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Home > CA Providers > Dermatologists

Dr. Peter Louis Karlsberg, MD, FAAD

(5 Ratings)

Specializes in: Dermatology (Skin Disorders)

145 N Brent Street Suite 104
Ventura, CA 93003

(805) 641-1600

Dr. Peter Louis Karlsberg, MD, FAAD is a dermatologist in Ventura, CA specializing in dermatology (skin disorders).

Office Locations

145 N Brent Street Suite 104
Ventura, CA 93003

(805) 641-1600

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In The News

“Dr. Peter Karlsberg, Walker's dermatologist in Ventura, Calif., said many of the supervising physicians at medi-spas are not dermatologists or plastic surgeons.”—"Medi-spas offer services usually done by dermatologists", Seattle Times, July 2011

Noteworthy Medicare Patient Procedures Performed by Dr. Peter Louis Karlsberg, MD, FAAD in 2023

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

Top 10%

By Volume:

removal of skin lesion

In 2023, Dr. Peter Louis Karlsberg, MD, FAAD performed more removal of skin lesion (growth or mark) procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Volume:

biopsy

By Affordability:

adjacent tissue transfer

intermediate wound repair

In 2012, among providers in related specialties within California, Dr. Peter Louis Karlsberg, MD, FAAD performed more biopsy procedures for Medicare patients than 75% of them and he also had a list price for adjacent tissue transfer, and intermediate wound repair 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. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2012 were skin procedures, removal of lesion (e.g. growth), diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

abscess drainage	16
cancer surgery	285
diagnostic procedures	832
doctor visit	2286
ear procedures	39
eye procedures	14
incision and drainage	16
injections	29
minor procedures	16
phototherapy (light therapy)	73
removal of lesion (e.g. growth)	1413
skin procedures	1486
skin surgery	301

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2013 were skin procedures, removal of lesion (e.g. growth), diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

abscess drainage	34
cancer surgery	298
diagnostic procedures	389
doctor visit	1257
ear procedures	21
eye procedures	19
incision and drainage	34
injections	18
minor procedures	46
phototherapy (light therapy)	68
removal of lesion (e.g. growth)	1221
skin procedures	1289
skin surgery	332
wound repair (e.g. stitches)	12

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	425
Female	484

**Ethnicity**
Non-Hispanic White	845
Black	0
Hispanic	45
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	478
From 75 to 84	285
85 and over	121
Less than 65	25

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2013

Hypertension	58
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	28
Depression	13
Chronic Kidney Disease	17
Asthma	6
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	17
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2014 were skin procedures, removal of lesion (e.g. growth), diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

abscess drainage	25
cancer surgery	281
diagnostic procedures	509
doctor visit	1245
ear procedures	40
eye procedures	20
incision and drainage	25
injections	16
minor procedures	25
phototherapy (light therapy)	47
removal of lesion (e.g. growth)	1265
skin procedures	1312
skin surgery	306

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	397
Female	409

**Ethnicity**
Non-Hispanic White	757
Black	0
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	401
From 75 to 84	262
85 and over	116
Less than 65	27

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2014

Hypertension	53
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	28
Depression	14
Chronic Kidney Disease	17
Asthma	6
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	18
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2015 were skin procedures, removal of lesion (e.g. growth), skin surgery and cancer surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

cancer surgery	363
diagnostic procedures	351
doctor visit	934
ear procedures	27
eye procedures	12
injections	13
phototherapy (light therapy)	54
plastic surgery procedures	29
reconstructive surgery	29
removal of lesion (e.g. growth)	1038
skin procedures	1092
skin surgery	363
tissue transfer	29
wound repair (e.g. stitches)	29

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	698
Female	680

**Ethnicity**
Non-Hispanic White	1302
Black	0
Hispanic	50
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	660
From 75 to 84	438
85 and over	240
Less than 65	40

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2015

Hypertension	56
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	29
Depression	15
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	18
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2016 were skin procedures, removal of lesion (e.g. growth), skin surgery and cancer surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

cancer surgery	412
diagnostic procedures	376
doctor visit	1126
ear procedures	23
eye procedures	17
injections	15
phototherapy (light therapy)	56
plastic surgery procedures	15
reconstructive surgery	15
removal of lesion (e.g. growth)	1212
skin procedures	1268
skin surgery	412
tissue transfer	15
wound repair (e.g. stitches)	15

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	360
Female	311

**Ethnicity**
Non-Hispanic White	628
Black	0
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	315
From 75 to 84	223
85 and over	116
Less than 65	17

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2016

Hypertension	55
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	28
Depression	14
Chronic Kidney Disease	22
Asthma	12
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	18
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2017 were skin procedures, removal of lesion (e.g. growth), skin surgery and cancer surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

cancer surgery	367
diagnostic procedures	350
doctor visit	1309
ear procedures	26
injections	16
phototherapy (light therapy)	60
plastic surgery procedures	32
reconstructive surgery	32
removal of lesion (e.g. growth)	1256
skin procedures	1316
skin surgery	367
tissue transfer	32
wound repair (e.g. stitches)	32

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	326
Female	319

**Ethnicity**
Non-Hispanic White	598
Black	0
Hispanic	29
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	302
From 75 to 84	217
85 and over	114
Less than 65	12

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2017

Hypertension	59
High Cholesterol	44
Stroke	3
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	17
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2018 were skin procedures, removal of lesion (e.g. growth), diagnostic procedures and skin surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

cancer surgery	338
diagnostic procedures	443
doctor visit	1343
ear procedures	46
eye procedures	19
injections	15
phototherapy (light therapy)	12
plastic surgery procedures	18
reconstructive surgery	18
removal of lesion (e.g. growth)	1243
skin procedures	1255
skin surgery	338
tissue transfer	18
wound repair (e.g. stitches)	18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	318
Female	332

