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Dr. Ruth E. Lamar, MD

(1 Rating)

Specializes in: Medical Oncology, Adult Oncology and Hematology (Blood Disorders)

University of Tennessee Health Science Center College of Medicine (1987)

4488 Carothers Parkway Suite 110
Franklin, TN 37067

(615) 764-1924

Dr. Ruth E. Lamar, MD is a medical oncologist in Franklin, TN specializing in medical oncology, adult oncology and hematology (blood disorders). She graduated from University of Tennessee Health Science Center College of Medicine in 1987 and has 39 years of experience. Dr. Ruth E. Lamar, MD is affiliated with TENNESSEE ONCOLOGY PLLC.

Office Locations

4488 Carothers Parkway Suite 110
Franklin, TN 37067

(615) 764-1924

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Noteworthy Medicare Patient Procedures Performed by Dr. Ruth E. Lamar, MD in 2023

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

Top 5%

By Affordability:

erythropoietin test

folic acid tests

immunofixation electrophoresis

intravenous infusion

iron tests

lactate dehydrogenase test

protein electrophoresis

reticulocyte count

serum folate test

serum protein electrophoresis

vitamin B12 test

vitamin D test

In 2023, Dr. Ruth E. Lamar, MD had a list price for erythropoietin (EPO) test, folic acid tests, immunofixation electrophoresis (IFE), intravenous (IV) infusion, iron tests, lactate dehydrogenase (LDH) test, protein electrophoresis, reticulocyte count (immature red blood cell count), serum folate test, serum protein electrophoresis (SPEP), vitamin B12 test, and vitamin D test that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Tennessee. 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 10%

By Affordability:

liver function tests

In 2023, Dr. Ruth E. Lamar, MD had a list price for liver function tests (LFTs) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Tennessee. 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 Affordability:

blood count tests

In 2012, Dr. Ruth E. Lamar, MD had a list price for blood count tests that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Tennessee. 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. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2012 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

abdominal imaging	54
biological response modifier (BRM) therapy	265
blood draw	674
chemotherapy	265
CT scan	152
doctor visit	916
hospital care	255
inpatient care	255
lab tests	1835
minimally invasive procedures	313
pelvic imaging	54
preventive care	17
thoracic (chest) imaging	98
thyroid function tests	36
vaccines	17

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2013 were lab tests, blood draw, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

abdominal imaging	49
biological response modifier (BRM) therapy	283
blood draw	828
chemotherapy	283
CT scan	121
doctor visit	883
hospital care	236
inpatient care	236
lab tests	2187
minimally invasive procedures	256
pelvic imaging	49
preventive care	25
thoracic (chest) imaging	72
thyroid function tests	44
vaccines	25

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	164
Female	315

**Ethnicity**
Non-Hispanic White	432
Black	35
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	222
From 75 to 84	155
85 and over	44
Less than 65	58

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2013

Hypertension	64
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	33
Depression	20
Chronic Kidney Disease	29
Asthma	6
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	8
Cancer	47

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2014 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

abdominal imaging	72
biological response modifier (BRM) therapy	220
blood draw	735
chemotherapy	220
CT scan	172
doctor visit	798
hospital care	179
inpatient care	179
lab tests	2149
minimally invasive procedures	266
pelvic imaging	59
preventive care	16
thoracic (chest) imaging	100
thyroid function tests	45
vaccines	16

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	159
Female	287

**Ethnicity**
Non-Hispanic White	409
Black	25
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	155
85 and over	38
Less than 65	48

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2014

Hypertension	65
High Cholesterol	44
Stroke	3
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	33
Asthma	6
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	20
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	7
Cancer	45

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2015 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

abdominal imaging	55
biological response modifier (BRM) therapy	233
blood draw	810
chemotherapy	233
CT scan	138
doctor visit	755
hospital care	168
inpatient care	168
lab tests	2487
minimally invasive procedures	309
pelvic imaging	55
preventive care	29
thoracic (chest) imaging	83
thyroid function tests	46
vaccines	29

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	324
Female	598

**Ethnicity**
Non-Hispanic White	832
Black	58
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	458
From 75 to 84	284
85 and over	90
Less than 65	90

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2015

Hypertension	63
High Cholesterol	47
Stroke	5
Ischemic Heart Disease	31
Depression	21
Chronic Kidney Disease	32
Asthma	11
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	18
Diabetes	26
Dementia	7
Cancer	46

