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Home > CA Providers > Mohs Surgeons

Dr. John F. Shega, MD

(5 Ratings)

Specializes in: MOHS-Micrographic Surgery and Dermatological Immunology

Washington University in St. Louis School of Medicine (1978)

2710 Health Center Drive
San Diego, CA 92123

(858) 292-7525

Dr. John F. Shega, MD is a mohs skin cancer surgeon in San Diego, CA specializing in mohs-micrographic surgery and dermatological immunology. He graduated from Washington University in St. Louis School of Medicine in 1978 and has 48 years of experience.

Office Locations

2710 Health Center Drive
San Diego, CA 92123

(858) 292-7525

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Noteworthy Medicare Patient Procedures Performed by Dr. John F. Shega, MD in 2023

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

Top 5%

By Volume:

ultraviolet B phototherapy

In 2023, Dr. John F. Shega, MD performed more ultraviolet B (UVB) phototherapy procedures for Medicare patients than 95% of providers in related specialties within California.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2012 were skin procedures, diagnostic procedures, phototherapy (light therapy) and laser treatment.

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

blood draw	46
cancer surgery	250
diagnostic procedures	562
doctor visit	1486
ear procedures	23
eye procedures	14
injections	105
lab tests	218
laser treatment	336
minor procedures	16
phototherapy (light therapy)	517
plastic surgery procedures	61
reconstructive surgery	61
removal of lesion (e.g. growth)	281
skin procedures	617
skin surgery	250
tissue transfer	61
wound repair (e.g. stitches)	77

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2013 were phototherapy (light therapy), skin procedures, laser treatment and diagnostic procedures.

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

blood draw	51
cancer surgery	262
diagnostic procedures	473
doctor visit	1565
ear procedures	31
eye procedures	25
injections	70
lab tests	119
laser treatment	483
phototherapy (light therapy)	843
plastic surgery procedures	56
reconstructive surgery	56
removal of lesion (e.g. growth)	262
skin procedures	745
skin surgery	262
tissue transfer	56
wound repair (e.g. stitches)	56

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	125
Female	132

**Ethnicity**
Non-Hispanic White	183
Black	0
Hispanic	33
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	96
From 75 to 84	76
85 and over	36
Less than 65	49

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2013

Hypertension	55
High Cholesterol	40
Stroke	5
Ischemic Heart Disease	27
Depression	21
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	7
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2014 were phototherapy (light therapy), skin procedures, laser treatment and diagnostic procedures.

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

blood draw	28
cancer surgery	269
diagnostic procedures	443
doctor visit	2007
ear procedures	16
eye procedures	19
injections	56
lab tests	66
laser treatment	800
phototherapy (light therapy)	1225
plastic surgery procedures	51
reconstructive surgery	51
removal of lesion (e.g. growth)	305
skin procedures	1105
skin surgery	269
tissue transfer	51
wound repair (e.g. stitches)	51

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	139
Female	119

**Ethnicity**
Non-Hispanic White	206
Black	0
Hispanic	15
Asian	25
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	76
85 and over	37
Less than 65	37

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2014

Hypertension	50
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	14
Asthma	5
Osteoperosis	6
Atrial Fibrilation	6
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2015 were phototherapy (light therapy), skin procedures, laser treatment and diagnostic procedures.

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

cancer surgery	182
diagnostic procedures	393
doctor visit	1788
ear procedures	18
eye procedures	17
injections	68
lab tests	59
laser treatment	540
phototherapy (light therapy)	1004
plastic surgery procedures	32
reconstructive surgery	32
removal of lesion (e.g. growth)	213
skin procedures	753
skin surgery	182
tissue transfer	32
wound repair (e.g. stitches)	32

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	268
Female	236

**Ethnicity**
Non-Hispanic White	400
Black	26
Hispanic	0
Asian	44
Other	0
Native American	0

**Age**
From 65 to 74	210
From 75 to 84	150
85 and over	58
Less than 65	86

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2015

Hypertension	54
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	28
Depression	22
Chronic Kidney Disease	19
Asthma	10
Osteoperosis	8
Atrial Fibrilation	6
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2016 were phototherapy (light therapy), skin procedures, laser treatment and diagnostic procedures.

