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Home > SC Providers > Dermatologists

Dr. Long Thang Quan, PHD, MD

(2 Ratings)

Specializes in: Dermatology (Skin Disorders)

1706 Saint Julian Place
Columbia, SC 29204

(803) 771-7506

Dr. Long Thang Quan, PHD, MD is a dermatologist in Columbia, SC specializing in dermatology (skin disorders).

Office Locations

1706 Saint Julian Place
Columbia, SC 29204

(803) 771-7506

(803) 771-9455

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Noteworthy Medicare Patient Procedures Performed by Dr. Long Thang Quan, PHD, MD in 2023

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

Top 5%

By Volume:

Mohs surgery

In 2023, Dr. Long Thang Quan, PHD, MD performed more Mohs surgery procedures for Medicare patients than 95% of providers in related specialties within South Carolina.

Top 25%

By Volume:

wound repair

In 2012, Dr. Long Thang Quan, PHD, MD performed more wound repair (e.g. stitches) 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. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2012 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	1505
diagnostic procedures	796
doctor visit	1528
ear procedures	41
eye procedures	21
lab tests	21
plastic surgery procedures	150
reconstructive surgery	150
removal of lesion (e.g. growth)	2220
skin procedures	2220
skin surgery	1505
tissue transfer	150
wound repair (e.g. stitches)	150

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2013 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	1532
diagnostic procedures	847
doctor visit	1483
ear procedures	47
eye procedures	13
plastic surgery procedures	160
reconstructive surgery	160
removal of lesion (e.g. growth)	2294
skin procedures	2294
skin surgery	1532
tissue transfer	160
wound repair (e.g. stitches)	160

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	1052
Female	889

**Ethnicity**
Non-Hispanic White	1880
Black	36
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	987
From 75 to 84	675
85 and over	226
Less than 65	53

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2013

Hypertension	66
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	37
Depression	12
Chronic Kidney Disease	15
Asthma	5
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2014 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	1543
diagnostic procedures	839
doctor visit	1465
ear procedures	46
eye procedures	17
injections	15
plastic surgery procedures	144
reconstructive surgery	144
removal of lesion (e.g. growth)	2314
skin procedures	2314
skin surgery	1543
tissue transfer	144
wound repair (e.g. stitches)	144

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	1081
Female	866

**Ethnicity**
Non-Hispanic White	1888
Black	31
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	988
From 75 to 84	674
85 and over	216
Less than 65	69

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2014

Hypertension	66
High Cholesterol	63
Stroke	3
Ischemic Heart Disease	36
Depression	12
Chronic Kidney Disease	16
Asthma	4
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	26
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2015 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	1749
diagnostic procedures	438
doctor visit	966
ear procedures	19
plastic surgery procedures	212
reconstructive surgery	212
removal of lesion (e.g. growth)	2276
skin procedures	2276
skin surgery	1749
tissue transfer	212
wound repair (e.g. stitches)	212

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	2006
Female	1504

**Ethnicity**
Non-Hispanic White	3404
Black	0
Hispanic	0
Asian	0
Other	46
Native American	0

**Age**
From 65 to 74	1634
From 75 to 84	1244
85 and over	530
Less than 65	102

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2015

Hypertension	68
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	36
Depression	12
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2016 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	1869
diagnostic procedures	503
doctor visit	1015
ear procedures	28
plastic surgery procedures	185
reconstructive surgery	185
removal of lesion (e.g. growth)	2413
skin procedures	2413
skin surgery	1869
tissue transfer	185
wound repair (e.g. stitches)	185

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	1068
Female	722

**Ethnicity**
Non-Hispanic White	1743
Black	11
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	852
From 75 to 84	652
85 and over	245
Less than 65	41

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2016

Hypertension	69
High Cholesterol	62
Stroke	4
Ischemic Heart Disease	36
Depression	11
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	25
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2017 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	1939
diagnostic procedures	399
doctor visit	856
ear procedures	22
plastic surgery procedures	188
reconstructive surgery	188
removal of lesion (e.g. growth)	2433
skin procedures	2433
skin surgery	1939
tissue transfer	188
wound repair (e.g. stitches)	188

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	1072
Female	712

**Ethnicity**
Non-Hispanic White	1732
Black	0
Hispanic	0
Asian	0
Other	36
Native American	0

**Age**
From 65 to 74	846
From 75 to 84	694
85 and over	213
Less than 65	31

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2017

Hypertension	68
High Cholesterol	53
Stroke	3
Ischemic Heart Disease	36
Depression	13
Chronic Kidney Disease	22
Asthma	4
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2018 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	1732
diagnostic procedures	328
doctor visit	560
plastic surgery procedures	192
reconstructive surgery	192
removal of lesion (e.g. growth)	2065
skin procedures	2065
skin surgery	1732
tissue transfer	192
wound repair (e.g. stitches)	192

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	885
Female	589

**Ethnicity**
Non-Hispanic White	1432
Black	0
Hispanic	0
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	643
From 75 to 84	593
85 and over	202
Less than 65	36

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2018

Hypertension	70
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	37
Depression	14
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	5
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	28
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2019 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	2047
doctor visit	157
lab tests	16
plastic surgery procedures	141
reconstructive surgery	141
removal of lesion (e.g. growth)	2129
skin procedures	2129
skin surgery	2047
tissue transfer	141
wound repair (e.g. stitches)	141

