rays	1839

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1802
Female	2688

**Ethnicity**
Non-Hispanic White	3887
Black	476
Hispanic	58
Asian	0
Other	38
Native American	0

**Age**
From 65 to 74	1613
From 75 to 84	1228
85 and over	725
Less than 65	924

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2016

Hypertension	75
High Cholesterol	61
Stroke	17
Ischemic Heart Disease	50
Depression	40
Chronic Kidney Disease	51
Asthma	37
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	35
Chronic Obstructive Pulmonary Disease	34
Diabetes	40
Dementia	24
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2017 were CT scan, X-rays, thoracic (chest) imaging and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	384
brain imaging (neuroimaging)	1879
CT scan	2144
MRI (magnetic resonance imaging)	1033
musculoskeletal imaging	112
neck imaging	108
pelvic imaging	377
spinal procedures	668
thoracic (chest) imaging	2121
ultrasound (sonogram)	12
vascular procedures	134
X-rays	2136

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	2011
Female	2857

**Ethnicity**
Non-Hispanic White	4184
Black	545
Hispanic	56
Asian	0
Other	51
Native American	0

**Age**
From 65 to 74	1809
From 75 to 84	1367
85 and over	735
Less than 65	957

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2017

Hypertension	75
High Cholesterol	59
Stroke	17
Ischemic Heart Disease	52
Depression	40
Chronic Kidney Disease	51
Asthma	11
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	35
Chronic Obstructive Pulmonary Disease	35
Diabetes	41
Dementia	24
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2018 were CT scan, brain imaging (neuroimaging), MRI (magnetic resonance imaging) and spinal procedures.

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	439
brain imaging (neuroimaging)	1435
CT scan	1856
MRI (magnetic resonance imaging)	898
musculoskeletal imaging	104
neck imaging	52
pelvic imaging	434
spinal procedures	499
thoracic (chest) imaging	362
ultrasound (sonogram)	78
vascular procedures	109
X-rays	206

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1777
Female	2255

**Ethnicity**
Non-Hispanic White	3472
Black	433
Hispanic	47
Asian	0
Other	54
Native American	0

**Age**
From 65 to 74	1587
From 75 to 84	1185
85 and over	586
Less than 65	674

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2018

Hypertension	75
High Cholesterol	64
Stroke	18
Ischemic Heart Disease	54
Depression	38
Chronic Kidney Disease	52
Asthma	9
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	35
Chronic Obstructive Pulmonary Disease	33
Diabetes	41
Dementia	24
Cancer	17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2019 were CT scan, brain imaging (neuroimaging), MRI (magnetic resonance imaging) and spinal procedures.

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	395
brain imaging (neuroimaging)	1684
CT scan	2175
eye procedures	13
MRI (magnetic resonance imaging)	1015
musculoskeletal imaging	76
neck imaging	107
pelvic imaging	423
spinal procedures	616
thoracic (chest) imaging	377
ultrasound (sonogram)	13
vascular procedures	51
X-rays	207

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1804
Female	2406

**Ethnicity**
Non-Hispanic White	3591
Black	465
Hispanic	52
Asian	0
Other	72
Native American	0

**Age**
From 65 to 74	1677
From 75 to 84	1267
85 and over	619
Less than 65	647

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2019

Hypertension	75
High Cholesterol	66
Stroke	20
Ischemic Heart Disease	54
Depression	41
Chronic Kidney Disease	53
Asthma	9
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	36
Chronic Obstructive Pulmonary Disease	31
Diabetes	41
Dementia	25
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2020 were CT scan, brain imaging (neuroimaging), MRI (magnetic resonance imaging) and pelvic imaging.

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	542
brain imaging (neuroimaging)	1549
CT scan	2382
MRI (magnetic resonance imaging)	837
musculoskeletal imaging	87
neck imaging	92
nuclear scan	31
pelvic imaging	559
spinal procedures	547
thoracic (chest) imaging	481
ultrasound (sonogram)	67
vascular procedures	104
X-rays	178

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1768
Female	2159

**Ethnicity**
Non-Hispanic White	3355
Black	439
Hispanic	41
Asian	22
Other	70
Native American	0

**Age**
From 65 to 74	1583
From 75 to 84	1160
85 and over	593
Less than 65	591

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2020

Hypertension	75
High Cholesterol	68
Stroke	19
Ischemic Heart Disease	50
Depression	40
Chronic Kidney Disease	55
Asthma	8
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	36
Chronic Obstructive Pulmonary Disease	32
Diabetes	42
Dementia	28
Cancer	18

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2021 were CT scan, brain imaging (neuroimaging), MRI (magnetic resonance imaging) and spinal procedures.

