Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > GA Providers

Dr. Karthi Subbannan, MD

(Dr. Karthi Subbannan, M.D)

(2 Ratings)

Specializes in: Medical Oncology, Adult Oncology and Adult Hematology

Coimbatore Medical College

Professional interests include: breast cancer, coagulation disorders

3330 Preston Ridge Road Suite 110
Alpharetta, GA 30005

(678) 566-6995

Dr. Karthi Subbannan, MD is a medical oncologist in Alpharetta, GA specializing in medical oncology, adult oncology and adult hematology. She graduated from Coimbatore Medical College. Dr. Karthi Subbannan, MD is affiliated with Georgia Cancer Specialists.

Office Locations

Georgia Cancer Specialists

3330 Preston Ridge Road Suite 110
Alpharetta, GA 30005

(678) 566-6995

open_in_new

Georgia Cancer Specialists

6300 Hospital Parkway Suite 300
Johns Creek, GA 30097

(770) 623-8965

open_in_new

In The News

“"This is a global trend," Dr. Karthi Subbannan, who specializes in oncology and hematology at Northside Hospital, told AJC reporter Shelia Poole.”—"James Van Der Beek, of 'Dawson's Creek,' diagnosed with colorectal cancer", The Atlanta Journal-Constitution , November 2024

“"This is a global trend," said Dr. Karthi Subbannan, who specializes in oncology and hematology at Northside Hospital.”—"Study shows colorectal cancer showing up more in younger people", The Atlanta Journal-Constitution , January 2023

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA during 2012 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

biological response modifier (BRM) therapy	137
blood draw	425
chemotherapy	137
doctor visit	427
hospital care	99
inpatient care	99
lab tests	1669
minimally invasive procedures	195
thyroid function tests	13

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	525
hospital care	132
inpatient care	132

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	78
Female	159

**Ethnicity**
Non-Hispanic White	187
Black	24
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	105
From 75 to 84	69
85 and over	33
Less than 65	30

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2013

Hypertension	74
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	36
Depression	22
Chronic Kidney Disease	30
Asthma	8
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	24
Chronic Obstructive Pulmonary Disease	16
Diabetes	34
Dementia	15
Cancer	36

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	617
hospital care	110
inpatient care	110

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	92
Female	171

**Ethnicity**
Non-Hispanic White	194
Black	40
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	76
85 and over	40
Less than 65	32

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2014

Hypertension	72
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	38
Depression	25
Chronic Kidney Disease	32
Asthma	10
Osteoperosis	14
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	14
Diabetes	32
Dementia	10
Cancer	32

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	830
hospital care	115
inpatient care	115

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	236
Female	462

**Ethnicity**
Non-Hispanic White	552
Black	76
Hispanic	0
Asian	46
Other	0
Native American	0

**Age**
From 65 to 74	338
From 75 to 84	198
85 and over	82
Less than 65	80

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2015

Hypertension	71
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	36
Depression	25
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	15
Cancer	34

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	696
hospital care	84
inpatient care	84

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	110
Female	205

**Ethnicity**
Non-Hispanic White	232
Black	42
Hispanic	0
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	135
From 75 to 84	100
85 and over	44
Less than 65	36

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2016

Hypertension	72
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	37
Depression	23
Chronic Kidney Disease	39
Asthma	17
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	16
Cancer	34

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	816
hospital care	33
inpatient care	33

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	122
Female	197

**Ethnicity**
Non-Hispanic White	236
Black	38
Hispanic	0
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	91
85 and over	48
Less than 65	32

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2017

Hypertension	65
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	35
Depression	21
Chronic Kidney Disease	37
Asthma	7
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	15
Cancer	31

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	888
hospital care	51
inpatient care	51

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	128
Female	212

**Ethnicity**
Non-Hispanic White	250
Black	36
Hispanic	0
Asian	26
Other	0
Native American	0

**Age**
From 65 to 74	152
From 75 to 84	120
85 and over	39
Less than 65	29

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2018

Hypertension	72
High Cholesterol	63
Stroke	6
Ischemic Heart Disease	35
Depression	21
Chronic Kidney Disease	36
Asthma	6
Osteoperosis	13
Atrial Fibrilation	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	14
Cancer	31

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	915
hospital care	48
inpatient care	48

