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Home > IA Providers > Family Physicians & Family Medicine Specialists

Dr. Sumathi Chellappa, MD

(249 Ratings)

Specializes in: Family Medicine

Sri Devaraj Urs Medical College (2000)

3815 Stange Road
Ames, IA 50010

(515) 239-4400

Dr. Sumathi Chellappa, MD is a family medicine practitioner in Ames, IA specializing in family medicine. She graduated from Sri Devaraj Urs Medical College in 2000 and has 26 years of experience. Dr. Sumathi Chellappa, MD is affiliated with Mary Greeley Medical Center and McFarland Clinic.

Office Locations

3815 Stange Road
Ames, IA 50010

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Noteworthy Medicare Patient Procedures Performed by Dr. Sumathi Chellappa, MD in 2023

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

Top 5%

By Affordability:

susceptibility testing

urine culture

In 2023, Dr. Sumathi Chellappa, MD had a list price for susceptibility testing, and urine culture that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Iowa. 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 Volume:

lab tests

preventive care

thyroid blood test

By Affordability:

In 2012, among providers in related specialties within Iowa, Dr. Sumathi Chellappa, MD performed more lab tests, preventive care, and thyroid blood test procedures for Medicare patients than 75% of them and she also had a list price for flu shot, flu vaccine, immunization (preventive vaccines), and vaccines that was lower than the list prices billed to Medicare by 75% of them. 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. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2012 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

blood draw	148
diabetes management	38
doctor visit	494
ear procedures	11
hospital care	183
inpatient care	172
lab tests	401
nursing home care	33
outpatient care	11
preventive care	117
thyroid function tests	34
vaccines	43

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2013 were lab tests, preventive care, blood draw and hospital care.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

abdominal imaging	11
blood draw	180
CT scan	11
diabetes management	51
doctor visit	640
hospital care	99
inpatient care	99
lab tests	608
nursing home care	49
pelvic imaging	11
preventive care	203
thyroid function tests	54
vaccines	77

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	190
Female	280

**Ethnicity**
Non-Hispanic White	443
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	151
85 and over	72
Less than 65	78

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2013

Hypertension	60
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	28
Depression	21
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2014 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

abdominal imaging	17
blood draw	312
CT scan	33
diabetes management	111
doctor visit	848
ear procedures	12
lab tests	1188
nursing home care	70
pelvic imaging	17
preventive care	374
thoracic (chest) imaging	16
thyroid function tests	95
vaccines	79

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	156
Female	250

**Ethnicity**
Non-Hispanic White	388
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	129
85 and over	55
Less than 65	67

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2014

Hypertension	61
High Cholesterol	54
Stroke	3
Ischemic Heart Disease	27
Depression	23
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	7
Atrial Fibrilation	22
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2015 were lab tests, preventive care, blood draw and vaccines.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

abdominal imaging	42
blood draw	306
brain imaging (neuroimaging)	13
CT scan	84
diabetes management	113
doctor visit	840
ear procedures	12
lab tests	1182
MRI (magnetic resonance imaging)	13
pelvic imaging	42
preventive care	466
thoracic (chest) imaging	42
thyroid function tests	110
vaccines	167

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	362
Female	522

**Ethnicity**
Non-Hispanic White	820
Black	0
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	352
From 75 to 84	278
85 and over	132
Less than 65	122

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2015

Hypertension	63
High Cholesterol	53
Stroke	6
Ischemic Heart Disease	26
Depression	21
Chronic Kidney Disease	26
Asthma	10
Osteoperosis	6
Atrial Fibrilation	20
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2016 were lab tests, blood draw and preventive care.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

blood draw	46
doctor visit	188
lab tests	107
preventive care	16

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	46
Female	117

**Age**
From 65 to 74	62
From 75 to 84	44
85 and over	30
Less than 65	27

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2016

Hypertension	53
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	18
Depression	23
Chronic Kidney Disease	15
Asthma	20
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	7
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Dementia	10
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2017 were lab tests, blood draw, preventive care and thyroid function tests.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

blood draw	83
doctor visit	304
lab tests	217
preventive care	46
thyroid function tests	23
vaccines	15

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	95
Female	149

**Ethnicity**
Non-Hispanic White	226
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	64
85 and over	40
Less than 65	28

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2017

Hypertension	61
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	20
Depression	22
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	9
Chronic Obstructive Pulmonary Disease	5
Diabetes	23
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2018 were lab tests, blood draw, preventive care and thyroid function tests.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

blood draw	125
diabetes management	27
doctor visit	334
lab tests	335
preventive care	112
thyroid function tests	56
vaccines	30

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	65
Female	128

**Ethnicity**
Non-Hispanic White	181
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	96
From 75 to 84	57
85 and over	28
Less than 65	12