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	387
brain imaging (neuroimaging)	1353
CT scan	1872
MRI (magnetic resonance imaging)	781
musculoskeletal imaging	30
neck imaging	65
nuclear scan	11
pelvic imaging	411
spinal procedures	461
thoracic (chest) imaging	371
ultrasound (sonogram)	39
vascular procedures	50
X-rays	95

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1344
Female	1766

**Ethnicity**
Non-Hispanic White	2690
Black	307
Hispanic	34
Asian	0
Other	57
Native American	0

**Age**
From 65 to 74	1277
From 75 to 84	975
85 and over	474
Less than 65	384

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2021

Hypertension	75
High Cholesterol	70
Stroke	20
Ischemic Heart Disease	50
Depression	38
Chronic Kidney Disease	54
Asthma	8
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	33
Chronic Obstructive Pulmonary Disease	29
Diabetes	39
Dementia	26
Cancer	20

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN during 2022 were CT scan, brain imaging (neuroimaging), MRI (magnetic resonance imaging) and pelvic imaging.

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

abdominal imaging	490
brain imaging (neuroimaging)	1560
CT scan	2221
MRI (magnetic resonance imaging)	835
musculoskeletal imaging	56
neck imaging	87
pelvic imaging	517
spinal procedures	401
thoracic (chest) imaging	485
ultrasound (sonogram)	25
vascular procedures	48
X-rays	95

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1490
Female	1954

**Ethnicity**
Non-Hispanic White	3007
Black	333
Hispanic	42
Asian	17
Other	45
Native American	0

**Age**
From 65 to 74	1350
From 75 to 84	1192
85 and over	543
Less than 65	359

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	29
Ischemic Heart Disease	40
Depression	34
Chronic Kidney Disease	36
Asthma	12
Osteoperosis	13
Atrial Fibrilation	29
Heart Failure	31
Chronic Obstructive Pulmonary Disease	32
Diabetes	39
Dementia	20
Cancer	25

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gregory L. Lassiter, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory L. Lassiter, MD treated as a diagnostic radiologist in Lebanon, TN were CT scan, brain imaging (neuroimaging), X-rays and thoracic (chest) imaging.

abdominal imaging	379
brain imaging (neuroimaging)	1417
CT scan	1762
eye procedures	13
hip imaging	96
MRI (magnetic resonance imaging)	866
musculoskeletal imaging	118
neck imaging	82
nuclear scan	21
pelvic imaging	386
spinal procedures	571
thoracic (chest) imaging	1369
ultrasound (sonogram)	36
vascular procedures	105
X-rays	1377

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gregory L. Lassiter, MD.

**Gender**
Male	1754
Female	2443

**Ethnicity**
Black / African American	452
Asian / Pacific Islander	3
Non-Hispanic White	3624
Native American / Alaskan Native	0
Hispanic	46
Other	49

**Age**
75 to 84	1210
85 and over	660
Less than 65	771
65 to 74	1554

Average of Total of Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	58
Stroke	17
Ischemic Heart Disease	45
Depression	35
Chronic Kidney Disease	44
Asthma	13
Osteoporosis	9
Heart Failure	32
Chronic Obstructive Pulmonary Disease	30
Diabetes	36
Atrial Fibrillation	17
Dementia	22
Cancer	15

Education & Training

Dr. Gregory L. Lassiter, MD graduated from University of Tennessee Health Science Center College of Medicine in 1995. He has a state license in Tennessee.

Medical School: University of Tennessee Health Science Center College of Medicine (1995)

Licensed In: Tennessee

Affiliations & Hospitals

Dr. Gregory L. Lassiter, MD is associated with these hospitals and organizations:

TriStar Health

Radiology Alliance

ADI RADIOLOGY PC

MURFREESBORO RADIOLOGY AND NUCLEAR MEDICINE CONSULTANTS PLLC

TriStar Centennial Medical Center TriStar Summit Medical Center

TENNESSEE ONCOLOGY PLLC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Cardiovascular Systems Inc.	$131 $131
Astellas Pharma US Inc	$36 Lexiscan $36
Boston Scientific Corporation	$29 GENERAL - EMBOLICS $18	DIREXION $11
Medtronic USA, Inc.	$24 Axium $24

**Types of Payments**
Food and Beverage	$221

Biography

Dr. Gregory Lassiter specializes in diagnostic radiology and practices in Nashville, TN, Lebanon, TN, and Franklin, TN. His hospital/clinic affiliations include Radiology Alliance and TriStar Health. He studied medicine at the University of Tennessee Health Science Center College of Medicine.

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Dr. Gregory L. Lassiter, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Gregory L. Lassiter, MD in 2023

By Volume:

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. Gregory L. Lassiter, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory L. Lassiter, 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. Gregory L. Lassiter, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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