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Dr. Robert Joseph Ishak, MD

(Dr. Robert J. Ishak, M.D.)

(378 Ratings)

Specializes in: General Internal Medicine

171 Ashley Avenue
Charleston, SC 29425

(843) 792-1414

Dr. Robert Joseph Ishak, MD is a general internist in Mount Pleasant, SC specializing in general internal medicine. Dr. Robert Joseph Ishak, MD is affiliated with MUSC Health.

Office Locations

1200 Innovation Way
Mount Pleasant, SC 29464

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MUSC Health

1600 Midtown Avenue 3rd Floor
Mount Pleasant, SC 29464

(843) 876-8282

(843) 876-5392

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171 Ashley Avenue
Charleston, SC 29425

(843) 792-1414

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Noteworthy Medicare Patient Procedures Performed by Dr. Robert Joseph Ishak, MD in 2024

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

Top 5%

By Volume:

tetanus-diphtheria-pertussis vaccine

In 2024, Dr. Robert Joseph Ishak, MD performed more tetanus-diphtheria-pertussis (Tdap) vaccine procedures for Medicare patients than 95% of providers in related specialties within South Carolina.

Top 25%

By Volume:

immunization

In 2012, Dr. Robert Joseph Ishak, MD performed more immunization (preventive vaccines) procedures for Medicare patients than 75% of providers in related specialties within South Carolina.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2012 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

doctor visit	2034
lab tests	38
preventive care	277
vaccines	277

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2013 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

diabetes management	14
doctor visit	1824
ear procedures	13
lab tests	80
preventive care	226
vaccines	226

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	237
Female	346

**Ethnicity**
Non-Hispanic White	535
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	189
85 and over	68
Less than 65	56

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2013

Hypertension	74
High Cholesterol	65
Stroke	10
Ischemic Heart Disease	47
Depression	23
Chronic Kidney Disease	27
Asthma	7
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	16
Chronic Obstructive Pulmonary Disease	19
Diabetes	36
Dementia	11
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2014 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

doctor visit	1579
lab tests	40
preventive care	265
vaccines	265

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	240
Female	326

**Ethnicity**
Non-Hispanic White	520
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	267
From 75 to 84	184
85 and over	78
Less than 65	37

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2014

Hypertension	73
High Cholesterol	65
Stroke	10
Ischemic Heart Disease	44
Depression	23
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	37
Dementia	11
Cancer	16

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2015 were preventive care, vaccines, chronic care and lab tests.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

chronic care	201
doctor visit	1417
lab tests	44
preventive care	483
vaccines	483

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	484
Female	684

**Ethnicity**
Non-Hispanic White	1082
Black	34
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	568
From 75 to 84	386
85 and over	138
Less than 65	76

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2015

Hypertension	72
High Cholesterol	67
Stroke	9
Ischemic Heart Disease	43
Depression	21
Chronic Kidney Disease	27
Asthma	13
Osteoperosis	13
Atrial Fibrilation	16
Heart Failure	13
Chronic Obstructive Pulmonary Disease	17
Diabetes	36
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2016 were chronic care, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

chronic care	756
doctor visit	1327
lab tests	33
preventive care	267
vaccines	267

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	241
Female	331

**Ethnicity**
Non-Hispanic White	531
Black	17
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	261
From 75 to 84	192
85 and over	81
Less than 65	38

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2016

Hypertension	75
High Cholesterol	67
Stroke	7
Ischemic Heart Disease	50
Depression	22
Chronic Kidney Disease	33
Asthma	19
Osteoperosis	13
Atrial Fibrilation	17
Heart Failure	12
Chronic Obstructive Pulmonary Disease	16
Diabetes	37
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2017 were chronic care, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

chronic care	640
doctor visit	1303
lab tests	35
preventive care	260
vaccines	260

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	245
Female	336

**Ethnicity**
Non-Hispanic White	532
Black	22
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	256
From 75 to 84	195
85 and over	95
Less than 65	35

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2017

Hypertension	74
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	52
Depression	20
Chronic Kidney Disease	33
Asthma	6
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	13
Chronic Obstructive Pulmonary Disease	17
Diabetes	35
Dementia	12
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2018 were chronic care, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

breathing treatment	12
chronic care	476
doctor visit	1308
lab tests	15
preventive care	203
vaccines	203

