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Dr. Jack Roh Oak, MD

Accepting New Patients

(Jack Oak, MD)

(19 Ratings)

Specializes in: Vascular Surgery, General Practice and General Surgery

University of California, San Diego (UCSD), School of Medicine

Professional interests include: carotid artery disease, endovascular surgery, deep vein thrombosis (DVT), and more.

12266 DePaul Drive Suite 305
Bridgeton, MO 63044

(636) 669-2332

Dr. Jack Roh Oak, MD is a vascular surgeon in Bridgeton, MO specializing in vascular surgery, general practice and general surgery. He graduated from University of California, San Diego (UCSD), School of Medicine. Dr. Jack Roh Oak, MD is affiliated with SSM Health DePaul Hospital, SSM Health, SSM Health St. Joseph Hospital - Lake Saint Louis, St. Luke's Hospital, SSM Health St. Joseph Hospital - St. Charles, St. Luke's and SSM MEDICAL GROUP INC.

Office Locations

12266 DePaul Drive Suite 305
Bridgeton, MO 63044

open_in_new

300 First Capitol Drive Suite 100A
St. Charles, MO 63301

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300 Medical Plaza Suite 310
Lake Saint Louis, MO 63367

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In The News

“Dr. Jack Oak, a vascular surgeon with SSM Health St. Jospeh Hospitals in St. Charles, Lake St. Louis and Wentzville, says COVID was the catalyst to expand.”—"SSM Health Medical Minute: Vascular patients in St. Charles have better access to healthcare options", FOX 2, June 2024

Noteworthy Medicare Patient Procedures Performed by Dr. Jack Roh Oak, MD in 2023

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

Top 25%

By Volume:

duplex ultrasound

vascular procedures

In 2013, Dr. Jack Roh Oak, MD performed more duplex ultrasound, and vascular procedures procedures for Medicare patients than 75% of providers in related specialties within Missouri.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2013 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	54
angioplasty	16
catheterization	20
doctor visit	327
endarterectomy	29
hospital care	74
inpatient care	74
minimally invasive procedures	56
neck surgery	29
pelvic imaging	54
stent placement (stenting)	27
ultrasound (sonogram)	1508
vascular procedures	2146

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	780
Female	929

**Ethnicity**
Non-Hispanic White	1564
Black	110
Hispanic	0
Asian	12
Other	12
Native American	0

**Age**
From 65 to 74	603
From 75 to 84	641
85 and over	354
Less than 65	111

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2013

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	75
High Cholesterol	74
Stroke	14
Ischemic Heart Disease	58
Depression	27
Chronic Kidney Disease	34
Asthma	7
Osteoperosis	11
Atrial Fibrilation	21
Heart Failure	33
Chronic Obstructive Pulmonary Disease	23
Diabetes	37
Dementia	14
Cancer	16

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2014 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	61
catheterization	23
doctor visit	311
endarterectomy	17
hospital care	54
inpatient care	54
minimally invasive procedures	17
neck surgery	17
pelvic imaging	61
stent placement (stenting)	17
ultrasound (sonogram)	1416
vascular procedures	1763

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	709
Female	821

**Ethnicity**
Non-Hispanic White	1408
Black	86
Hispanic	0
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	545
From 75 to 84	551
85 and over	330
Less than 65	104

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2014

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2014 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	73
Stroke	15
Ischemic Heart Disease	59
Depression	30
Chronic Kidney Disease	37
Asthma	9
Osteoperosis	12
Atrial Fibrilation	24
Heart Failure	34
Chronic Obstructive Pulmonary Disease	24
Diabetes	37
Dementia	16
Cancer	17

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2015 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	49
angioplasty	14
doctor visit	131
hospital care	108
inpatient care	108
minimally invasive procedures	28
pelvic imaging	49
stent placement (stenting)	14
ultrasound (sonogram)	674
vascular procedures	966

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	764
Female	820

**Ethnicity**
Non-Hispanic White	1370
Black	168
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	544
From 75 to 84	586
85 and over	306
Less than 65	148

