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Dr. Mark Liwanag, DO, MPH

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Specializes in: Cardiac Electrophysiology (Heart Rhythm) and Adult Cardiology

8 Hospital Center Boulevard Suite 150
Hilton Head Island, SC 29926

(854) 235-2730

Dr. Mark Liwanag, DO, MPH is a cardiac electrophysiologist in Hilton Head Island, SC specializing in cardiac electrophysiology (heart rhythm) and adult cardiology. Dr. Mark Liwanag, DO, MPH is affiliated with NORTHERN ARIZONA HEALTHCARE CORPORATION.

Office Locations

8 Hospital Center Boulevard Suite 150
Hilton Head Island, SC 29926

(854) 235-2730

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2000 S Thompson Street
Flagstaff, AZ 86001

(928) 226-6400

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark Liwanag, DO, MPH in 2023

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

Top 10%

By Volume:

inpatient hospital care

In 2023, Dr. Mark Liwanag, DO, MPH performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 90% of providers in related specialties within South Carolina.

Top 25%

By Affordability:

cardiac imaging

In 2013, Dr. Mark Liwanag, DO, MPH had a list price for cardiac imaging that was lower than the list prices billed to Medicare by 75% of providers in related specialties within South Carolina. 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

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Liwanag, DO, MPH.

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

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Liwanag, DO, MPH treated as a cardiac electrophysiologist in Hilton Head Island, SC during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mark Liwanag, DO, MPH for Medicare patients.

hospital care	56
inpatient care	56

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Liwanag, DO, MPH.

**Gender**
Male	20
Female	30

**Age**
From 65 to 74	13
From 75 to 84	20
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Liwanag, DO, MPH in 2019

The most common conditions of Medicare patients that Dr. Mark Liwanag, DO, MPH treated during 2019 were hypertension, ischemic heart disease, high cholesterol and chronic obstructive pulmonary disease.

Hypertension	75
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	68
Depression	48
Chronic Kidney Disease	50
Asthma	0
Osteoperosis	0
Atrial Fibrilation	30
Heart Failure	46
Chronic Obstructive Pulmonary Disease	58
Diabetes	50
Dementia	30
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Liwanag, DO, MPH treated as a cardiac electrophysiologist in Hilton Head Island, SC during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mark Liwanag, DO, MPH for Medicare patients.

hospital care	41
inpatient care	41

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Liwanag, DO, MPH.

**Gender**
Male	19
Female	16

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

Conditions of Medicare patients treated by Dr. Mark Liwanag, DO, MPH in 2020

The most common conditions of Medicare patients that Dr. Mark Liwanag, DO, MPH treated during 2020 were high cholesterol, hypertension, heart failure and chronic kidney disease.

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	63
Depression	49
Chronic Kidney Disease	69
Asthma	0
Osteoperosis	0
Atrial Fibrilation	43
Heart Failure	74
Chronic Obstructive Pulmonary Disease	51
Diabetes	60
Dementia	37
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Liwanag, DO, MPH treated as a cardiac electrophysiologist in Hilton Head Island, SC during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mark Liwanag, DO, MPH for Medicare patients.

hospital care	54
inpatient care	54

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Liwanag, DO, MPH.

**Gender**
Male	26
Female	25

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

**Age**
From 65 to 74	24
From 75 to 84	13
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Liwanag, DO, MPH in 2021

The most common conditions of Medicare patients that Dr. Mark Liwanag, DO, MPH treated during 2021 were chronic kidney disease, high cholesterol, hypertension and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	31
Ischemic Heart Disease	53
Depression	31
Chronic Kidney Disease	75
Asthma	0
Osteoperosis	0
Atrial Fibrilation	41
Heart Failure	55
Chronic Obstructive Pulmonary Disease	31
Diabetes	67
Dementia	29
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Liwanag, DO, MPH treated as a cardiac electrophysiologist in Hilton Head Island, SC during 2022 were hospital care, inpatient care, ultrasound (sonogram) and minimally invasive procedures.

Volume of procedures performed by Dr. Mark Liwanag, DO, MPH for Medicare patients.

cardiac procedures	13
doctor visit	126
hospital care	130
inpatient care	130
minimally invasive procedures	13
ultrasound (sonogram)	13

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Liwanag, DO, MPH.