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2016 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

abdominal imaging	63
biological response modifier (BRM) therapy	230
blood draw	860
chemotherapy	230
CT scan	162
doctor visit	849
hormone therapy	22
hospital care	166
inpatient care	166
lab tests	2327
minimally invasive procedures	303
pelvic imaging	63
preventive care	29
thoracic (chest) imaging	99
thyroid function tests	43
vaccines	29

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	164
Female	298

**Ethnicity**
Non-Hispanic White	423
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	166
85 and over	40
Less than 65	42

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2016

Hypertension	65
High Cholesterol	47
Stroke	5
Ischemic Heart Disease	33
Depression	18
Chronic Kidney Disease	31
Asthma	18
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	20
Chronic Obstructive Pulmonary Disease	16
Diabetes	26
Dementia	7
Cancer	48

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2017 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

abdominal imaging	87
biological response modifier (BRM) therapy	230
blood draw	703
chemotherapy	230
CT scan	196
doctor visit	708
hormone therapy	39
hospital care	144
inpatient care	144
lab tests	2480
minimally invasive procedures	288
pelvic imaging	87
preventive care	15
thoracic (chest) imaging	109
thyroid function tests	51
vaccines	15

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	152
Female	311

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

**Age**
From 65 to 74	224
From 75 to 84	153
85 and over	42
Less than 65	44

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2017

Hypertension	65
High Cholesterol	39
Stroke	4
Ischemic Heart Disease	29
Depression	23
Chronic Kidney Disease	35
Asthma	7
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	16
Diabetes	25
Dementia	9
Cancer	47

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2018 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

abdominal imaging	78
biological response modifier (BRM) therapy	241
blood draw	804
chemotherapy	241
CT scan	195
doctor visit	782
hormone therapy	34
hospital care	130
inpatient care	130
lab tests	2944
minimally invasive procedures	312
pelvic imaging	78
preventive care	18
thoracic (chest) imaging	117
thyroid function tests	99
vaccines	18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	149
Female	347

**Ethnicity**
Non-Hispanic White	451
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	241
From 75 to 84	155
85 and over	46
Less than 65	54

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2018

Hypertension	62
High Cholesterol	43
Stroke	3
Ischemic Heart Disease	31
Depression	22
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	25
Dementia	9
Cancer	49

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2019 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

abdominal imaging	14
biological response modifier (BRM) therapy	237
blood draw	676
chemotherapy	237
CT scan	31
doctor visit	757
hospital care	191
inpatient care	191
lab tests	2769
minimally invasive procedures	294
pelvic imaging	14
port flush	13
preventive care	20
thoracic (chest) imaging	17
thyroid function tests	78
vaccines	20

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	176
Female	358

**Ethnicity**
Non-Hispanic White	496
Black	25
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	173
85 and over	65
Less than 65	35

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2019

Hypertension	65
High Cholesterol	48
Stroke	4
Ischemic Heart Disease	29
Depression	24
Chronic Kidney Disease	38
Asthma	5
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	25
Dementia	8
Cancer	49

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2020 were lab tests, blood draw, thyroid function tests and preventive care.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

blood draw	262
doctor visit	148
lab tests	715
preventive care	13
thyroid function tests	29
vaccines	13

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	56
Female	93

**Age**
From 65 to 74	71
From 75 to 84	49
85 and over	18
Less than 65	11

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2020

Hypertension	64
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	29
Depression	21
Chronic Kidney Disease	37
Asthma	0
Osteoperosis	7
Atrial Fibrilation	8
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	22
Dementia	0
Cancer	52

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2021 were lab tests, blood draw, minimally invasive procedures and thyroid function tests.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

blood draw	298
doctor visit	164
lab tests	896
minimally invasive procedures	30
thyroid function tests	21

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	54
Female	100

**Ethnicity**
Non-Hispanic White	143
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	57
From 75 to 84	59
85 and over	24
Less than 65	14

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2021

Hypertension	68
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	33
Depression	23
Chronic Kidney Disease	45
Asthma	0
Osteoperosis	14
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	16
Diabetes	22
Dementia	8
Cancer	44