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	131
Female	229

**Ethnicity**
Non-Hispanic White	264
Black	41
Hispanic	0
Asian	26
Other	15
Native American	0

**Age**
From 65 to 74	165
From 75 to 84	121
85 and over	46
Less than 65	28

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2019

Hypertension	71
High Cholesterol	64
Stroke	8
Ischemic Heart Disease	33
Depression	26
Chronic Kidney Disease	39
Asthma	7
Osteoperosis	15
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	13
Cancer	30

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	711

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	103
Female	198

**Ethnicity**
Non-Hispanic White	233
Black	23
Hispanic	11
Asian	19
Other	15
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	114
85 and over	33
Less than 65	22

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2020

Hypertension	67
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	29
Depression	25
Chronic Kidney Disease	33
Asthma	5
Osteoperosis	15
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	12
Cancer	25

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	659

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	102
Female	177

**Ethnicity**
Non-Hispanic White	219
Black	24
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	112
85 and over	36
Less than 65	18

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2021

Hypertension	71
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	29
Depression	22
Chronic Kidney Disease	34
Asthma	4
Osteoperosis	14
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	7
Diabetes	27
Dementia	13
Cancer	24

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

doctor visit	708

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	112
Female	194

**Ethnicity**
Non-Hispanic White	245
Black	25
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	120
85 and over	37
Less than 65	16

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2022

Hypertension	73
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	25
Depression	22
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	20
Atrial Fibrilation	14
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	27
Dementia	6
Cancer	29

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Karthi Subbannan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Karthi Subbannan, MD treated as a medical oncologist in Alpharetta, GA were lab tests, blood draw, minimally invasive procedures and chemotherapy.

biological response modifier (BRM) therapy	137
blood draw	425
chemotherapy	137
doctor visit	708
hospital care	84
inpatient care	84
lab tests	1669
minimally invasive procedures	195
thyroid function tests	13

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Karthi Subbannan, MD.

**Gender**
Male	110
Female	200

**Ethnicity**
Black / African American	33
Asian / Pacific Islander	14
Non-Hispanic White	237
Native American / Alaskan Native	0
Hispanic	1
Other	5

**Age**
75 to 84	101
85 and over	39
Less than 65	29
65 to 74	139

Average of Total of Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD From 2012 - 2022

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

Hypertension	64
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	30
Asthma	7
Osteoporosis	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	26
Atrial Fibrillation	10
Cancer	27
Dementia	11

Education & Training

Dr. Karthi Subbannan, MD graduated from Coimbatore Medical College. She completed residency at Medical College of Georgia Affiliated Hospitals. She is certified by the Medical oncology, hematology, and internal medicine and has a state license in Georgia.

Medical School: Coimbatore Medical College

Residency: Medical College of Georgia Affiliated Hospitals

Board Certification: Medical oncology, hematology, and internal medicine

Licensed In: Georgia

Affiliations & Hospitals

Dr. Karthi Subbannan, MD is associated with these hospitals and organizations:

Georgia Cancer Specialists

Ratings & Reviews

Dr. Karthi Subbannan, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. Karthi Subbannan, MD from all over the web to help you find the right in Alpharetta, GA.

Overall Rating

(2 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Pfizer Inc.	$5,654 OXBRYTA $5,548	IBRANCE $83	XALKORI $11	BOSULIF $11
E.R. Squibb & Sons, L.L.C.	$375 OPDIVO $259	YERVOY $108	Ixempra $8
Genentech USA, Inc.	$347 Avastin $192	TARCEVA $46	Gazyva $41	POLIVY $26	Kadcyla $26	Other $17
Novartis Pharmaceuticals Corporation	$297 Exjade $72	AFINITOR $67	NON BRAND $44	ZYKADIA $34	SCEMBLIX $29	Other $50
Amgen Inc.	$266 Kyprolis $80	XGEVA $67	Vectibix $52	$67
Other	$2,521 Cabometyx $163	IMBRUVICA $144	NINLARO $134	TAGRISSO $128	TAFINLAR $118	Other $1,835

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$5,325
Food and Beverage	$3,982
Education	$154

Biography

Dr. Karthi Subbannan's areas of specialization are adult hematology, adult oncology, and medical oncology. Her clinical interests encompass coagulation disorders and breast cancer. Dr. Subbannan is affiliated with Georgia Cancer Specialists. She attended Coimbatore Medical College for medical school and subsequently trained at a hospital affiliated with Medical College of Georgia for residency.

Select Year:

Dr. Karthi Subbannan, MD

Office Locations

In The News

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. Karthi Subbannan, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karthi Subbannan, 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. Karthi Subbannan, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Alpharetta, GA