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Home > TN Providers > Family Physicians & Family Medicine Specialists

Dr. Leonard Nadong Lamsen, MD

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Specializes in: Obstetrics, Family Medicine and Emergency Medicine

3030 Covington Pike Suite 100
Memphis, TN 38128

(901) 383-8889

Dr. Leonard Nadong Lamsen, MD is an obstetrician in Knoxville, TN specializing in obstetrics, family medicine and emergency medicine. Dr. Leonard Nadong Lamsen, MD is affiliated with The University of Tennessee Medical Center.

Office Locations

1924 Alcoa Highway
Knoxville, TN 37920

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3030 Covington Pike Suite 100
Memphis, TN 38128

(901) 383-8889

(901) 383-2245

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Noteworthy Medicare Patient Procedures Performed by Dr. Leonard Nadong Lamsen, MD in 2023

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

Top 5%

By Volume:

emergency room care

In 2023, Dr. Leonard Nadong Lamsen, MD performed more emergency room (ER) care procedures for Medicare patients than 95% of providers in related specialties within Tennessee.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2012 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	631

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2013 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	558

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	234
Female	311

**Ethnicity**
Non-Hispanic White	495
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	125
85 and over	89
Less than 65	181

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2013

Hypertension	75
High Cholesterol	59
Stroke	11
Ischemic Heart Disease	51
Depression	42
Chronic Kidney Disease	40
Asthma	9
Osteoperosis	6
Atrial Fibrilation	16
Heart Failure	36
Chronic Obstructive Pulmonary Disease	34
Diabetes	41
Dementia	22
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2014 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	610

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	278
Female	315

**Ethnicity**
Non-Hispanic White	537
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	168
From 75 to 84	132
85 and over	87
Less than 65	206

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2014

Hypertension	75
High Cholesterol	59
Stroke	11
Ischemic Heart Disease	48
Depression	44
Chronic Kidney Disease	42
Asthma	10
Osteoperosis	7
Atrial Fibrilation	19
Heart Failure	35
Chronic Obstructive Pulmonary Disease	30
Diabetes	39
Dementia	20
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2015 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	531

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	478
Female	598

**Ethnicity**
Non-Hispanic White	970
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	360
From 75 to 84	228
85 and over	158
Less than 65	330

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2015

Hypertension	75
High Cholesterol	60
Stroke	18
Ischemic Heart Disease	53
Depression	46
Chronic Kidney Disease	48
Asthma	24
Osteoperosis	7
Atrial Fibrilation	18
Heart Failure	36
Chronic Obstructive Pulmonary Disease	34
Diabetes	43
Dementia	24
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2016 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	603

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	278
Female	334

**Ethnicity**
Non-Hispanic White	563
Black	34
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	119
85 and over	88
Less than 65	208

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2016

Hypertension	75
High Cholesterol	59
Stroke	9
Ischemic Heart Disease	49
Depression	44
Chronic Kidney Disease	51
Asthma	36
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	36
Chronic Obstructive Pulmonary Disease	32
Diabetes	41
Dementia	20
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2017 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	464

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	212
Female	251

**Ethnicity**
Non-Hispanic White	414
Black	35
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	127
85 and over	70
Less than 65	125

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2017

Hypertension	75
High Cholesterol	66
Stroke	13
Ischemic Heart Disease	50
Depression	49
Chronic Kidney Disease	60
Asthma	10
Osteoperosis	8
Atrial Fibrilation	21
Heart Failure	42
Chronic Obstructive Pulmonary Disease	33
Diabetes	42
Dementia	23
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2018 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	290

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	154
Female	164

**Ethnicity**
Non-Hispanic White	293
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	102
From 75 to 84	65
85 and over	40
Less than 65	111

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2018

Hypertension	75
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	51
Depression	44
Chronic Kidney Disease	58
Asthma	16
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	39
Chronic Obstructive Pulmonary Disease	31
Diabetes	40
Dementia	21
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2019 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	326