**Gender**
Male	313
Female	201

**Ethnicity**
Non-Hispanic White	381
Black	0
Hispanic	30
Asian	0
Other	0
Native American	89

**Age**
From 65 to 74	185
From 75 to 84	220
85 and over	84
Less than 65	25

Conditions of Medicare patients treated by Dr. Mark Liwanag, DO, MPH in 2022

The most common conditions of Medicare patients that Dr. Mark Liwanag, DO, MPH treated during 2022 were high cholesterol, hypertension, atrial fibrilation and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	43
Depression	17
Chronic Kidney Disease	31
Asthma	11
Osteoperosis	11
Atrial Fibrilation	58
Heart Failure	42
Chronic Obstructive Pulmonary Disease	19
Diabetes	36
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mark Liwanag, DO, MPH treated as a cardiac electrophysiologist in Hilton Head Island, SC during 2023 were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

Volume of procedures performed by Dr. Mark Liwanag, DO, MPH for Medicare patients.

ablation	43
cardiac procedures	107
cardioversion	28
catheterization	43
diagnostic procedures	43
doctor visit	431
hospital care	368
implant surgery	33
inpatient care	368
minimally invasive procedures	150
ultrasound (sonogram)	31

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Liwanag, DO, MPH.

**Gender**
Male	635
Female	480

**Ethnicity**
Non-Hispanic White	821
Black	0
Hispanic	53
Asian	0
Other	0
Native American	194

**Age**
From 65 to 74	405
From 75 to 84	463
85 and over	204
Less than 65	43

Conditions of Medicare patients treated by Dr. Mark Liwanag, DO, MPH in 2023

The most common conditions of Medicare patients that Dr. Mark Liwanag, DO, MPH treated during 2023 were high cholesterol, hypertension, atrial fibrilation and ischemic heart disease.

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	42
Depression	17
Chronic Kidney Disease	31
Asthma	10
Osteoperosis	13
Atrial Fibrilation	61
Heart Failure	40
Chronic Obstructive Pulmonary Disease	20
Diabetes	34
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2016 - 2023

Volume of procedures performed by Dr. Mark Liwanag, DO, MPH for Medicare patients.

The highest averages for the top procedures that Dr. Mark Liwanag, DO, MPH treated as a cardiac electrophysiologist in Hilton Head Island, SC were hospital care, inpatient care, minimally invasive procedures and cardiac procedures.

ablation	43
cardiac procedures	60
cardioversion	28
catheterization	43
diagnostic procedures	43
doctor visit	278
hospital care	129
implant surgery	33
inpatient care	129
minimally invasive procedures	81
ultrasound (sonogram)	22

Average Medicare Patient Data From 2016 - 2023

Information about Medicare patients treated by Dr. Mark Liwanag, DO, MPH.

**Gender**
Male	168
Female	125

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	208
Native American / Alaskan Native	47
Hispanic	13
Other	0

**Age**
75 to 84	119
85 and over	48
Less than 65	11
65 to 74	106

Average of Total of Conditions of Medicare patients treated by Dr. Mark Liwanag, DO, MPH From 2016 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Mark Liwanag, DO, MPH treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	62
High Cholesterol	60
Stroke	10
Ischemic Heart Disease	44
Depression	27
Chronic Kidney Disease	42
Asthma	3
Osteoporosis	4
Heart Failure	42
Chronic Obstructive Pulmonary Disease	29
Diabetes	41
Atrial Fibrillation	38
Cancer	4
Dementia	19

Education & Training

He has a state license in Arizona.

Licensed In: Arizona

Affiliations & Hospitals

Dr. Mark Liwanag, DO, MPH is associated with these hospitals and organizations:

NORTHERN ARIZONA HEALTHCARE CORPORATION

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Mark Liwanag, DO, MPH. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Medtronic, Inc.	$9,857 Micra $2,903	Arctic Front $1,644	ARCTIC FRONT ADVANCE $44	$5,266
Abbott Laboratories	$3,690 ENSITE PRECISION $1,350	Cardiac Mapping System $413	Ensite Cardiac Mapping System $335	Quadra Allure MP RF CRT Pacemkr $322	CardioMEMS HF System $295	Other $973
Boston Scientific Corporation	$2,492 WATCHMAN Access System $124	GENERAL - THERAPIES $112	Emblem S-ICD $101	RESONATE EL ICD VR $48	FINELINE II Sterox $34	Other $2,072
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp)	$975 LifeVest $975
Amgen Inc.	$521 Repatha $296	Prolia $93	Corlanor $15	$116
Other	$5,404 ENTRESTO $481	ELIQUIS $471	Cardiva VASCADE MVP VVCS 6-12F $294	XARELTO $291	None $249	Other $3,618

**Types of Payments**
Food and Beverage	$10,134
Travel and Lodging	$6,622
Grant	$5,000
Education	$1,057
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$125