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Home > CA Providers

Dr. Nathan S. Chung, MD

(6 Ratings)

Specializes in: General Surgery

Drexel University College of Medicine

15000 Kensington Park Drive Suite 270
Tustin, CA 92782

(949) 415-8885

Dr. Nathan S. Chung, MD is a general surgeon in Tustin, CA specializing in general surgery. He graduated from Drexel University College of Medicine. Dr. Nathan S. Chung, MD is affiliated with Hoag and Nathan S Chung, MD Inc.

Office Locations

Nathan S Chung, MD Inc

15000 Kensington Park Drive Suite 270
Tustin, CA 92782

(949) 415-8885

(714) 259-9548

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19341 Bear Valley Road Suite 205
Apple Valley, CA 92308

(760) 247-0333

(760) 247-8492

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7851 Walker Street
La Palma, CA 90623

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Noteworthy Medicare Patient Procedures Performed by Dr. Nathan S. Chung, MD in 2024

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

Top 5%

By Volume:

excisional debridement

By Affordability:

reconstructive surgery

In 2024, among providers in related specialties within California, Dr. Nathan S. Chung, MD performed more excisional debridement procedures for Medicare patients than 95% of them and he also had a list price for reconstructive surgery that was lower than the list prices billed to Medicare by 95% 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.

Top 10%

By Volume:

hyperbaric oxygen therapy

In 2024, Dr. Nathan S. Chung, MD performed more hyperbaric oxygen (HBO) therapy procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Volume:

skin substitute grafting

By Affordability:

plastic surgery procedures

reconstructive plastic surgery

tissue transfer

In 2012, among providers in related specialties within California, Dr. Nathan S. Chung, MD performed more skin substitute grafting procedures for Medicare patients than 75% of them and he also had a list price for plastic surgery procedures, reconstructive plastic surgery, and tissue transfer 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

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2012 were hyperbaric oxygen (HBO) therapy, debridement (removal of unhealthy tissue), excision and nursing home care.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	157
doctor visit	208
excision	157
hospital care	36
hyperbaric oxygen (HBO) therapy	394
inpatient care	36
nursing home care	118

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2013 were hyperbaric oxygen (HBO) therapy, debridement (removal of unhealthy tissue), excision and nursing home care.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	191
doctor visit	208
excision	191
hyperbaric oxygen (HBO) therapy	376
nursing home care	142

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	103
Female	93

**Ethnicity**
Non-Hispanic White	112
Black	0
Hispanic	40
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	59
85 and over	39
Less than 65	35

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2013

Hypertension	75
High Cholesterol	56
Stroke	11
Ischemic Heart Disease	57
Depression	26
Chronic Kidney Disease	55
Asthma	11
Osteoperosis	10
Atrial Fibrilation	22
Heart Failure	47
Chronic Obstructive Pulmonary Disease	25
Diabetes	63
Dementia	24
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2014 were hyperbaric oxygen (HBO) therapy, nursing home care, debridement (removal of unhealthy tissue) and excision.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	249
doctor visit	244
excision	249
hyperbaric oxygen (HBO) therapy	339
nursing home care	278

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	99
Female	108

**Ethnicity**
Non-Hispanic White	111
Black	0
Hispanic	37
Asian	31
Other	0
Native American	0

**Age**
From 65 to 74	65
From 75 to 84	64
85 and over	43
Less than 65	35

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2014

Hypertension	75
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	52
Depression	22
Chronic Kidney Disease	50
Asthma	11
Osteoperosis	14
Atrial Fibrilation	19
Heart Failure	40
Chronic Obstructive Pulmonary Disease	25
Diabetes	59
Dementia	22
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2015 were nursing home care, debridement (removal of unhealthy tissue), excision and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	359
doctor visit	372
excision	359
hospital care	67
hyperbaric oxygen (HBO) therapy	327
inpatient care	67
nursing home care	363

