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Dr. Delfin Santos, MD

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Specializes in: Adult Rheumatology

135 Barclay Circle Suite 100
Rochester, MI 48307

(248) 852-2277

Dr. Delfin Santos, MD is a rheumatologist in Rochester, MI specializing in adult rheumatology.

Office Locations

135 Barclay Circle Suite 100
Rochester, MI 48307

(248) 852-2277

(248) 852-2552

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Noteworthy Medicare Patient Procedures Performed by Dr. Delfin Santos, MD in 2023

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

Top 25%

By Volume:

biological response modifier therapy

intravenous infusion therapy

intravenous chemotherapy

In 2013, Dr. Delfin Santos, MD performed more biological response modifier (BRM) therapy, intravenous infusion therapy, and intravenous (IV) chemotherapy procedures for Medicare patients than 75% of providers in related specialties within Michigan.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2013 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	298
doctor visit	943
injections	298
musculoskeletal imaging	15
skin testing	12
tuberculosis (TB) testing	12
X-rays	15

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	104
Female	305

**Ethnicity**
Non-Hispanic White	380
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	192
From 75 to 84	120
85 and over	36
Less than 65	61

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2013

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	68
High Cholesterol	60
Stroke	6
Ischemic Heart Disease	44
Depression	18
Chronic Kidney Disease	18
Asthma	11
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	27
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2014 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	264
doctor visit	932
injections	264
musculoskeletal imaging	15
X-rays	15

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	108
Female	305

**Ethnicity**
Non-Hispanic White	378
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	190
From 75 to 84	124
85 and over	37
Less than 65	62

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2014

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2014 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	39
Depression	21
Chronic Kidney Disease	14
Asthma	12
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2015 were aspiration, injections, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	247
doctor visit	899
injections	247
musculoskeletal imaging	11
X-rays	11

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	190
Female	630

**Ethnicity**
Non-Hispanic White	750
Black	0
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	446
From 75 to 84	208
85 and over	52
Less than 65	114

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2015

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2015 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	64
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	35
Depression	17
Chronic Kidney Disease	16
Asthma	13
Osteoperosis	13
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	25
Dementia	7
Cancer	6

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2016 were aspiration and injections.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	171
doctor visit	992
injections	171

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	115
Female	322

**Ethnicity**
Non-Hispanic White	398
Black	14
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	109
85 and over	30
Less than 65	70

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2016

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2016 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	70
High Cholesterol	53
Stroke	3
Ischemic Heart Disease	36
Depression	18
Chronic Kidney Disease	26
Asthma	19
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2017 were aspiration, injections, minimally invasive procedures and X-rays.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	172
doctor visit	1021
injections	172
minimally invasive procedures	64
musculoskeletal imaging	16
X-rays	16

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	95
Female	344

**Ethnicity**
Non-Hispanic White	400
Black	15
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	112
85 and over	38
Less than 65	59

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2017

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2017 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	42
Stroke	4
Ischemic Heart Disease	33
Depression	24
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	15
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	11
Cancer	5

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2018 were minimally invasive procedures, aspiration, injections and chemotherapy.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	114
biological response modifier (BRM) therapy	68
chemotherapy	68
doctor visit	965
injections	114
minimally invasive procedures	207

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	110
Female	330

**Ethnicity**
Non-Hispanic White	407
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	125
85 and over	34
Less than 65	53

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2018

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2018 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	36
Depression	21
Chronic Kidney Disease	26
Asthma	10
Osteoperosis	15
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	11
Cancer	6

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2019 were minimally invasive procedures, injections, aspiration and chemotherapy.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	96
biological response modifier (BRM) therapy	50
chemotherapy	50
doctor visit	848
injections	117
minimally invasive procedures	287

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	122
Female	336

**Ethnicity**
Non-Hispanic White	428
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	238
From 75 to 84	134
85 and over	34
Less than 65	52

