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Dr. Ilyas Kaizar Colombowala, MD, FHRS

Accepting New Patients

(No ratings)

Specializes in: Internal Medicine (Adult Medicine) and Cardiac Electrophysiology (Heart Rhythm)
Baylor College of Medicine
350 Heritage Way Suite 2100
Kalispell, MT 59901

Dr. Ilyas Kaizar Colombowala, MD, FHRS is an internist in Houston, TX specializing in internal medicine (adult medicine) and cardiac electrophysiology (heart rhythm). He graduated from Baylor College of Medicine. Dr. Ilyas Kaizar Colombowala, MD, FHRS is affiliated with Baylor College of Medicine, Logan Health, Houston Methodist Willowbrook Hospital, Memorial Hermann Memorial City Medical Center, Houston Methodist, Memorial Hermann, HOUSTON HEART RHYTHM PLLC and Logan Health Medical Center.

View Doctor's Full Profile (406) 257-8992

Office Locations

Memorial Hermann

13325 Hargrave Road Suite 280
Houston, TX 77070
(832) 478-5067
1-866-633-6153
open_in_new

Logan Health Medical Center

350 Heritage Way Suite 2100
Kalispell, MT 59901
(406) 257-8992
open_in_new
6720 Bertner Avenue
Houston, TX 77030
open_in_new

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2013 were cardiac procedures, ultrasound (sonogram), minimally invasive procedures and implant surgery.

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 34
cardiac procedures 389
catheterization 34
diagnostic procedures 34
doctor visit 338
hospital care 22
implant surgery 98
implantable cardioverter-defibrillator (ICD) replacement 30
inpatient care 22
minimally invasive procedures 166
nuclear scan 69
stress testing 69
ultrasound (sonogram) 188

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 394
Female 320
Ethnicity
Non-Hispanic White 670
Black 0
Hispanic 0
Asian 0
Other 0
Native American 29
Age
From 65 to 74 294
From 75 to 84 248
85 and over 118
Less than 65 54

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2013

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2013 were hypertension, ischemic heart disease, high cholesterol and atrial fibrilation.

Hypertension 73
High Cholesterol 55
Stroke 10
Ischemic Heart Disease 58
Depression 20
Chronic Kidney Disease 24
Asthma 8
Osteoperosis 9
Atrial Fibrilation 40
Heart Failure 35
Chronic Obstructive Pulmonary Disease 23
Diabetes 27
Dementia 7
Cancer 14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2014 were cardiac procedures, minimally invasive procedures, ultrasound (sonogram) and implant surgery.

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 28
cardiac procedures 348
catheterization 28
diagnostic procedures 28
doctor visit 485
hospital care 34
implant surgery 127
implantable cardioverter-defibrillator (ICD) replacement 27
inpatient care 34
minimally invasive procedures 183
nuclear scan 59
stress testing 59
ultrasound (sonogram) 134

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 441
Female 362
Ethnicity
Non-Hispanic White 762
Black 0
Hispanic 0
Asian 0
Other 0
Native American 21
Age
From 65 to 74 309
From 75 to 84 289
85 and over 151
Less than 65 54

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2014

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2014 were hypertension, ischemic heart disease, high cholesterol and atrial fibrilation.

Hypertension 73
High Cholesterol 53
Stroke 10
Ischemic Heart Disease 54
Depression 20
Chronic Kidney Disease 22
Asthma 6
Osteoperosis 8
Atrial Fibrilation 38
Heart Failure 33
Chronic Obstructive Pulmonary Disease 18
Diabetes 29
Dementia 10
Cancer 12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2015 were cardiac procedures, minimally invasive procedures, implant surgery and hospital care.

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 26
cardiac procedures 151
catheterization 26
diagnostic procedures 26
doctor visit 296
hospital care 46
implant surgery 86
implantable cardioverter-defibrillator (ICD) replacement 17
inpatient care 46
minimally invasive procedures 138
ultrasound (sonogram) 39

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 698
Female 584
Ethnicity
Non-Hispanic White 1190
Black 0
Hispanic 0
Asian 0
Other 0
Native American 38
Age
From 65 to 74 496
From 75 to 84 462
85 and over 232
Less than 65 92

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2015

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2015 were hypertension, high cholesterol, ischemic heart disease and atrial fibrilation.