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

cancer surgery	168
diagnostic procedures	382
doctor visit	2071
ear procedures	15
eye procedures	27
injections	87
lab tests	87
laser treatment	558
phototherapy (light therapy)	1273
plastic surgery procedures	32
reconstructive surgery	32
removal of lesion (e.g. growth)	168
skin procedures	726
skin surgery	168
tissue transfer	32
wound repair (e.g. stitches)	32

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	146
Female	121

**Ethnicity**
Non-Hispanic White	204
Black	0
Hispanic	16
Asian	27
Other	0
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	73
85 and over	32
Less than 65	44

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2016

Hypertension	58
High Cholesterol	43
Stroke	4
Ischemic Heart Disease	29
Depression	21
Chronic Kidney Disease	21
Asthma	16
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2017 were phototherapy (light therapy), skin procedures, laser treatment and diagnostic procedures.

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

cancer surgery	212
diagnostic procedures	341
doctor visit	2016
ear procedures	14
eye procedures	23
injections	81
lab tests	71
laser treatment	532
phototherapy (light therapy)	1273
plastic surgery procedures	35
reconstructive surgery	35
removal of lesion (e.g. growth)	237
skin procedures	769
skin surgery	212
tissue transfer	35
wound repair (e.g. stitches)	35

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	132
Female	113

**Ethnicity**
Non-Hispanic White	193
Black	0
Hispanic	18
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	117
From 75 to 84	71
85 and over	30
Less than 65	27

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2017

Hypertension	53
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	26
Depression	18
Chronic Kidney Disease	19
Asthma	8
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2018 were phototherapy (light therapy), skin procedures, diagnostic procedures and laser treatment.

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

cancer surgery	153
diagnostic procedures	354
doctor visit	1638
ear procedures	18
eye procedures	17
injections	79
lab tests	57
laser treatment	323
phototherapy (light therapy)	978
plastic surgery procedures	29
reconstructive surgery	29
removal of lesion (e.g. growth)	153
skin procedures	476
skin surgery	153
tissue transfer	29
wound repair (e.g. stitches)	29

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	123
Female	101

**Ethnicity**
Non-Hispanic White	178
Black	14
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	72
85 and over	29
Less than 65	24

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2018

Hypertension	50
High Cholesterol	43
Stroke	5
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	18
Asthma	8
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	9
Cancer	5

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2019 were phototherapy (light therapy), skin procedures, laser treatment and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

cancer surgery	117
diagnostic procedures	11
doctor visit	1250
ear procedures	11
injections	27
lab tests	39
laser treatment	179
phototherapy (light therapy)	593
plastic surgery procedures	20
reconstructive surgery	20
removal of lesion (e.g. growth)	117
skin procedures	296
skin surgery	117
tissue transfer	20
wound repair (e.g. stitches)	20

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	97
Female	86

**Ethnicity**
Non-Hispanic White	149
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	60
85 and over	26
Less than 65	21

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2019

Hypertension	51
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	29
Depression	19
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2020 were phototherapy (light therapy), skin procedures, laser treatment and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

cancer surgery	113
diagnostic procedures	14
doctor visit	880
ear procedures	14
injections	22
lab tests	36
laser treatment	144
phototherapy (light therapy)	414
removal of lesion (e.g. growth)	113
skin procedures	257
skin surgery	113

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	81
Female	70

**Ethnicity**
Non-Hispanic White	125
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	61
From 75 to 84	48
85 and over	24
Less than 65	18

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2020

Hypertension	48
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	23
Depression	23
Chronic Kidney Disease	23
Asthma	9
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	23
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2021 were phototherapy (light therapy), skin procedures, laser treatment and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

cancer surgery	55
diagnostic procedures	13
doctor visit	970
ear procedures	13
injections	34
lab tests	31
laser treatment	138
phototherapy (light therapy)	462
plastic surgery procedures	15
reconstructive surgery	15
removal of lesion (e.g. growth)	55
skin procedures	193
skin surgery	55
tissue transfer	15
wound repair (e.g. stitches)	15

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	84
Female	57

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

**Age**
From 65 to 74	52
From 75 to 84	49
85 and over	24
Less than 65	16

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2021

Hypertension	53
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	27
Depression	21
Chronic Kidney Disease	27
Asthma	8
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	11
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA during 2022 were phototherapy (light therapy), removal of lesion (e.g. growth), skin surgery and skin procedures.