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN during 2022 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

biological response modifier (BRM) therapy	69
blood draw	281
chemotherapy	69
doctor visit	264
lab tests	963
minimally invasive procedures	104
thyroid function tests	21

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	68
Female	137

**Ethnicity**
Non-Hispanic White	192
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	85
85 and over	26
Less than 65	11

Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD in 2022

Hypertension	75
High Cholesterol	69
Stroke	7
Ischemic Heart Disease	29
Depression	20
Chronic Kidney Disease	36
Asthma	11
Osteoperosis	20
Atrial Fibrilation	19
Heart Failure	18
Chronic Obstructive Pulmonary Disease	18
Diabetes	25
Dementia	0
Cancer	51

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ruth E. Lamar, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ruth E. Lamar, MD treated as a medical oncologist in Franklin, TN were lab tests, blood draw, minimally invasive procedures and chemotherapy.

abdominal imaging	59
biological response modifier (BRM) therapy	223
blood draw	630
chemotherapy	223
CT scan	145
doctor visit	638
hormone therapy	31
hospital care	183
inpatient care	183
lab tests	1977
minimally invasive procedures	247
pelvic imaging	57
preventive care	20
thoracic (chest) imaging	86
thyroid function tests	46
vaccines	20

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ruth E. Lamar, MD.

**Gender**
Male	133
Female	258

**Ethnicity**
Black / African American	17
Asian / Pacific Islander	0
Non-Hispanic White	346
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	130
85 and over	39
Less than 65	37
65 to 74	185

Average of Total of Conditions of Medicare patients treated by Dr. Ruth E. Lamar, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Ruth E. Lamar, MD treated were hypertension, high cholesterol, cancer and chronic kidney disease.

Hypertension	59
High Cholesterol	43
Stroke	2
Ischemic Heart Disease	27
Depression	19
Chronic Kidney Disease	31
Asthma	6
Osteoporosis	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	23
Atrial Fibrillation	11
Dementia	5
Cancer	43

Education & Training

Dr. Ruth E. Lamar, MD graduated from University of Tennessee Health Science Center College of Medicine in 1987. She has a state license in Tennessee.

Medical School: University of Tennessee Health Science Center College of Medicine (1987)

Licensed In: Tennessee

Affiliations & Hospitals

Dr. Ruth E. Lamar, MD is associated with these hospitals and organizations:

TENNESSEE ONCOLOGY PLLC

Ratings & Reviews

Dr. Ruth E. Lamar, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 1 ratings. We collect ratings and reviews of Dr. Ruth E. Lamar, MD from all over the web to help you find the right in Franklin, TN.

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General Payments

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

**Payments by Company**
E.R. Squibb & Sons, L.L.C.	$1,690 OPDIVO $993	ELIQUIS $143	EMPLICITI $129	Reblozyl $120	SPRYCEL $54	Other $250
Genentech USA, Inc.	$1,551 TECENTRIQ $471	Avastin $236	TARCEVA $143	Perjeta $98	Venclexta $96	Other $507
Amgen Inc.	$1,307 Vectibix $484	XGEVA $433	Kyprolis $268	EVENITY $117	Prolia $4
Janssen Biotech, Inc.	$1,302 IMBRUVICA $765	Erleada $234	DARZALEX $143	YONDELIS $78	Balversa $60	Other $22
Novartis Pharmaceuticals Corporation	$1,097 KISQALI $293	TASIGNA $232	NON_BRAND $93	AFINITOR $69	JADENU $56	Other $354
Other	$9,781 KEYTRUDA $836	ADCETRIS $432	Gilotrif $372	Abraxane $343	CYRAMZA $325	Other $7,472

**Types of Payments**
Food and Beverage	$16,301
Education	$342
Gift	$85

Ownership and Interest Payments

This table describes ownership payments received by Dr. Ruth E. Lamar, MD.

RT Oncology Services Corporation	2014	$37,421.00	Physician Covered Recipient	Preferred Stock
RT Oncology Services Corporation	2015	$37,421.00	Physician Covered Recipient	Preferred Stock
RT Oncology Services Corporation	2013	$37,421.00	Physician Covered Recipient	Preferred Stock

Biography

Dr. Ruth Lamar's areas of specialization are adult oncology, medical oncology, and hematology (blood disorders); she sees patients in Franklin, TN. Dr. Lamar studied medicine at the University of Tennessee Health Science Center College of Medicine.