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	232
Female	317

**Ethnicity**
Non-Hispanic White	504
Black	18
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	234
From 75 to 84	200
85 and over	77
Less than 65	38

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2018

Hypertension	73
High Cholesterol	65
Stroke	7
Ischemic Heart Disease	53
Depression	20
Chronic Kidney Disease	35
Asthma	6
Osteoperosis	13
Atrial Fibrilation	16
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	38
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2019 were preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

doctor visit	1369
lab tests	12
preventive care	70
vaccines	70

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	250
Female	307

**Ethnicity**
Non-Hispanic White	514
Black	15
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	241
From 75 to 84	209
85 and over	74
Less than 65	33

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2019

Hypertension	72
High Cholesterol	69
Stroke	6
Ischemic Heart Disease	53
Depression	17
Chronic Kidney Disease	33
Asthma	6
Osteoperosis	14
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	13
Diabetes	37
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2020 were preventive care and vaccines.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

doctor visit	1057
preventive care	43
vaccines	43

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	237
Female	281

**Ethnicity**
Non-Hispanic White	472
Black	14
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	226
From 75 to 84	206
85 and over	65
Less than 65	21

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2020

Hypertension	69
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	56
Depression	16
Chronic Kidney Disease	34
Asthma	7
Osteoperosis	16
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	36
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2021 were preventive care and vaccines.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

doctor visit	803
preventive care	42
vaccines	42

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	283
Female	326

**Ethnicity**
Non-Hispanic White	486
Black	94
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	263
From 75 to 84	216
85 and over	75
Less than 65	55

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2021

Hypertension	73
High Cholesterol	72
Stroke	7
Ischemic Heart Disease	46
Depression	20
Chronic Kidney Disease	33
Asthma	6
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	34
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2022 were preventive care, lab tests, diabetes management and vaccines.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

blood draw	14
diabetes management	57
doctor visit	982
lab tests	57
preventive care	99
vaccines	42

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	216
Female	240

**Ethnicity**
Non-Hispanic White	335
Black	103
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	206
From 75 to 84	158
85 and over	38
Less than 65	54

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2022

Hypertension	75
High Cholesterol	72
Stroke	10
Ischemic Heart Disease	32
Depression	22
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	18
Atrial Fibrilation	20
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	6
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2023 were preventive care, lab tests, diabetes management and vaccines.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

blood draw	26
chronic care	16
diabetes management	64
doctor visit	929
lab tests	64
preventive care	101
vaccines	37

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	232
Female	230

**Ethnicity**
Non-Hispanic White	366
Black	71
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	225
From 75 to 84	175
85 and over	32
Less than 65	30

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2023

Hypertension	73
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	36
Depression	22
Chronic Kidney Disease	18
Asthma	11
Osteoperosis	19
Atrial Fibrilation	18
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	5
Cancer	18

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC during 2024 were preventive care, lab tests, diabetes management and vaccines.

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

chronic care	15
diabetes management	71
doctor visit	885
lab tests	71
preventive care	138
vaccines	67

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	242
Female	194

**Ethnicity**
Non-Hispanic White	336
Black	76
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	200
From 75 to 84	170
85 and over	31
Less than 65	35

Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD in 2024

Hypertension	73
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	40
Depression	20
Chronic Kidney Disease	17
Asthma	13
Osteoperosis	18
Atrial Fibrilation	17
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	5
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Robert Joseph Ishak, MD for Medicare patients.

The highest averages for the top procedures that Dr. Robert Joseph Ishak, MD treated as a general internist in Mount Pleasant, SC were chronic care, preventive care, vaccines and diabetes management.

blood draw	20
chronic care	350
diabetes management	51
doctor visit	1293
ear procedures	13
lab tests	44
preventive care	190
vaccines	175

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Robert Joseph Ishak, MD.

**Gender**
Male	241
Female	301

**Ethnicity**
Black / African American	39
Asian / Pacific Islander	0
Non-Hispanic White	477
Hispanic	0
Native American / Alaskan Native	0
Other	4

**Age**
85 and over	65
75 to 84	190
Less than 65	39
65 to 74	247

Average of Total of Conditions of Medicare patients treated by Dr. Robert Joseph Ishak, MD From 2012 - 2024

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

Hypertension	67
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	42
Depression	18
Chronic Kidney Disease	25
Asthma	8
Osteoporosis	13
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Atrial Fibrillation	14
Cancer	14
Dementia	7

Education & Training

He has a state license in Maryland.