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2015

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2015 were high cholesterol, hypertension, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	59
Depression	31
Chronic Kidney Disease	48
Asthma	20
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	40
Chronic Obstructive Pulmonary Disease	26
Diabetes	42
Dementia	17
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2016 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	41
doctor visit	122
endarterectomy	12
hospital care	99
inpatient care	99
minimally invasive procedures	29
pelvic imaging	41
stent placement (stenting)	18
ultrasound (sonogram)	742
vascular procedures	1083

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	442
Female	428

**Ethnicity**
Non-Hispanic White	757
Black	88
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	300
From 75 to 84	310
85 and over	179
Less than 65	81

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2016

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2016 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	74
Stroke	18
Ischemic Heart Disease	58
Depression	34
Chronic Kidney Disease	50
Asthma	28
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	38
Chronic Obstructive Pulmonary Disease	24
Diabetes	41
Dementia	19
Cancer	16

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2017 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	37
angioplasty	14
doctor visit	120
hospital care	68
inpatient care	68
minimally invasive procedures	35
pelvic imaging	37
stent placement (stenting)	21
ultrasound (sonogram)	684
vascular procedures	1001

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	397
Female	397

**Ethnicity**
Non-Hispanic White	688
Black	88
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	290
From 75 to 84	297
85 and over	136
Less than 65	71

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2017

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2017 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	66
Stroke	17
Ischemic Heart Disease	59
Depression	32
Chronic Kidney Disease	50
Asthma	11
Osteoperosis	11
Atrial Fibrilation	23
Heart Failure	38
Chronic Obstructive Pulmonary Disease	24
Diabetes	38
Dementia	18
Cancer	18

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2018 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	44
angioplasty	17
doctor visit	150
endarterectomy	31
hospital care	95
inpatient care	95
minimally invasive procedures	45
neck surgery	18
pelvic imaging	44
stent placement (stenting)	28
ultrasound (sonogram)	1050
vascular procedures	1495

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	536
Female	624

**Ethnicity**
Non-Hispanic White	1005
Black	117
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	389
From 75 to 84	410
85 and over	249
Less than 65	112

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2018

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2018 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	73
Stroke	17
Ischemic Heart Disease	59
Depression	34
Chronic Kidney Disease	50
Asthma	8
Osteoperosis	12
Atrial Fibrilation	21
Heart Failure	38
Chronic Obstructive Pulmonary Disease	25
Diabetes	39
Dementia	18
Cancer	18

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2019 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	39
angioplasty	15
arthrodesis (bone fusion surgery)	16
doctor visit	141
endarterectomy	16
hospital care	102
inpatient care	102
minimally invasive procedures	31
neck surgery	16
pelvic imaging	39
spinal procedures	32
ultrasound (sonogram)	1235
vascular procedures	1622

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	647
Female	728

**Ethnicity**
Non-Hispanic White	1206
Black	120
Hispanic	0
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	474
From 75 to 84	519
85 and over	283
Less than 65	99

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2019

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2019 were high cholesterol, hypertension, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	59
Depression	32
Chronic Kidney Disease	52
Asthma	8
Osteoperosis	11
Atrial Fibrilation	23
Heart Failure	41
Chronic Obstructive Pulmonary Disease	24
Diabetes	41
Dementia	20
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2020 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	43
doctor visit	111
hospital care	46
inpatient care	46
pelvic imaging	43
ultrasound (sonogram)	1166
vascular procedures	1470

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	652
Female	633

**Ethnicity**
Non-Hispanic White	1114
Black	124
Hispanic	0
Asian	0
Other	26
Native American	0

**Age**
From 65 to 74	435
From 75 to 84	492
85 and over	271
Less than 65	87

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2020

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2020 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	74
Stroke	15
Ischemic Heart Disease	60
Depression	33
Chronic Kidney Disease	54
Asthma	10
Osteoperosis	11
Atrial Fibrilation	23
Heart Failure	40
Chronic Obstructive Pulmonary Disease	23
Diabetes	40
Dementia	20
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2021 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	46
dialysis access procedures	24
doctor visit	117
hospital care	51
inpatient care	51
pelvic imaging	46
ultrasound (sonogram)	1396
vascular procedures	1736