**Ethnicity**
Non-Hispanic White	611
Black	0
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	324
From 75 to 84	213
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2018

Hypertension	57
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	20
Asthma	7
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	15
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2019 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

cancer surgery	325
diagnostic procedures	60
doctor visit	1341
ear procedures	46
eye procedures	14
injections	19
plastic surgery procedures	19
reconstructive surgery	19
removal of lesion (e.g. growth)	1364
skin procedures	1364
skin surgery	325
tissue transfer	19
wound repair (e.g. stitches)	19

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	349
Female	411

**Ethnicity**
Non-Hispanic White	720
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	375
From 75 to 84	256
85 and over	118
Less than 65	11

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2019

Hypertension	60
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	30
Depression	18
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	17
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2020 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

cancer surgery	348
diagnostic procedures	41
doctor visit	1421
ear procedures	41
injections	16
removal of lesion (e.g. growth)	1477
skin procedures	1477
skin surgery	348

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	417
Female	448

**Ethnicity**
Non-Hispanic White	787
Black	0
Hispanic	35
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	435
From 75 to 84	286
85 and over	129
Less than 65	15

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2020

Hypertension	57
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	28
Depression	18
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	6
Diabetes	17
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2021 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

cancer surgery	278
diagnostic procedures	18
doctor visit	1412
ear procedures	18
injections	22
plastic surgery procedures	24
reconstructive surgery	24
removal of lesion (e.g. growth)	1477
skin procedures	1477
skin surgery	278
tissue transfer	24
wound repair (e.g. stitches)	24

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	449
Female	486

**Ethnicity**
Non-Hispanic White	857
Black	0
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	450
From 75 to 84	332
85 and over	140
Less than 65	13

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2021

Hypertension	58
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	26
Depression	19
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	5
Diabetes	15
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA during 2022 were removal of lesion (e.g. growth), skin procedures, skin surgery and cancer surgery.

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

cancer surgery	372
diagnostic procedures	29
doctor visit	1616
ear procedures	29
injections	14
minor procedures	16
plastic surgery procedures	19
reconstructive surgery	19
removal of lesion (e.g. growth)	1734
skin procedures	1734
skin surgery	372
tissue transfer	19
wound repair (e.g. stitches)	35

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Male	510
Female	577

**Ethnicity**
Non-Hispanic White	1005
Black	0
Hispanic	41
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	503
From 75 to 84	408
85 and over	160
Less than 65	16

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2022

Hypertension	68
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	22
Depression	18
Chronic Kidney Disease	18
Asthma	9
Osteoperosis	17
Atrial Fibrilation	18
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	18
Dementia	5
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Peter Louis Karlsberg, MD, FAAD for Medicare patients.

The highest averages for the top procedures that Dr. Peter Louis Karlsberg, MD, FAAD treated as a dermatologist in Ventura, CA were skin procedures, removal of lesion (e.g. growth), skin surgery and cancer surgery.

abscess drainage	25
cancer surgery	333
diagnostic procedures	308
doctor visit	1390
ear procedures	32
eye procedures	16
incision and drainage	25
injections	17
minor procedures	25
phototherapy (light therapy)	52
plastic surgery procedures	22
reconstructive surgery	22
removal of lesion (e.g. growth)	1336
skin procedures	1370
skin surgery	340
tissue transfer	22
wound repair (e.g. stitches)	23

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD.

**Gender**
Female	405
Male	386

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	737
Native American / Alaskan Native	0
Hispanic	28
Other	1

**Age**
85 and over	114
75 to 84	265
Less than 65	16
65 to 74	385

Average of Total of Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Peter Louis Karlsberg, MD, FAAD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	52
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	25
Depression	14
Chronic Kidney Disease	18
Asthma	6
Osteoporosis	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	7
Diabetes	15
Atrial Fibrillation	11
Dementia	6
Cancer	12

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

Dr. Peter Louis Karlsberg, MD, FAAD has a good overall rating with an average of 3.0 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Peter Louis Karlsberg, MD, FAAD from all over the web to help you find the right in Ventura, CA.

Overall Rating

(5 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Peter Louis Karlsberg, MD, FAAD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Allergan Inc.	$1,000 ACZONE $112	BOTOX COSMETIC $77	NATRELLE IMPLANTS $14	RESTASIS $10	$786
Merz North America, Inc.	$916 Xeomin $429	Belotero $353	Cellfina $25	Radiesse $22	$87
Galderma Laboratories, L.P.	$522 MIRVASO GEL $20	EPIDUO $10	MIRVASO $2	$489
Novartis Pharmaceuticals Corporation	$356 COSENTYX $323	$32
DUSA Pharmaceuticals, Inc.	$248 ODOMZO $112	Levulan Kerastick $108	BLU-U Blue Light Photodynamic Therapy Illuminator Model 4170 $27
Other	$1,428 Humira $119	EUCRISA $110	DUPIXENT $78	Otezla $76	Erivedge $70	Other $976

**Types of Payments**
Food and Beverage	$4,313
Education	$156

Biography

Dr. Peter Karlsberg's specialty is dermatology (skin disorders). His average patient rating is 3.0 stars (out of 5). He is a graduate of the University of California, San Francisco (UCSF), School of Medicine.

Select Year:

Dr. Peter Louis Karlsberg, MD, FAAD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Peter Louis Karlsberg, MD, FAAD in 2023

By Volume:

By Volume:

By Affordability:

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. Peter Louis Karlsberg, MD, FAAD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Peter Louis Karlsberg, MD, FAAD 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. Peter Louis Karlsberg, MD, FAAD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Ventura, CA