Hypertension 72
High Cholesterol 57
Stroke 13
Ischemic Heart Disease 56
Depression 20
Chronic Kidney Disease 25
Asthma 12
Osteoperosis 8
Atrial Fibrilation 46
Heart Failure 36
Chronic Obstructive Pulmonary Disease 17
Diabetes 29
Dementia 12
Cancer 11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

doctor visit 61
hospital care 182
inpatient care 182

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 102
Female 118
Ethnicity
Non-Hispanic White 166
Black 30
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 93
From 75 to 84 68
85 and over 42
Less than 65 17

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2016

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2016 were hypertension, ischemic heart disease, high cholesterol and atrial fibrilation.

Hypertension 75
High Cholesterol 63
Stroke 10
Ischemic Heart Disease 67
Depression 21
Chronic Kidney Disease 46
Asthma 25
Osteoperosis 8
Atrial Fibrilation 60
Heart Failure 56
Chronic Obstructive Pulmonary Disease 23
Diabetes 39
Dementia 15
Cancer 13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2017 were cardiac procedures, minimally invasive procedures, ultrasound (sonogram) and implant surgery.

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 33
cardiac procedures 233
catheterization 33
diagnostic procedures 33
doctor visit 289
implant surgery 65
implantable cardioverter-defibrillator (ICD) replacement 21
minimally invasive procedures 143
nuclear scan 34
stress testing 58
ultrasound (sonogram) 77

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 400
Female 319
Ethnicity
Non-Hispanic White 663
Black 18
Hispanic 23
Asian 0
Other 0
Native American 0
Age
From 65 to 74 266
From 75 to 84 265
85 and over 126
Less than 65 62

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2017

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2017 were hypertension, ischemic heart disease, high cholesterol and heart failure.

Hypertension 75
High Cholesterol 60
Stroke 7
Ischemic Heart Disease 61
Depression 25
Chronic Kidney Disease 42
Asthma 9
Osteoperosis 8
Atrial Fibrilation 43
Heart Failure 47
Chronic Obstructive Pulmonary Disease 20
Diabetes 36
Dementia 12
Cancer 11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2018 were cardiac procedures, minimally invasive procedures, stress testing and ultrasound (sonogram).

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 62
cardiac procedures 502
cardioversion 13
catheterization 62
diagnostic procedures 62
doctor visit 591
hospital care 44
implant surgery 106
implantable cardioverter-defibrillator (ICD) replacement 42
inpatient care 44
minimally invasive procedures 263
nuclear scan 120
stress testing 183
ultrasound (sonogram) 151

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 599
Female 488
Ethnicity
Non-Hispanic White 1015
Black 0
Hispanic 30
Asian 14
Other 17
Native American 0
Age
From 65 to 74 360
From 75 to 84 426
85 and over 202
Less than 65 99

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2018

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2018 were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension 75
High Cholesterol 66
Stroke 8
Ischemic Heart Disease 62
Depression 27
Chronic Kidney Disease 43
Asthma 9
Osteoperosis 10
Atrial Fibrilation 41
Heart Failure 49
Chronic Obstructive Pulmonary Disease 20
Diabetes 34
Dementia 14
Cancer 13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2019 were cardiac procedures, minimally invasive procedures, ultrasound (sonogram) and stress testing.

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 77
cardiac procedures 412
catheterization 77
diagnostic procedures 62
doctor visit 718
hospital care 48
implant surgery 78
implantable cardioverter-defibrillator (ICD) replacement 27
inpatient care 48
minimally invasive procedures 267
nuclear scan 102
stress testing 127
ultrasound (sonogram) 130

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 702
Female 595
Ethnicity
Non-Hispanic White 1203
Black 0
Hispanic 43
Asian 14
Other 21
Native American 0
Age
From 65 to 74 482
From 75 to 84 452
85 and over 250
Less than 65 113

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2019

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2019 were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension 75
High Cholesterol 64
Stroke 7
Ischemic Heart Disease 60
Depression 28
Chronic Kidney Disease 44
Asthma 10
Osteoperosis 12
Atrial Fibrilation 42
Heart Failure 49
Chronic Obstructive Pulmonary Disease 20
Diabetes 33
Dementia 15
Cancer 12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2020 were cardiac procedures, minimally invasive procedures, ultrasound (sonogram) and stress testing.