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	714
Female	789

**Ethnicity**
Non-Hispanic White	1313
Black	119
Hispanic	21
Asian	0
Other	38
Native American	0

**Age**
From 65 to 74	510
From 75 to 84	588
85 and over	297
Less than 65	108

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2021

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2021 were high cholesterol, hypertension, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	57
Depression	30
Chronic Kidney Disease	51
Asthma	8
Osteoperosis	12
Atrial Fibrilation	21
Heart Failure	39
Chronic Obstructive Pulmonary Disease	21
Diabetes	37
Dementia	19
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2022 were vascular procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	55
arthrodesis (bone fusion surgery)	12
doctor visit	117
hospital care	58
inpatient care	58
minimally invasive procedures	12
pelvic imaging	55
spinal procedures	12
ultrasound (sonogram)	1192
vascular procedures	1538

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	659
Female	690

**Ethnicity**
Non-Hispanic White	1197
Black	96
Hispanic	0
Asian	18
Other	27
Native American	0

**Age**
From 65 to 74	453
From 75 to 84	562
85 and over	260
Less than 65	74

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2022

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2022 were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	47
Depression	29
Chronic Kidney Disease	37
Asthma	11
Osteoperosis	17
Atrial Fibrilation	30
Heart Failure	34
Chronic Obstructive Pulmonary Disease	26
Diabetes	38
Dementia	15
Cancer	22

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO during 2023 were vascular procedures, ultrasound (sonogram), pelvic imaging and abdominal imaging.

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

abdominal imaging	24
doctor visit	129
hospital care	21
inpatient care	21
pelvic imaging	24
ultrasound (sonogram)	629
vascular procedures	790

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	375
Female	429

**Ethnicity**
Non-Hispanic White	680
Black	90
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	241
From 75 to 84	345
85 and over	154
Less than 65	64

Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD in 2023

The most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated during 2023 were high cholesterol, hypertension, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	75
Stroke	21
Ischemic Heart Disease	48
Depression	32
Chronic Kidney Disease	46
Asthma	11
Osteoperosis	16
Atrial Fibrilation	31
Heart Failure	35
Chronic Obstructive Pulmonary Disease	28
Diabetes	42
Dementia	16
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Jack Roh Oak, MD for Medicare patients.

The highest averages for the top procedures that Dr. Jack Roh Oak, MD treated as a vascular surgeon in Bridgeton, MO were vascular procedures, ultrasound (sonogram), inpatient care and hospital care.

abdominal imaging	44
angioplasty	15
arthrodesis (bone fusion surgery)	14
catheterization	21
dialysis access procedures	24
doctor visit	161
endarterectomy	21
hospital care	70
inpatient care	70
minimally invasive procedures	31
neck surgery	20
pelvic imaging	44
spinal procedures	22
stent placement (stenting)	20
ultrasound (sonogram)	1062
vascular procedures	1419

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Jack Roh Oak, MD.

**Gender**
Male	606
Female	662

**Ethnicity**
Black / African American	109
Asian / Pacific Islander	4
Non-Hispanic White	1118
Hispanic	1
Native American / Alaskan Native	0
Other	15

**Age**
75 to 84	481
85 and over	256
Less than 65	96
65 to 74	434

Average of Total of Conditions of Medicare patients treated by Dr. Jack Roh Oak, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Jack Roh Oak, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	75
High Cholesterol	73
Stroke	16
Ischemic Heart Disease	56
Depression	31
Chronic Kidney Disease	46
Asthma	11
Osteoporosis	12
Heart Failure	37
Chronic Obstructive Pulmonary Disease	24
Diabetes	39
Atrial Fibrillation	23
Dementia	17
Cancer	17

Education & Training

Dr. Jack Roh Oak, MD graduated from University of California, San Diego (UCSD), School of Medicine. He completed residency at Barnes-Jewish Hospital. He is certified by the American Board of Surgery - Vascular Drug Enforcement Administration Missouri Dept of Health/Narcotics&Dangerous Drugs Missouri State Board of Registration and has a state license in Missouri.

