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Dr. Zachary Thompson Lewis, MD

Accepting New Patients

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Specializes in: Hematopathology

Mercer University School of Medicine (2001)

550 Ft Loudoun Med Center Drive
Lenoir City, TN 37772

(865) 271-6000

Dr. Zachary Thompson Lewis, MD is a hematopathologist in Knoxville, TN specializing in hematopathology. He graduated from Mercer University School of Medicine in 2001 and has 25 years of experience. Dr. Zachary Thompson Lewis, MD is affiliated with Covenant Health, East Tennessee Children's Hospital, Fort Sanders Regional Medical Center and Fort Loudoun Medical Center.

Office Locations

Fort Loudoun Medical Center

1901 Clinch Avenue
Knoxville, TN 37916

(865) 331-1111

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East Tennessee Children's Hospital

501 20th Street Suite G3
Knoxville, TN 37916

(865) 522-7591

(865) 546-2618

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Fort Loudoun Medical Center

550 Ft Loudoun Med Center Drive
Lenoir City, TN 37772

(865) 271-6000

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Noteworthy Medicare Patient Procedures Performed by Dr. Zachary Thompson Lewis, MD in 2023

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

Top 25%

By Volume:

non-gynecologic cytology

In 2012, Dr. Zachary Thompson Lewis, MD performed more non-gynecologic cytology 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. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2012 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	52
cytology	126
lab tests	859

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2013 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	65
cytology	101
lab tests	661

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	298
Female	380

**Ethnicity**
Non-Hispanic White	629
Black	31
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	298
From 75 to 84	195
85 and over	58
Less than 65	127

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2013

Hypertension	74
High Cholesterol	56
Stroke	5
Ischemic Heart Disease	39
Depression	30
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	26
Chronic Obstructive Pulmonary Disease	28
Diabetes	32
Dementia	12
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2014 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	58
cytology	111
lab tests	441

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	294
Female	326

**Ethnicity**
Non-Hispanic White	587
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	282
From 75 to 84	167
85 and over	62
Less than 65	109

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2014

Hypertension	74
High Cholesterol	57
Stroke	8
Ischemic Heart Disease	35
Depression	28
Chronic Kidney Disease	34
Asthma	9
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	21
Chronic Obstructive Pulmonary Disease	27
Diabetes	34
Dementia	13
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2015 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	71
cytology	104
lab tests	273

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	668
Female	604

**Ethnicity**
Non-Hispanic White	1174
Black	72
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	566
From 75 to 84	360
85 and over	102
Less than 65	244

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2015

Hypertension	75
High Cholesterol	63
Stroke	8
Ischemic Heart Disease	38
Depression	28
Chronic Kidney Disease	38
Asthma	17
Osteoperosis	5
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	27
Diabetes	38
Dementia	13
Cancer	20

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2016 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	63
cytology	267
lab tests	274

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	342
Female	350

**Ethnicity**
Non-Hispanic White	636
Black	41
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	342
From 75 to 84	189
85 and over	63
Less than 65	98

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	40
Depression	28
Chronic Kidney Disease	44
Asthma	30
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	29
Diabetes	37
Dementia	10
Cancer	20

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2017 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	49
cytology	256
lab tests	260

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	348
Female	355

**Ethnicity**
Non-Hispanic White	654
Black	31
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	346
From 75 to 84	194
85 and over	53
Less than 65	110

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2017

Hypertension	75
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	41
Depression	29
Chronic Kidney Disease	39
Asthma	9
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	21
Chronic Obstructive Pulmonary Disease	30
Diabetes	35
Dementia	9
Cancer	20

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2018 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	34
cytology	152
lab tests	257

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	332
Female	302

**Ethnicity**
Non-Hispanic White	596
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	309
From 75 to 84	171
85 and over	45
Less than 65	109

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2018

Hypertension	75
High Cholesterol	65
Stroke	4
Ischemic Heart Disease	42
Depression	27
Chronic Kidney Disease	44
Asthma	7
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	22
Chronic Obstructive Pulmonary Disease	28
Diabetes	35
Dementia	10
Cancer	20

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2019 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	32
cytology	116
lab tests	340

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	258
Female	315

**Ethnicity**
Non-Hispanic White	533
Black	24
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	312
From 75 to 84	158
85 and over	32
Less than 65	71