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 67
cardiac procedures 347
catheterization 67
diagnostic procedures 67
doctor visit 512
hospital care 40
implant surgery 59
implantable cardioverter-defibrillator (ICD) replacement 25
inpatient care 40
minimally invasive procedures 229
nuclear scan 86
stress testing 98
ultrasound (sonogram) 123

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 642
Female 491
Ethnicity
Non-Hispanic White 1056
Black 0
Hispanic 32
Asian 0
Other 22
Native American 0
Age
From 65 to 74 400
From 75 to 84 432
85 and over 223
Less than 65 78

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2020

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2020 were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension 75
High Cholesterol 61
Stroke 7
Ischemic Heart Disease 59
Depression 27
Chronic Kidney Disease 44
Asthma 7
Osteoperosis 11
Atrial Fibrilation 42
Heart Failure 50
Chronic Obstructive Pulmonary Disease 17
Diabetes 33
Dementia 16
Cancer 12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2021 were cardiac procedures, minimally invasive procedures, stress testing and ultrasound (sonogram).

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 67
cardiac procedures 390
catheterization 67
diagnostic procedures 67
doctor visit 626
hospital care 14
implant surgery 48
implantable cardioverter-defibrillator (ICD) replacement 16
inpatient care 14
minimally invasive procedures 224
nuclear scan 96
stress testing 166
ultrasound (sonogram) 109

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 776
Female 608
Ethnicity
Non-Hispanic White 1303
Black 0
Hispanic 36
Asian 0
Other 26
Native American 0
Age
From 65 to 74 489
From 75 to 84 551
85 and over 242
Less than 65 102

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2021

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2021 were hypertension, high cholesterol, ischemic heart disease and heart failure.

Hypertension 75
High Cholesterol 60
Stroke 6
Ischemic Heart Disease 57
Depression 26
Chronic Kidney Disease 42
Asthma 9
Osteoperosis 10
Atrial Fibrilation 44
Heart Failure 49
Chronic Obstructive Pulmonary Disease 17
Diabetes 33
Dementia 14
Cancer 12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX during 2022 were cardiac procedures, minimally invasive procedures, stress testing and ultrasound (sonogram).

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

ablation 33
cardiac procedures 180
catheterization 33
diagnostic procedures 33
doctor visit 297
implant surgery 17
minimally invasive procedures 95
nuclear scan 44
stress testing 69
ultrasound (sonogram) 61

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 508
Female 401
Ethnicity
Non-Hispanic White 855
Black 0
Hispanic 24
Asian 0
Other 13
Native American 0
Age
From 65 to 74 288
From 75 to 84 398
85 and over 180
Less than 65 43

Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS in 2022

The most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated during 2022 were high cholesterol, hypertension, atrial fibrilation and heart failure.

Hypertension 75
High Cholesterol 75
Stroke 12
Ischemic Heart Disease 46
Depression 23
Chronic Kidney Disease 35
Asthma 10
Osteoperosis 15
Atrial Fibrilation 62
Heart Failure 46
Chronic Obstructive Pulmonary Disease 21
Diabetes 33
Dementia 8
Cancer 17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2022

Volume of procedures performed by Dr. Ilyas Kaizar Colombowala, MD, FHRS for Medicare patients.

The highest averages for the top procedures that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated as an internist in Houston, TX were cardiac procedures, minimally invasive procedures, ultrasound (sonogram) and stress testing.

ablation 47
cardiac procedures 328
cardioversion 13
catheterization 47
diagnostic procedures 45
doctor visit 421
hospital care 53
implant surgery 76
implantable cardioverter-defibrillator (ICD) replacement 25
inpatient care 53
minimally invasive procedures 189
nuclear scan 76
stress testing 103
ultrasound (sonogram) 112

Average Medicare Patient Data From 2013 - 2022

Information about Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS.

Gender
Male 526
Female 428
Ethnicity
Black / African American 4
Asian / Pacific Islander 2
Non-Hispanic White 888
Hispanic 18
Native American / Alaskan Native 8
Other 9
Age
75 to 84 359
85 and over 176
Less than 65 71
65 to 74 347

Average of Total of Conditions of Medicare patients treated by Dr. Ilyas Kaizar Colombowala, MD, FHRS From 2013 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Ilyas Kaizar Colombowala, MD, FHRS treated were hypertension, high cholesterol, ischemic heart disease and atrial fibrilation.