Licensed In: Maryland

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. Robert Joseph Ishak, MD appears to accept the following insurance providers: CIGNA Medicare, Aetna Medicare, Great-West Healthcare, WellCare, Community Care Network (CCN), United Healthcare, TRICARE, Employers Health Network, Medicaid, Humana, Coventry, Cigna, Blue Choice, First Health, MedCost, Molina Healthcare, Group Health Plan (GHP), Medicare A & B (Traditional Medicare), Blue Cross Blue Shield State Health Plan for South Carolina, Blue Cross Blue Shield Preferred Blue (PPC), BCBS Blue Essentials (Marketplace), Aetna (Preferred Provider Organization), Blue Cross Blue Shield Planned Administrators, First Choice/Select Health (NEIC), Absolute Total Care (NEIC), Clover Health, Blue Cross Blue Shield Medicare, Aetna (Open Choice), AllWell by Absolute Total Care, Aetna (Managed Choice), Blue Cross Blue Shield Federal (FEP), Ambetter from Absolute Total Care (Marketplace), First Choice Next and Aetna (Exclusive Choice).

Insurance Accepted by Provider includes:

According to our sources, Dr. Robert Joseph Ishak, MD accepts the following insurance providers:

CIGNA Medicare

Aetna Medicare

Great-West Healthcare

WellCare

Community Care Network (CCN)

United Healthcare

TRICARE

Employers Health Network

Medicaid

Humana

Coventry

Cigna

Blue Choice

First Health

MedCost

Molina Healthcare

Group Health Plan (GHP)

Medicare A & B (Traditional Medicare)

Blue Cross Blue Shield State Health Plan for South Carolina

Blue Cross Blue Shield Preferred Blue (PPC)

BCBS Blue Essentials (Marketplace)

Aetna (Preferred Provider Organization)

Blue Cross Blue Shield Planned Administrators

First Choice/Select Health (NEIC)

Absolute Total Care (NEIC)

Clover Health

Blue Cross Blue Shield Medicare

Aetna (Open Choice)

AllWell by Absolute Total Care

Aetna (Managed Choice)

Blue Cross Blue Shield Federal (FEP)

Ambetter from Absolute Total Care (Marketplace)

First Choice Next

Aetna (Exclusive Choice)

Ratings & Reviews

Dr. Robert Joseph Ishak, MD has an exceptional overall rating with an average of 4.9 out of 5 stars based on 378 ratings. We collect ratings and reviews of Dr. Robert Joseph Ishak, MD from all over the web to help you find the right in Mount Pleasant, SC.

4.9

Overall Rating

(378 Ratings)

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General Payments

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

**Payments by Company**
Kowa Pharmaceuticals America, Inc.	$422 Vascepa $409	BYSTOLIC $13
Novo Nordisk Inc	$397 Xultophy 100/3.6 $123	Ozempic $83	Saxenda $61	Victoza $49	Tresiba $45	Other $35
Lilly USA, LLC	$252 MOUNJARO $89	BASAGLAR $70	EMGALITY $48	JARDIANCE $34	REYVOW $11
Boehringer Ingelheim Pharmaceuticals, Inc.	$229 JARDIANCE $145	GLYXAMBI $43	SPIRIVA RESPIMAT $24	STIOLTO RESPIMAT $17
Janssen Pharmaceuticals, Inc	$204 INVOKANA $148	XARELTO $56
Other	$933 Repatha $136	SYMBICORT $130	ENTRESTO $80	FARXIGA $57	Vascepa $53	Other $477

**Types of Payments**
Food and Beverage	$2,437

Biography

Dr. Robert Ishak is a general internal medicine specialist in Charleston, SC and Mount Pleasant, SC. He is rated 5.0 stars (out of 5) by his patients. Dr. Ishak accepts several insurance carriers, including Blue Cross/Blue Shield, Coventry, and Employers Health Network. He is professionally affiliated with MUSC Health.