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	159
Female	184

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

**Age**
From 65 to 74	125
From 75 to 84	77
85 and over	41
Less than 65	100

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2019

Hypertension	75
High Cholesterol	64
Stroke	11
Ischemic Heart Disease	52
Depression	40
Chronic Kidney Disease	55
Asthma	10
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	42
Chronic Obstructive Pulmonary Disease	30
Diabetes	43
Dementia	20
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2020 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	288

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	154
Female	172

**Ethnicity**
Non-Hispanic White	288
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	78
85 and over	48
Less than 65	90

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2020

Hypertension	75
High Cholesterol	68
Stroke	18
Ischemic Heart Disease	49
Depression	48
Chronic Kidney Disease	61
Asthma	13
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	40
Chronic Obstructive Pulmonary Disease	30
Diabetes	44
Dementia	24
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2021 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	296

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	162
Female	185

**Ethnicity**
Non-Hispanic White	316
Black	14
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	107
85 and over	45
Less than 65	72

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2021

Hypertension	75
High Cholesterol	68
Stroke	13
Ischemic Heart Disease	50
Depression	44
Chronic Kidney Disease	61
Asthma	12
Osteoperosis	10
Atrial Fibrilation	22
Heart Failure	44
Chronic Obstructive Pulmonary Disease	30
Diabetes	46
Dementia	23
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN during 2022 were emergency care.

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

emergency care	254

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	142
Female	156

**Ethnicity**
Non-Hispanic White	271
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	90
85 and over	51
Less than 65	48

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	30
Ischemic Heart Disease	41
Depression	46
Chronic Kidney Disease	41
Asthma	13
Osteoperosis	15
Atrial Fibrilation	35
Heart Failure	37
Chronic Obstructive Pulmonary Disease	32
Diabetes	48
Dementia	21
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Leonard Nadong Lamsen, MD for Medicare patients.

The highest averages for the top procedures that Dr. Leonard Nadong Lamsen, MD treated as an obstetrician in Knoxville, TN were emergency care.

emergency care	441

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Leonard Nadong Lamsen, MD.

**Gender**
Male	204
Female	242

**Ethnicity**
Black / African American	7
Asian / Pacific Islander	0
Non-Hispanic White	404
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	104
85 and over	65
Less than 65	133
65 to 74	144

Average of Total of Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	58
Stroke	13
Ischemic Heart Disease	44
Depression	40
Chronic Kidney Disease	47
Asthma	13
Osteoporosis	8
Heart Failure	35
Chronic Obstructive Pulmonary Disease	28
Diabetes	38
Atrial Fibrillation	18
Cancer	12
Dementia	19

Education & Training

He completed residency at University of Tennessee Affiliated Hospitals. He is certified by the Family Medicine, Emergency Medicine and has a state license in Tennessee.

Residency: University of Tennessee Affiliated Hospitals

Board Certification: Family Medicine, Emergency Medicine

Licensed In: Tennessee

Affiliations & Hospitals

Dr. Leonard Nadong Lamsen, MD is associated with these hospitals and organizations:

The University of Tennessee Medical Center

Ratings & Reviews

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General Payments

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

**Payments by Company**
FUJIFILM SonoSite, Inc.	$687 M-Turbo Ultrasound System $687
Allergan Inc.	$105 DALVANCE $105
Janssen Pharmaceuticals, Inc	$37 XARELTO $37
Baxter Healthcare	$17 TISSEEL $17
Ethicon US, LLC	$15 DERMABOND $15
Other	$52 ELIQUIS $27	Relistor $14	Vimpat $10

**Types of Payments**
Travel and Lodging	$687
Food and Beverage	$225

Biography

Dr. Leonard Lamsen works as a family medicine, emergency medicine, and obstetrics. His training includes a residency program at a hospital affiliated with the University of Tennessee. He is professionally affiliated with The University of Tennessee Medical Center.

Select Year:

Dr. Leonard Nadong Lamsen, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Leonard Nadong Lamsen, 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. Leonard Nadong Lamsen, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Leonard Nadong Lamsen, 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. Leonard Nadong Lamsen, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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