Hypertension 74
High Cholesterol 61
Stroke 9
Ischemic Heart Disease 58
Depression 23
Chronic Kidney Disease 36
Asthma 10
Osteoporosis 9
Heart Failure 45
Chronic Obstructive Pulmonary Disease 19
Diabetes 32
Atrial Fibrillation 45
Dementia 12
Cancer 12

Education & Training

Dr. Ilyas Kaizar Colombowala, MD, FHRS graduated from Baylor College of Medicine. He completed residency at Baylor College of Medicine Affiliated Hospitals. He is certified by the Nuclear Cardiology, Certification Board of Nuclear Cardiology and has a state license in Idaho.

Medical School: Baylor College of Medicine

Residency: Baylor College of Medicine Affiliated Hospitals

Board Certification: Nuclear Cardiology, Certification Board of Nuclear Cardiology

Licensed In: Idaho

Affiliations & Hospitals

Dr. Ilyas Kaizar Colombowala, MD, FHRS is associated with these hospitals and organizations:

Baylor College of Medicine
Logan Health
Houston Methodist Willowbrook Hospital
Memorial Hermann Memorial City Medical Center
Houston Methodist
Memorial Hermann
HOUSTON HEART RHYTHM PLLC
Logan Health Medical Center

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Ilyas Kaizar Colombowala, MD, FHRS appears to accept the following insurance providers: Cigna, Medicare Advantage, Employers Health Network, United Healthcare, Aetna Medicare, WellPoint, Memorial Hermann Advantage HMO, Aetna Most Benefit Plans, Memorial Hermann Solutions, Community Health Choice Marketplace QHP and Aetna Memorial Hermann.

Insurance Accepted by Provider includes:

According to our sources, Dr. Ilyas Kaizar Colombowala, MD, FHRS accepts the following insurance providers:

Cigna
Medicare Advantage
Employers Health Network
United Healthcare
Aetna Medicare
WellPoint
Memorial Hermann Advantage HMO
Aetna Most Benefit Plans
Memorial Hermann Solutions
Community Health Choice Marketplace QHP
Aetna Memorial Hermann

Ratings & Reviews

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General Payments

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

Payments by Company
Medtronic Vascular, Inc. $219,159 Cardiac Monitors - Insertable
$33,941 		Reveal LINQ
$30,055 		Cardiac Diagnostics and Monitoring
$23,174 		Cardiac Resynchronization Therapy - CRT
$10,063 		Implantable Cardioverter Defibrillators - ICDs
$6,823 		Other
$115,103
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $151,265 LifeVest
$151,265
E.R. Squibb & Sons, L.L.C. $82,822 ELIQUIS
$82,822
Pfizer Inc. $55,789 ELIQUIS
$55,753 		NURTEC ODT
$20 		CHANTIX
$16
Medtronic, Inc. $36,382 Arctic Front
$2,070 		COBALT DR MRI SURESCAN
$1,294 		LINQ II
$1,222 		EVERA MRI XT DR SURESCAN
$1,213 		NA
$796 		Other
$29,787
Other $35,922 Pradaxa
$8,236 		LifeVest
$5,492 		AVEIR
$1,706 		CVX-300CVX-300P
$1,394 		Allure CRT Pacemaker
$1,224 		Other
$17,871
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 $386,275
Travel and Lodging $101,256
Consulting Fee $49,575
Food and Beverage $44,002
Education $231

Research Payments

Dr. Ilyas Kaizar Colombowala, MD, FHRS has received 39 research payments totaling $184,535.

Biography

Dr. Ilyas Colombowala is a specialist in cardiac electrophysiology (heart rhythm). He works in Houston, TX. In addition to English, Dr. Colombowala (or staff) speaks Spanish and Gujarati. He is professionally affiliated with Houston Methodist Willowbrook Hospital, Memorial Hermann Memorial City Medical Center, and Baylor College of Medicine. Dr. Colombowala attended Baylor College of Medicine for medical school and subsequently trained at a hospital affiliated with Baylor College of Medicine for residency. WellPoint, Aetna Medicare, and Cigna appears to be the insurance carriers that Dr. Colombowala takes. He has received professional recognition including the following: Top Doctor, Castle Connolly. His practice in Houston, TX is open to new patients as reported by Memorial Hermann.

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