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

cancer surgery	67
doctor visit	820
injections	35
lab tests	15
phototherapy (light therapy)	294
plastic surgery procedures	13
reconstructive surgery	13
removal of lesion (e.g. growth)	67
skin procedures	67
skin surgery	67
tissue transfer	13
wound repair (e.g. stitches)	13

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	69
Female	54

**Ethnicity**
Non-Hispanic White	101
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	47
85 and over	15
Less than 65	16

Conditions of Medicare patients treated by Dr. John F. Shega, MD in 2022

Hypertension	63
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	19
Depression	17
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	18
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John F. Shega, MD for Medicare patients.

The highest averages for the top procedures that Dr. John F. Shega, MD treated as a mohs skin cancer surgeon in San Diego, CA were phototherapy (light therapy), skin procedures, laser treatment and diagnostic procedures.

blood draw	41
cancer surgery	168
diagnostic procedures	298
doctor visit	1499
ear procedures	17
eye procedures	20
injections	60
lab tests	72
laser treatment	403
minor procedures	16
phototherapy (light therapy)	806
plastic surgery procedures	34
reconstructive surgery	34
removal of lesion (e.g. growth)	179
skin procedures	545
skin surgery	168
tissue transfer	34
wound repair (e.g. stitches)	36

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John F. Shega, MD.

**Gender**
Male	114
Female	99

**Ethnicity**
Black / African American	3
Asian / Pacific Islander	12
Non-Hispanic White	168
Native American / Alaskan Native	0
Hispanic	10
Other	0

**Age**
75 to 84	65
85 and over	28
Less than 65	30
65 to 74	89

Average of Total of Conditions of Medicare patients treated by Dr. John F. Shega, MD From 2012 - 2022

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

Hypertension	48
High Cholesterol	38
Stroke	1
Ischemic Heart Disease	23
Depression	18
Chronic Kidney Disease	18
Asthma	8
Osteoporosis	6
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	21
Atrial Fibrillation	7
Dementia	7
Cancer	8

Education & Training

Dr. John F. Shega, MD graduated from Washington University in St. Louis School of Medicine in 1978. He has a state license in California.

Medical School: Washington University in St. Louis School of Medicine (1978)

Licensed In: California

Ratings & Reviews

Dr. John F. Shega, MD has a high overall rating with an average of 3.6 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. John F. Shega, MD from all over the web to help you find the right in San Diego, CA.

3.6

Overall Rating

(5 Ratings)

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General Payments

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

**Payments by Company**
LEO Pharma Inc.	$4,705 TACLONEX $2,939	PICATO $731	ENSTILAR $721	ADBRY $97	$218
Galderma Laboratories, L.P.	$2,083 EPIDUO FORTE $841	SOOLANTRA $483	MIRVASO GEL $286	EPIDUO $191	ORACEA $138	Other $143
Aqua Pharmaceuticals	$1,542 Cordran $528	Fluoroplex $174	Acticlate $109	VERDESO $101	DERMATOLOGICAL PRODUCTS $76	Other $554
Pfizer Inc.	$1,292 EUCRISA $1,142	CIBINQO $124	LITFULO $26
GENZYME CORPORATION	$962 DUPIXENT $781	ATOPIC DERMATITIS - DISEASE $125	LIBTAYO $56
Other	$7,764 BIONECT $541	RHOFADE $437	DORYX $431	STELARA $404	Otezla $364	Other $5,587

**Types of Payments**
Food and Beverage	$14,476
Consulting Fee	$2,500
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$530
Education	$290
Honoraria	$275
Other	$278

Biography

Dr. John Shega is a dermatological immunology and MOHS-micrographic surgery specialist. Dr. Shega is rated 3.5 stars (out of 5) by his patients. He graduated from Washington University in St. Louis School of Medicine.