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2018

Hypertension	52
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	21
Depression	21
Chronic Kidney Disease	24
Asthma	7
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	17
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2019 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

blood draw	202
diabetes management	50
doctor visit	418
lab tests	509
preventive care	216
thyroid function tests	92
vaccines	56

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	62
Female	143

**Ethnicity**
Non-Hispanic White	190
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	92
From 75 to 84	72
85 and over	25
Less than 65	16

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2019

Hypertension	61
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	22
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2020 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

blood draw	264
diabetes management	69
doctor visit	428
lab tests	685
preventive care	269
thyroid function tests	120
vaccines	41

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	47
Female	141

**Ethnicity**
Non-Hispanic White	170
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	53
85 and over	22
Less than 65	15

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2020

Hypertension	59
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	19
Depression	26
Chronic Kidney Disease	19
Asthma	6
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	6
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2021 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

blood draw	243
diabetes management	93
doctor visit	445
lab tests	762
preventive care	327
thyroid function tests	140
vaccines	50

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	58
Female	169

**Ethnicity**
Non-Hispanic White	205
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	66
85 and over	23
Less than 65	11

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2021

Hypertension	55
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	15
Depression	19
Chronic Kidney Disease	20
Asthma	6
Osteoperosis	6
Atrial Fibrilation	5
Heart Failure	0
Chronic Obstructive Pulmonary Disease	5
Diabetes	22
Dementia	0
Cancer	6

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA during 2022 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

blood draw	270
diabetes management	100
doctor visit	467
lab tests	873
preventive care	357
thyroid function tests	234
vaccines	59

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	35
Female	148

**Ethnicity**
Non-Hispanic White	164
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	102
From 75 to 84	51
85 and over	17
Less than 65	13

Conditions of Medicare patients treated by Dr. Sumathi Chellappa, MD in 2022

Hypertension	63
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	9
Depression	22
Chronic Kidney Disease	11
Asthma	12
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	7
Chronic Obstructive Pulmonary Disease	0
Diabetes	16
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Sumathi Chellappa, MD for Medicare patients.

The highest averages for the top procedures that Dr. Sumathi Chellappa, MD treated as a family medicine practitioner in Ames, IA were lab tests, preventive care, blood draw and hospital care.

abdominal imaging	23
blood draw	198
brain imaging (neuroimaging)	13
CT scan	42
diabetes management	72
doctor visit	491
ear procedures	11
hospital care	141
inpatient care	135
lab tests	624
MRI (magnetic resonance imaging)	13
nursing home care	50
outpatient care	11
pelvic imaging	23
preventive care	227
thoracic (chest) imaging	29
thyroid function tests	95
vaccines	61

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Sumathi Chellappa, MD.

**Gender**
Male	101
Female	186

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	253
Native American / Alaskan Native	0
Hispanic	3
Other	0

**Age**
75 to 84	87
85 and over	40
Less than 65	35
65 to 74	124

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

The highest averages of the most common conditions of Medicare patients that Dr. Sumathi Chellappa, MD treated were hypertension, high cholesterol, diabetes and depression.

Hypertension	53
High Cholesterol	52
Stroke	1
Ischemic Heart Disease	18
Depression	19
Chronic Kidney Disease	17
Asthma	8
Osteoporosis	7
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	21
Atrial Fibrillation	10
Dementia	6
Cancer	8

Education & Training

Dr. Sumathi Chellappa, MD graduated from Sri Devaraj Urs Medical College in 2000. She completed residency at Mercy Medical Center - Des Moines. She is certified by the American Board of Family Medicine and has a state license in Iowa.

Medical School: Sri Devaraj Urs Medical College (2000)

Residency: Mercy Medical Center - Des Moines (2009)

Board Certification: American Board of Family Medicine

Licensed In: Iowa

Affiliations & Hospitals

Dr. Sumathi Chellappa, MD is associated with these hospitals and organizations:

Mary Greeley Medical Center

McFarland Clinic

Ratings & Reviews

Dr. Sumathi Chellappa, MD has an exceptional overall rating with an average of 4.8 out of 5 stars based on 249 ratings. We collect ratings and reviews of Dr. Sumathi Chellappa, MD from all over the web to help you find the right in Ames, IA.

4.8

Overall Rating

(249 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Merck Sharp & Dohme Corporation	$16 NEXPLANON $16

**Types of Payments**
Food and Beverage	$16

Biography

Dr. Sumathi Chellappa's specialty is family medicine. She has received a 5.0 out of 5 star rating by her patients. Dr. Chellappa is a graduate of Sri Devaraj Urs Medical College. For her residency, Dr. Chellappa trained at Mercy Medical Center - Des Moines and Mayo Clinic. Dr. Chellappa (or staff) speaks Tamil and Hindi. Her hospital/clinic affiliations include McFarland Clinic and Mary Greeley Medical Center.