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Home > AZ Providers > Retina Specialists

Dr. John B. Christoforidis, MD

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Specializes in: Vitreoretinal Diseases (Retina and Vitreous)

3172 N. Swan Road
Tucson, AZ 85712

(520) 881-1400

Dr. John B. Christoforidis, MD is a retina specialist in Tucson, AZ specializing in vitreoretinal diseases (retina and vitreous). Dr. John B. Christoforidis, MD is affiliated with St. Joseph's Hospital, Chief of Ophthalmology, Banner University of Arizona, Tucson/AZ and Tucson/AZ.

Office Locations

3172 N. Swan Road
Tucson, AZ 85712

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Noteworthy Medicare Patient Procedures Performed by Dr. John B. Christoforidis, MD in 2024

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

Top 5%

By Volume:

eye procedures

In 2024, Dr. John B. Christoforidis, MD performed more eye procedures procedures for Medicare patients than 95% of providers in related specialties within Arizona.

Top 10%

By Volume:

SCODI of the posterior segment

In 2024, Dr. John B. Christoforidis, MD performed more SCODI of the posterior segment (SCODI-P) procedures for Medicare patients than 90% of providers in related specialties within Arizona.

Top 25%

By Affordability:

comprehensive eye exam

eye exam

eye procedures

intermediate eye exam

sub-Tenon's injection

In 2012, Dr. John B. Christoforidis, MD had a list price for comprehensive eye exam, eye exam, eye procedures, intermediate eye exam, and sub-Tenon's injection that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Arizona. 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. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2012 were eye procedures and injections.

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

doctor visit	400
eye procedures	501
injections	174

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2013 were eye procedures and injections.

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

eye procedures	793
injections	82

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	137
Female	175

**Ethnicity**
Non-Hispanic White	238
Black	0
Hispanic	48
Asian	12
Other	0
Native American	0

**Age**
From 65 to 74	143
From 75 to 84	87
85 and over	38
Less than 65	44

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2013

Hypertension	72
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	31
Depression	20
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	39
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2014 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

diagnostic imaging	18
eye procedures	1025
injections	192
ultrasound (sonogram)	18

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	146
Female	210

**Ethnicity**
Non-Hispanic White	265
Black	11
Hispanic	57
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	112
85 and over	56
Less than 65	38

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2014

Hypertension	61
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	31
Depression	17
Chronic Kidney Disease	23
Asthma	8
Osteoperosis	12
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	33
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2015 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

diagnostic imaging	16
eye procedures	1094
injections	174
ultrasound (sonogram)	16

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	342
Female	484

**Ethnicity**
Non-Hispanic White	658
Black	0
Hispanic	94
Asian	0
Other	0
Native American	22

**Age**
From 65 to 74	382
From 75 to 84	268
85 and over	104
Less than 65	72

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2015

Hypertension	65
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	32
Depression	17
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	33
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2016 were eye procedures and injections.

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

eye procedures	1183
injections	234

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	180
Female	219

**Ethnicity**
Non-Hispanic White	310
Black	11
Hispanic	53
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	180
From 75 to 84	120
85 and over	47
Less than 65	52

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2016

Hypertension	67
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	34
Depression	18
Chronic Kidney Disease	32
Asthma	11
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	34
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2017 were eye procedures and injections.

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

eye procedures	2237
injections	433

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	288
Female	335

**Ethnicity**
Non-Hispanic White	535
Black	0
Hispanic	49
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	247
From 75 to 84	222
85 and over	120
Less than 65	34

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2017

Hypertension	69
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	34
Depression	18
Chronic Kidney Disease	33
Asthma	7
Osteoperosis	11
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2018 were eye procedures and injections.

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

doctor visit	25
eye procedures	4943
injections	888

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	354
Female	487

**Ethnicity**
Non-Hispanic White	737
Black	0
Hispanic	55
Asian	11
Other	24
Native American	0

**Age**
From 65 to 74	302
From 75 to 84	309
85 and over	203
Less than 65	27

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2018

Hypertension	65
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	34
Depression	20
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	11
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2019 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

diagnostic imaging	23
eye procedures	5276
injections	963
ultrasound (sonogram)	23

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	366
Female	460

**Ethnicity**
Non-Hispanic White	720
Black	0
Hispanic	51
Asian	13
Other	29
Native American	0

**Age**
From 65 to 74	297
From 75 to 84	317
85 and over	189
Less than 65	23

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2019

Hypertension	64
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	33
Depression	18
Chronic Kidney Disease	32
Asthma	5
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2020 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

diagnostic imaging	18
doctor visit	20
eye procedures	4598
injections	959
ultrasound (sonogram)	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	356
Female	400

**Ethnicity**
Non-Hispanic White	669
Black	0
Hispanic	37
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	287
85 and over	186
Less than 65	24

