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Dr. Karen Vanessa Stewart, MD

(No ratings)

Specializes in: Internal Medicine (Adult Medicine)

12952 Bandera Road Suite 105
Helotes, TX 78023

(210) 436-8400

Dr. Karen Vanessa Stewart, MD is an internist in Helotes, TX specializing in internal medicine (adult medicine).

Office Locations

12952 Bandera Road Suite 105
Helotes, TX 78023

(210) 436-8400

(833) 452-1052

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Carr. 110 Km. 21.6
Moca, PR 00676

(787) 997-4790

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Noteworthy Medicare Patient Procedures Performed by Dr. Karen Vanessa Stewart, MD in 2023

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

Top 10%

By Affordability:

diabetes management

In 2023, Dr. Karen Vanessa Stewart, MD had a list price for diabetes management that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Texas. 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:

By Affordability:

A1C test

blood glucose self-monitoring

blood glucose tests

creatinine test

creatinine urine test

diabetes screening

finger stick glucose test

glucose monitoring

glucose tests

glycated protein test

kidney function tests

metabolic panel

urinalysis

vitamin D test

In 2012, among providers in related specialties within Texas, Dr. Karen Vanessa Stewart, MD performed more diabetes management, immunization (preventive vaccines), lab tests, and preventive care procedures for Medicare patients than 75% of them and she also had a list price for A1C test, blood glucose self-monitoring, blood glucose tests, creatinine test, creatinine urine test, diabetes screening, finger stick glucose test, glucose monitoring, glucose tests, glycated protein test, kidney function tests, metabolic panel, urinalysis, and vitamin D test 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

Volume of procedures performed by Dr. Karen Vanessa Stewart, MD for Medicare patients.

doctor visit	105

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Karen Vanessa Stewart, MD for Medicare patients.

doctor visit	153

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen Vanessa Stewart, MD.

**Gender**
Male	13
Female	25

**Age**
From 65 to 74	0
From 75 to 84	17
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen Vanessa Stewart, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	29
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	75
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Karen Vanessa Stewart, MD for Medicare patients.

doctor visit	108

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen Vanessa Stewart, MD.

**Gender**
Male	11
Female	19

**Age**
From 65 to 74	0
From 75 to 84	13
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen Vanessa Stewart, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	43
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	75
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Karen Vanessa Stewart, MD for Medicare patients.

doctor visit	68

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen Vanessa Stewart, MD.

**Age**
From 65 to 74	0
From 75 to 84	22
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen Vanessa Stewart, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	41
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	75
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Karen Vanessa Stewart, MD treated as an internist in Helotes, TX during 2021 were lab tests, preventive care, diabetes management and vaccines.

Volume of procedures performed by Dr. Karen Vanessa Stewart, MD for Medicare patients.

blood draw	29
diabetes management	39
doctor visit	138
lab tests	275
preventive care	68
thyroid function tests	20
vaccines	29
vascular procedures	15

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen Vanessa Stewart, MD.

**Gender**
Male	33
Female	75

**Ethnicity**
Non-Hispanic White	64
Black	0
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	33
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen Vanessa Stewart, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	33
Depression	23
Chronic Kidney Disease	42
Asthma	12
Osteoperosis	26
Atrial Fibrilation	0
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	33
Dementia	14
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Karen Vanessa Stewart, MD treated as an internist in Helotes, TX during 2022 were lab tests, preventive care, diabetes management and blood draw.

Volume of procedures performed by Dr. Karen Vanessa Stewart, MD for Medicare patients.

blood draw	135
diabetes management	143
doctor visit	306
lab tests	972
musculoskeletal imaging	31
preventive care	221
spinal procedures	62
thyroid function tests	91
vaccines	13
vascular procedures	27
X-rays	93

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen Vanessa Stewart, MD.

**Gender**
Male	44
Female	114

**Ethnicity**
Non-Hispanic White	93
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	55
85 and over	11
Less than 65	12

Conditions of Medicare patients treated by Dr. Karen Vanessa Stewart, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	25
Depression	22
Chronic Kidney Disease	34
Asthma	11
Osteoperosis	34
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	17
Diabetes	34
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Karen Vanessa Stewart, MD treated as an internist in Helotes, TX during 2023 were lab tests, preventive care, diabetes management and blood draw.

Volume of procedures performed by Dr. Karen Vanessa Stewart, MD for Medicare patients.

blood draw	66
diabetes management	115
doctor visit	327
lab tests	511
musculoskeletal imaging	25
preventive care	208
thyroid function tests	31
vaccines	56
X-rays	25

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen Vanessa Stewart, MD.

**Gender**
Male	50
Female	121

**Ethnicity**
Non-Hispanic White	104
Black	0
Hispanic	55
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	95
From 75 to 84	56
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen Vanessa Stewart, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	29
Depression	26
Chronic Kidney Disease	49
Asthma	8
Osteoperosis	42
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Karen Vanessa Stewart, MD for Medicare patients.

The highest averages for the top procedures that Dr. Karen Vanessa Stewart, MD treated as an internist in Helotes, TX were lab tests, preventive care, diabetes management and blood draw.

blood draw	76
diabetes management	99
doctor visit	172
lab tests	586
musculoskeletal imaging	28
preventive care	165
spinal procedures	62
thyroid function tests	47
vaccines	32
vascular procedures	21
X-rays	59

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Karen Vanessa Stewart, MD.

**Gender**
Female	50
Male	21

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	37
Native American / Alaskan Native	0
Hispanic	12
Other	0

**Age**
85 and over	1
75 to 84	28
Less than 65	1
65 to 74	33

Average of Total of Conditions of Medicare patients treated by Dr. Karen Vanessa Stewart, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Karen Vanessa Stewart, MD treated were high cholesterol, hypertension, diabetes and ischemic heart disease.

Hypertension	64
High Cholesterol	64
Stroke	2
Ischemic Heart Disease	22
Depression	10
Chronic Kidney Disease	17
Asthma	4
Osteoporosis	20
Heart Failure	7
Chronic Obstructive Pulmonary Disease	7
Diabetes	46
Atrial Fibrillation	3
Dementia	2
Cancer	2

Education & Training

She has a state license in Puerto Rico.

Licensed In: Puerto Rico

Ratings & Reviews

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General Payments

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

**Payments by Company**
AbbVie Inc.	$988 VRAYLAR $465	UBRELVY $396	QULIPTA $91	LINZESS $21	Creon $14
Novo Nordisk Inc	$707 RYBELSUS $355	Ozempic $330	$22
Amgen Inc.	$635 Repatha $243	Prolia $151	XGEVA $117	$125
AstraZeneca Pharmaceuticals LP	$401 BREZTRI $131	FARXIGA $114	CRESTOR $100	FASENRA $35	ONGLYZA $21
GlaxoSmithKline, LLC.	$209 TRELEGY ELLIPTA $146	AREXVY $63
Other	$1,198 NEXLETOL $171	MOUNJARO $131	SYNJARDY $123	Cologuard Collection Kit $108	Kerendia $92	Other $572