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2019

Hypertension	74
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	37
Depression	30
Chronic Kidney Disease	41
Asthma	6
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	26
Diabetes	32
Dementia	7
Cancer	22

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2020 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	12
cytology	81
lab tests	314

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	230
Female	248

**Ethnicity**
Non-Hispanic White	430
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	279
From 75 to 84	104
85 and over	36
Less than 65	59

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2020

Hypertension	74
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	42
Depression	30
Chronic Kidney Disease	41
Asthma	8
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	25
Diabetes	34
Dementia	8
Cancer	19

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2021 were lab tests, cytology, consultation and gynecologic pathology.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	14
cytology	86
gynecologic pathology	11
lab tests	320

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	197
Female	299

**Ethnicity**
Non-Hispanic White	462
Black	23
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	279
From 75 to 84	130
85 and over	32
Less than 65	55

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2021

Hypertension	75
High Cholesterol	67
Stroke	5
Ischemic Heart Disease	39
Depression	31
Chronic Kidney Disease	39
Asthma	9
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	23
Diabetes	30
Dementia	10
Cancer	18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2022 were lab tests, cytology, preventive care and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	18
cytology	145
gynecologic pathology	14
lab tests	401
preventive care	28

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	186
Female	275

**Ethnicity**
Non-Hispanic White	434
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	155
85 and over	39
Less than 65	37

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	31
Depression	28
Chronic Kidney Disease	28
Asthma	11
Osteoperosis	13
Atrial Fibrilation	24
Heart Failure	18
Chronic Obstructive Pulmonary Disease	28
Diabetes	33
Dementia	7
Cancer	23

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN during 2023 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

consultation	13
cytology	120
lab tests	439

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Male	277
Female	339

**Ethnicity**
Non-Hispanic White	583
Black	0
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	335
From 75 to 84	200
85 and over	34
Less than 65	47

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	32
Depression	27
Chronic Kidney Disease	27
Asthma	11
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	14
Chronic Obstructive Pulmonary Disease	27
Diabetes	33
Dementia	6
Cancer	25

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Zachary Thompson Lewis, MD for Medicare patients.

The highest averages for the top procedures that Dr. Zachary Thompson Lewis, MD treated as a hematopathologist in Knoxville, TN were lab tests, cytology, consultation and preventive care.

consultation	40
cytology	138
gynecologic pathology	12
lab tests	403
preventive care	28

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Zachary Thompson Lewis, MD.

**Gender**
Female	316
Male	285

**Ethnicity**
Black / African American	22
Asian / Pacific Islander	0
Non-Hispanic White	559
Hispanic	0
Native American / Alaskan Native	0
Other	2

**Age**
85 and over	46
75 to 84	168
Less than 65	88
65 to 74	298

Average of Total of Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD From 2012 - 2023

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

Hypertension	68
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	34
Depression	26
Chronic Kidney Disease	33
Asthma	10
Osteoporosis	7
Heart Failure	19
Chronic Obstructive Pulmonary Disease	24
Diabetes	31
Atrial Fibrillation	13
Dementia	8
Cancer	18

Education & Training

Dr. Zachary Thompson Lewis, MD graduated from Mercer University School of Medicine in 2001. He completed residency at Wake Forest University Baptist Medical Center. He is certified by the Pathology and has a state license in North Carolina.

Medical School: Mercer University School of Medicine (2001)

Residency: Wake Forest University Baptist Medical Center (2005)

Board Certification: Pathology

Licensed In: North Carolina

Affiliations & Hospitals

Dr. Zachary Thompson Lewis, MD is associated with these hospitals and organizations:

Covenant Health

East Tennessee Children's Hospital

Fort Sanders Regional Medical Center

Fort Loudoun Medical Center

Ratings & Reviews

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Biography

Dr. Zachary Lewis is a specialist in hematopathology. His professional affiliations include East Tennessee Children's Hospital and Covenant Health. Dr. Lewis's practice in Knoxville, TN is open to new patients as reported by Covenant Health. He studied medicine at Mercer University School of Medicine. He trained at Wake Forest University Baptist Medical Center for his residency.

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Dr. Zachary Thompson Lewis, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Zachary Thompson Lewis, MD in 2023

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. Zachary Thompson Lewis, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Zachary Thompson Lewis, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

Biography

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