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2020

Hypertension	60
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	32
Depression	19
Chronic Kidney Disease	32
Asthma	5
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	26
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2021 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

diagnostic imaging	25
doctor visit	39
eye procedures	6687
injections	1283
ultrasound (sonogram)	25

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	510
Female	693

**Ethnicity**
Non-Hispanic White	1064
Black	0
Hispanic	59
Asian	18
Other	41
Native American	0

**Age**
From 65 to 74	435
From 75 to 84	462
85 and over	277
Less than 65	29

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2021

Hypertension	63
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	31
Depression	19
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	12
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2022 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

diagnostic imaging	21
doctor visit	11
eye procedures	8032
injections	1549
ultrasound (sonogram)	21

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	579
Female	791

**Ethnicity**
Non-Hispanic White	1203
Black	0
Hispanic	77
Asian	20
Other	48
Native American	0

**Age**
From 65 to 74	475
From 75 to 84	563
85 and over	308
Less than 65	24

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2022

Hypertension	69
High Cholesterol	74
Stroke	7
Ischemic Heart Disease	25
Depression	17
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	18
Atrial Fibrilation	17
Heart Failure	10
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Dementia	5
Cancer	15

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2023 were eye procedures and injections.

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

eye procedures	7629
injections	1528

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	571
Female	760

**Ethnicity**
Non-Hispanic White	1170
Black	19
Hispanic	76
Asian	0
Other	48
Native American	0

**Age**
From 65 to 74	430
From 75 to 84	554
85 and over	322
Less than 65	25

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2023

Hypertension	71
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	27
Depression	18
Chronic Kidney Disease	27
Asthma	11
Osteoperosis	20
Atrial Fibrilation	18
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Dementia	4
Cancer	16

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ during 2024 were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

diagnostic imaging	16
eye procedures	7433
injections	1525
ultrasound (sonogram)	16

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	548
Female	728

**Ethnicity**
Non-Hispanic White	1123
Black	0
Hispanic	74
Asian	19
Other	41
Native American	0

**Age**
From 65 to 74	411
From 75 to 84	554
85 and over	289
Less than 65	22

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2024

Hypertension	70
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	28
Depression	18
Chronic Kidney Disease	26
Asthma	12
Osteoperosis	21
Atrial Fibrilation	18
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	5
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. John B. Christoforidis, MD for Medicare patients.

The highest averages for the top procedures that Dr. John B. Christoforidis, MD treated as a retina specialist in Tucson, AZ were eye procedures, injections, diagnostic imaging and ultrasound (sonogram).

diagnostic imaging	19
doctor visit	99
eye procedures	3956
injections	768
ultrasound (sonogram)	19

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. John B. Christoforidis, MD.

**Gender**
Male	336
Female	441

**Ethnicity**
Black / African American	3
Asian / Pacific Islander	7
Non-Hispanic White	668
Native American / Alaskan Native	1
Hispanic	56
Other	21

**Age**
75 to 84	296
85 and over	164
Less than 65	31
65 to 74	285

Average of Total of Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD From 2012 - 2024

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

Hypertension	61
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	26
Asthma	7
Osteoporosis	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Atrial Fibrillation	12
Cancer	11
Dementia	6

Education & Training

He completed residency at Maryland General Hospital. He has a state license in Ohio.

Residency: Maryland General Hospital

Licensed In: Ohio

Affiliations & Hospitals

Dr. John B. Christoforidis, MD is associated with these hospitals and organizations:

St. Joseph's Hospital

Chief of Ophthalmology

Banner University of Arizona, Tucson/AZ

Tucson/AZ

Ratings & Reviews

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General Payments

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

**Payments by Company**
Alimera Sciences, Inc.	$4,500 ILUVIEN $3,924	YUTIQ $556	$19
Genentech USA, Inc.	$746 VABYSMO $650	LUCENTIS $91	$5
EyePoint Pharmaceuticals US, Inc.	$569 YUTIQ $536	DEXYCU $33
Regeneron Healthcare Solutions, Inc.	$569 Eylea $263	EYLEA HD $162	EYLEA aflibercept injection $143
Novartis Pharmaceuticals Corporation	$547 BEOVU $149	$399
Other	$2,000 ACTHAR $354	Izervay $257	iDose $182	RXSIGHT LIGHT ADJUSTABLE LENS (RXLAL) $142	Cimerli $142	Other $922

**Types of Payments**
Food and Beverage	$8,777
Education	$154

Research Payments

Dr. John B. Christoforidis, MD has received 21 research payments totaling $56,312.

Biography

Dr. John Christoforidis is a vitreoretinal diseases (retina and vitreous) specialist. Dr. Christoforidis graduated from Ohio State University College of Medicine. He trained at Maryland General Hospital for his residency. He is professionally affiliated with St. Joseph's Hospital.

Select Year:

Dr. John B. Christoforidis, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John B. Christoforidis, MD in 2024

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. John B. Christoforidis, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. John B. Christoforidis, MD From 2012 - 2024

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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