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	288
Female	282

**Ethnicity**
Non-Hispanic White	300
Black	0
Hispanic	122
Asian	82
Other	0
Native American	0

**Age**
From 65 to 74	190
From 75 to 84	182
85 and over	122
Less than 65	76

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2015

Hypertension	75
High Cholesterol	64
Stroke	17
Ischemic Heart Disease	60
Depression	32
Chronic Kidney Disease	67
Asthma	22
Osteoperosis	15
Atrial Fibrilation	22
Heart Failure	52
Chronic Obstructive Pulmonary Disease	33
Diabetes	67
Dementia	34
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2016 were debridement (removal of unhealthy tissue), excision, nursing home care and hyperbaric oxygen (HBO) therapy.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	418
doctor visit	311
excision	418
hospital care	197
hyperbaric oxygen (HBO) therapy	198
inpatient care	197
nursing home care	283
plastic surgery procedures	33
reconstructive surgery	33
tissue transfer	33
wound repair (e.g. stitches)	33

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	178
Female	206

**Ethnicity**
Non-Hispanic White	220
Black	35
Hispanic	93
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	95
85 and over	94
Less than 65	63

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2016

Hypertension	75
High Cholesterol	63
Stroke	15
Ischemic Heart Disease	64
Depression	36
Chronic Kidney Disease	66
Asthma	41
Osteoperosis	10
Atrial Fibrilation	26
Heart Failure	57
Chronic Obstructive Pulmonary Disease	39
Diabetes	65
Dementia	46
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2017 were debridement (removal of unhealthy tissue), excision, hyperbaric oxygen (HBO) therapy and nursing home care.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	723
doctor visit	274
excision	723
hospital care	99
hyperbaric oxygen (HBO) therapy	331
inpatient care	99
nursing home care	180
plastic surgery procedures	51
reconstructive surgery	51
tissue transfer	51
wound repair (e.g. stitches)	51

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	172
Female	170

**Ethnicity**
Non-Hispanic White	210
Black	19
Hispanic	61
Asian	41
Other	11
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	110
85 and over	76
Less than 65	47

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2017

Hypertension	75
High Cholesterol	63
Stroke	13
Ischemic Heart Disease	56
Depression	26
Chronic Kidney Disease	60
Asthma	5
Osteoperosis	13
Atrial Fibrilation	21
Heart Failure	51
Chronic Obstructive Pulmonary Disease	28
Diabetes	57
Dementia	36
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2018 were debridement (removal of unhealthy tissue), excision, hyperbaric oxygen (HBO) therapy and reconstructive surgery.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	1115
doctor visit	302
excision	1096
hyperbaric oxygen (HBO) therapy	328
nursing home care	74
plastic surgery procedures	75
reconstructive surgery	75
tissue transfer	75
wound repair (e.g. stitches)	75

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	130
Female	133

**Ethnicity**
Non-Hispanic White	196
Black	0
Hispanic	24
Asian	25
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	90
85 and over	68
Less than 65	23

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2018

Hypertension	75
High Cholesterol	65
Stroke	11
Ischemic Heart Disease	51
Depression	27
Chronic Kidney Disease	54
Asthma	9
Osteoperosis	12
Atrial Fibrilation	21
Heart Failure	38
Chronic Obstructive Pulmonary Disease	21
Diabetes	51
Dementia	29
Cancer	15

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2019 were debridement (removal of unhealthy tissue), excision, hyperbaric oxygen (HBO) therapy and reconstructive surgery.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	791
doctor visit	300
excision	762
hyperbaric oxygen (HBO) therapy	318
minor procedures	17
plastic surgery procedures	89
reconstructive surgery	89
tissue transfer	89
wound repair (e.g. stitches)	89

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	118
Female	160

**Ethnicity**
Non-Hispanic White	205
Black	0
Hispanic	37
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	82
85 and over	87
Less than 65	23