Medical School: University of California, San Diego (UCSD), School of Medicine

Residency: Barnes-Jewish Hospital

Board Certification: American Board of Surgery - Vascular Drug Enforcement Administration Missouri Dept of Health/Narcotics&Dangerous Drugs Missouri State Board of Registration

Licensed In: Missouri

Affiliations & Hospitals

Dr. Jack Roh Oak, MD is associated with these hospitals and organizations:

SSM Health DePaul Hospital

SSM Health

SSM Health St. Joseph Hospital - Lake Saint Louis

St. Luke's Hospital

SSM Health St. Joseph Hospital - St. Charles

St. Luke's

SSM MEDICAL GROUP INC

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. Jack Roh Oak, MD appears to accept the following insurance providers: Aetna PPO, United Healthcare PPO, Aetna HMO, Coventry, Golden Rule, Great-West Healthcare, HealthLink PPO, HealthLink HMO, CIGNA PPO, Coventry PPO, Workers' Compensation, Medicare, United Healthcare Select Plus, Aetna Better Health, Care Management Resources, Blue Access / Blue Access Choice and Show more.

Insurance Accepted by Provider includes:

According to our sources, Dr. Jack Roh Oak, MD accepts the following insurance providers:

Aetna PPO

United Healthcare PPO

Aetna HMO

Coventry

Golden Rule

Great-West Healthcare

HealthLink PPO

HealthLink HMO

CIGNA PPO

Coventry PPO

Workers' Compensation

Medicare

United Healthcare Select Plus

Aetna Better Health

Care Management Resources

Blue Access / Blue Access Choice

Ratings & Reviews

Dr. Jack Roh Oak, MD has an exceptional overall rating with an average of 4.89 out of 5 stars based on 19 ratings. We collect ratings and reviews of Dr. Jack Roh Oak, MD from all over the web to help you find the right in Bridgeton, MO.

4.89

Overall Rating

(19 Ratings)

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General Payments

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

**Payments by Company**
Penumbra, Inc.	$7,407 Indigo $4,824	Penumbra Ruby Coil $2,582
Endologix, Inc.	$4,939 AFX $2,913	Pevar $850	OVATION $201	$976
Medical Device Business Services, Inc.	$776 Teligen $776
W. L. Gore & Associates, Inc.	$474 EXCLUDER AAA Endoprosthesis $278	VIABAHN VBX Balloon Expandable Endoprosthesis $118	VIABAHN Endoprosthesis with Hep $78
Bolton Medical Inc	$292 TREO ABDOMINAL STENT-GRAFT SYSTEM $168	Grafts $124
Other	$1,990 SPINE TRUSS SYSTEM $224	ENROUTE Enflate Transcarotid RX Balloon Dilatation Catheter $218	AI - AAA $130	AI - Advanced Tech $107	Proclaim IPG $102	Other $1,209

**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	$7,200
Food and Beverage	$4,953
Travel and Lodging	$2,114
Consulting Fee	$1,600
Entertainment	$11

Biography

Dr. Jack Oak works as a general surgery and vascular surgery. He is rated highly by his patients. Clinical interests for Dr. Oak include dialysis access procedures, limb preservation, and carotid artery disease. Dr. Oak's hospital/clinic affiliations include SSM Health DePaul Hospital, SSM Health St. Joseph Hospital - St. Charles, and SSM Health St. Joseph Hospital - Lake Saint Louis. He accepts several insurance carriers, including Coventry, United Healthcare PPO, and Coventry Health Care Plans. His practice in Bridgeton, MO is open to new patients as reported by St. Luke's. Dr. Oak is a graduate of the University of California, San Diego (UCSD), School of Medicine and a graduate of Barnes-Jewish Hospital's residency program. He speaks Korean.