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	826
Female	535

**Ethnicity**
Non-Hispanic White	1331
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	562
From 75 to 84	541
85 and over	234
Less than 65	24

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2019

Hypertension	73
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	40
Depression	15
Chronic Kidney Disease	26
Asthma	4
Osteoperosis	6
Atrial Fibrilation	16
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2020 were removal of lesion (e.g. growth), skin surgery, skin procedures and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

cancer surgery	1975
doctor visit	14
lab tests	12
plastic surgery procedures	53
reconstructive surgery	53
removal of lesion (e.g. growth)	1975
skin procedures	1975
skin surgery	1975
tissue transfer	53
wound repair (e.g. stitches)	53

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	701
Female	406

**Ethnicity**
Non-Hispanic White	1084
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	425
From 75 to 84	450
85 and over	210
Less than 65	22

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2020

Hypertension	73
High Cholesterol	65
Stroke	4
Ischemic Heart Disease	39
Depression	14
Chronic Kidney Disease	30
Asthma	3
Osteoperosis	5
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2021 were removal of lesion (e.g. growth), skin surgery, skin procedures and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

biological response modifier (BRM) therapy	28
cancer surgery	2226
chemotherapy	28
doctor visit	15
lab tests	30
plastic surgery procedures	75
reconstructive surgery	75
removal of lesion (e.g. growth)	2226
skin procedures	2226
skin surgery	2226
tissue transfer	75
wound repair (e.g. stitches)	75

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	866
Female	457

**Ethnicity**
Non-Hispanic White	1286
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	490
From 75 to 84	599
85 and over	215
Less than 65	19

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2021

Hypertension	75
High Cholesterol	68
Stroke	4
Ischemic Heart Disease	41
Depression	14
Chronic Kidney Disease	30
Asthma	4
Osteoperosis	6
Atrial Fibrilation	16
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC during 2022 were removal of lesion (e.g. growth), skin surgery, skin procedures and cancer surgery.

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

biological response modifier (BRM) therapy	24
cancer surgery	2506
chemotherapy	24
lab tests	32
plastic surgery procedures	65
reconstructive surgery	65
removal of lesion (e.g. growth)	2506
skin procedures	2506
skin surgery	2506
tissue transfer	65
wound repair (e.g. stitches)	65

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	1017
Female	551

**Ethnicity**
Non-Hispanic White	1523
Black	0
Hispanic	0
Asian	0
Other	32
Native American	0

**Age**
From 65 to 74	591
From 75 to 84	700
85 and over	257
Less than 65	20

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	31
Depression	14
Chronic Kidney Disease	22
Asthma	5
Osteoperosis	7
Atrial Fibrilation	21
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Dementia	6
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Long Thang Quan, PHD, MD for Medicare patients.

The highest averages for the top procedures that Dr. Long Thang Quan, PHD, MD treated as a dermatologist in Columbia, SC were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

biological response modifier (BRM) therapy	26
cancer surgery	1874
chemotherapy	26
diagnostic procedures	592
doctor visit	805
ear procedures	33
eye procedures	17
injections	15
lab tests	22
plastic surgery procedures	142
reconstructive surgery	142
removal of lesion (e.g. growth)	2259
skin procedures	2259
skin surgery	1874
tissue transfer	142
wound repair (e.g. stitches)	142

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Long Thang Quan, PHD, MD.

**Gender**
Male	961
Female	657

**Ethnicity**
Black / African American	7
Asian / Pacific Islander	0
Non-Hispanic White	1573
Native American / Alaskan Native	0
Hispanic	0
Other	15

**Age**
75 to 84	620
85 and over	231
Less than 65	37
65 to 74	728

Average of Total of Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Long Thang Quan, PHD, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	63
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	33
Depression	11
Chronic Kidney Disease	20
Asthma	4
Osteoporosis	5
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	25
Atrial Fibrillation	12
Dementia	6
Cancer	10

Education & Training

He has a state license in South Carolina.

Licensed In: South Carolina

Ratings & Reviews

Dr. Long Thang Quan, PHD, MD has a high overall rating with an average of 3.5 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. Long Thang Quan, PHD, MD from all over the web to help you find the right in Columbia, SC.

3.5

Overall Rating

(2 Ratings)

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General Payments

These charts describe general payments received by Dr. Long Thang Quan, PHD, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Janssen Biotech, Inc.	$235 STELARA $150	Tremfya $85
Regeneron Healthcare Solutions, Inc.	$181 DUPIXENT $165	LIBTAYO $16
Sun Pharmaceutical Industries Inc.	$174 ILUMYA $157	Winlevi $17
AbbVie Inc.	$137 Humira $49	Skyrizi $47	BOTOX $22	Rinvoq $20
Lilly USA, LLC	$127 OLUMIANT $114	TALTZ $13
Other	$846 OPZELURA $72	COSENTYX $70	AMZEEQ $60	Enbrel $51	ACZONE $47	Other $545

**Types of Payments**
Food and Beverage	$1,517
Education	$184

Biography

Dr. Long Quan's area of specialization is dermatology (skin disorders). Dr. Quan is a graduate of Duke University School of Medicine.

Select Year:

Dr. Long Thang Quan, PHD, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Long Thang Quan, PHD, MD in 2023

By Volume:

By Volume:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Long Thang Quan, PHD, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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