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2019

Hypertension	75
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	53
Depression	29
Chronic Kidney Disease	57
Asthma	8
Osteoperosis	16
Atrial Fibrilation	21
Heart Failure	41
Chronic Obstructive Pulmonary Disease	22
Diabetes	46
Dementia	22
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2020 were debridement (removal of unhealthy tissue), excision, hyperbaric oxygen (HBO) therapy and reconstructive surgery.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	880
doctor visit	386
excision	825
hyperbaric oxygen (HBO) therapy	231
minor procedures	39
plastic surgery procedures	67
reconstructive surgery	67
tissue transfer	67
wound repair (e.g. stitches)	67

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	142
Female	144

**Ethnicity**
Non-Hispanic White	221
Black	0
Hispanic	30
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	113
85 and over	67
Less than 65	24

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2020

Hypertension	75
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	51
Depression	34
Chronic Kidney Disease	50
Asthma	13
Osteoperosis	15
Atrial Fibrilation	23
Heart Failure	38
Chronic Obstructive Pulmonary Disease	19
Diabetes	45
Dementia	20
Cancer	18

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2021 were debridement (removal of unhealthy tissue), excision, hyperbaric oxygen (HBO) therapy and reconstructive surgery.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	1138
doctor visit	512
excision	1099
hyperbaric oxygen (HBO) therapy	412
plastic surgery procedures	98
reconstructive surgery	98
tissue transfer	98
wound repair (e.g. stitches)	98

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	138
Female	141

**Ethnicity**
Non-Hispanic White	220
Black	0
Hispanic	17
Asian	27
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	92
85 and over	80
Less than 65	21

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2021

Hypertension	75
High Cholesterol	71
Stroke	7
Ischemic Heart Disease	53
Depression	27
Chronic Kidney Disease	53
Asthma	12
Osteoperosis	15
Atrial Fibrilation	25
Heart Failure	34
Chronic Obstructive Pulmonary Disease	20
Diabetes	39
Dementia	21
Cancer	27

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2022 were debridement (removal of unhealthy tissue), excision, hyperbaric oxygen (HBO) therapy and reconstructive surgery.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	1514
doctor visit	511
excision	1514
hyperbaric oxygen (HBO) therapy	270
minor procedures	54
plastic surgery procedures	195
reconstructive surgery	195
tissue transfer	195
wound repair (e.g. stitches)	195

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	131
Female	155

**Ethnicity**
Non-Hispanic White	234
Black	0
Hispanic	0
Asian	23
Other	13
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	110
85 and over	85
Less than 65	12

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	40
Depression	28
Chronic Kidney Disease	41
Asthma	17
Osteoperosis	23
Atrial Fibrilation	32
Heart Failure	32
Chronic Obstructive Pulmonary Disease	23
Diabetes	37
Dementia	13
Cancer	25

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2023 were debridement (removal of unhealthy tissue), excision, hyperbaric oxygen (HBO) therapy and reconstructive surgery.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	1516
doctor visit	714
excision	1516
hyperbaric oxygen (HBO) therapy	581
plastic surgery procedures	288
reconstructive surgery	288
tissue transfer	288
wound repair (e.g. stitches)	288

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	167
Female	183

**Ethnicity**
Non-Hispanic White	288
Black	0
Hispanic	15
Asian	28
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	149
85 and over	112
Less than 65	15

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	37
Depression	26
Chronic Kidney Disease	40
Asthma	13
Osteoperosis	26
Atrial Fibrilation	32
Heart Failure	29
Chronic Obstructive Pulmonary Disease	20
Diabetes	37
Dementia	13
Cancer	29

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA during 2024 were debridement (removal of unhealthy tissue), excision, hyperbaric oxygen (HBO) therapy and reconstructive surgery.

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

debridement (removal of unhealthy tissue)	1633
doctor visit	710
excision	1633
hyperbaric oxygen (HBO) therapy	513
plastic surgery procedures	234
reconstructive surgery	234
tissue transfer	234
wound repair (e.g. stitches)	234

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Male	204
Female	211

**Ethnicity**
Non-Hispanic White	347
Black	0
Hispanic	16
Asian	36
Other	0
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	175
85 and over	113
Less than 65	20

Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	40
Depression	25
Chronic Kidney Disease	39
Asthma	17
Osteoperosis	24
Atrial Fibrilation	36
Heart Failure	33
Chronic Obstructive Pulmonary Disease	19
Diabetes	37
Dementia	12
Cancer	26

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Nathan S. Chung, MD for Medicare patients.

The highest averages for the top procedures that Dr. Nathan S. Chung, MD treated as a general surgeon in Tustin, CA were debridement (removal of unhealthy tissue), excision, nursing home care and reconstructive surgery.

debridement (removal of unhealthy tissue)	821
doctor visit	388
excision	810
hospital care	99
inpatient care	99
minor procedures	36
nursing home care	205
plastic surgery procedures	125
reconstructive surgery	125
tissue transfer	125
wound repair (e.g. stitches)	125

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Nathan S. Chung, MD.

**Gender**
Female	152
Male	143

**Ethnicity**
Black / African American	4
Asian / Pacific Islander	25
Non-Hispanic White	204
Hispanic	37
Native American / Alaskan Native	0
Other	1

**Age**
85 and over	75
75 to 84	101
Less than 65	30
65 to 74	88

Average of Total of Conditions of Medicare patients treated by Dr. Nathan S. Chung, MD From 2012 - 2024

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

Hypertension	69
High Cholesterol	61
Stroke	10
Ischemic Heart Disease	47
Depression	26
Chronic Kidney Disease	48
Asthma	13
Osteoporosis	14
Heart Failure	37
Chronic Obstructive Pulmonary Disease	22
Diabetes	46
Atrial Fibrillation	23
Cancer	17
Dementia	22

Education & Training

Dr. Nathan S. Chung, MD graduated from Drexel University College of Medicine. He completed residency at San Joaquin General Hospital. He is certified by the American Board of Surgery - Surgery and has a state license in California.

Medical School: Drexel University College of Medicine

Residency: San Joaquin General Hospital

Board Certification: American Board of Surgery - Surgery

Licensed In: California

Affiliations & Hospitals

Dr. Nathan S. Chung, MD is associated with these hospitals and organizations:

Hoag

Nathan S Chung, MD 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. Nathan S. Chung, MD appears to accept the following insurance providers: Cigna, Aetna, Anthem, Blue Shield, United Healthcare and Scan.

Insurance Accepted by Provider includes:

According to our sources, Dr. Nathan S. Chung, MD accepts the following insurance providers:

Cigna

Aetna

Anthem

Blue Shield

United Healthcare

Scan

Ratings & Reviews

Dr. Nathan S. Chung, MD has an average of 2.42 out of 5 stars based on 6 ratings. We collect ratings and reviews of Dr. Nathan S. Chung, MD from all over the web to help you find the right in Tustin, CA.

2.42

Overall Rating

(6 Ratings)

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General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$7,682 Da Vinci Surgical System $7,682
Organogenesis Inc.	$6,293 PuraPly $2,759	Apligraf $1,524	Dermagraft $484	Affinity $372	Puraply Antimicrobial $258	Other $895
Novadaq Technologies Inc.	$3,232 PINPOINT $1,715	LUNA $1,424	DERMACELL $93
KCI USA, Inc	$1,008 SNaP $758	$250
Smith & Nephew, Inc.	$819 Santyl $425	Wound Matrix $145	Regranex $130	Oasis $81	Pico $39
Other	$3,631 BIO-A Tissue Reinforcement $560	SIVEXTRO $297	VIBATIV $209	InnovaMatrix AC $182	GrafixPL $164	Other $2,219

**Types of Payments**
Food and Beverage	$12,645
Travel and Lodging	$5,120
Education	$4,000
Consulting Fee	$900

Biography

Dr. Nathan Chung's area of specialization is general surgery. Patients gave him an average rating of 3.0 stars (out of 5). Dr. Chung is affiliated with Hoag. He takes Blue Shield, Anthem, and Blue California, in addition to other insurance carriers. Hoag reports that he is not accepting new patients. Before completing his residency at San Joaquin General Hospital, Dr. Chung attended medical school at Drexel University College of Medicine. Dr. Chung is conversant in Korean.