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2019

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2019 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	67
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	37
Depression	25
Chronic Kidney Disease	27
Asthma	14
Osteoperosis	16
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2020 were minimally invasive procedures, aspiration, injections and chemotherapy.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	112
biological response modifier (BRM) therapy	47
chemotherapy	47
doctor visit	941
injections	112
minimally invasive procedures	328

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	133
Female	328

**Ethnicity**
Non-Hispanic White	431
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	138
85 and over	34
Less than 65	59

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2020

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2020 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	65
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	35
Depression	24
Chronic Kidney Disease	25
Asthma	10
Osteoperosis	15
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	23
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2021 were minimally invasive procedures, aspiration, injections and chemotherapy.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	66
biological response modifier (BRM) therapy	53
chemotherapy	53
doctor visit	1200
injections	66
minimally invasive procedures	341

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	147
Female	398

**Ethnicity**
Non-Hispanic White	503
Black	12
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	281
From 75 to 84	160
85 and over	42
Less than 65	62

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2021

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2021 were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	36
Depression	23
Chronic Kidney Disease	25
Asthma	11
Osteoperosis	13
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	23
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2022 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and aspiration.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

aspiration	54
biological response modifier (BRM) therapy	154
chemotherapy	154
doctor visit	1263
injections	54
minimally invasive procedures	404

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	154
Female	424

**Ethnicity**
Non-Hispanic White	537
Black	11
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	284
From 75 to 84	189
85 and over	50
Less than 65	55

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2022

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2022 were hypertension, high cholesterol, ischemic heart disease and depression.

Hypertension	75
High Cholesterol	72
Stroke	8
Ischemic Heart Disease	29
Depression	25
Chronic Kidney Disease	17
Asthma	15
Osteoperosis	21
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	19
Diabetes	24
Dementia	4
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI during 2023 were chemotherapy, biological response modifier (BRM) therapy and minimally invasive procedures.

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

biological response modifier (BRM) therapy	271
chemotherapy	271
doctor visit	258
minimally invasive procedures	271

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Male	64
Female	177

**Ethnicity**
Non-Hispanic White	218
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	87
85 and over	23
Less than 65	22

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2023

The most common conditions of Medicare patients that Dr. Delfin Santos, MD treated during 2023 were hypertension, high cholesterol, ischemic heart disease and osteoperosis.

Hypertension	75
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	32
Depression	24
Chronic Kidney Disease	18
Asthma	16
Osteoperosis	27
Atrial Fibrilation	19
Heart Failure	10
Chronic Obstructive Pulmonary Disease	18
Diabetes	23
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Delfin Santos, MD for Medicare patients.

The highest averages for the top procedures that Dr. Delfin Santos, MD treated as a rheumatologist in Rochester, MI were minimally invasive procedures, injections, aspiration and chemotherapy.

aspiration	159
biological response modifier (BRM) therapy	107
chemotherapy	107
doctor visit	932
injections	161
minimally invasive procedures	271
musculoskeletal imaging	14
skin testing	12
tuberculosis (TB) testing	12
X-rays	14

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Delfin Santos, MD.

**Gender**
Female	354
Male	122

**Ethnicity**
Black / African American	6
Asian / Pacific Islander	0
Non-Hispanic White	439
Hispanic	2
Native American / Alaskan Native	0
Other	5

**Age**
85 and over	37
75 to 84	136
Less than 65	60
65 to 74	241

Average of Total of Conditions of Medicare patients treated by Dr. Delfin Santos, MD From 2013 - 2023

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

Hypertension	68
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	35
Depression	21
Chronic Kidney Disease	21
Asthma	13
Osteoporosis	15
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	24
Atrial Fibrillation	10
Cancer	8
Dementia	7

Education & Training

He has a state license in Michigan.

Licensed In: Michigan

Ratings & Reviews

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General Payments

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

**Payments by Company**
Celgene Corporation	$470,148 Otezla $469,256	$892
Amgen Inc.	$77,156 Otezla $70,626	Prolia $867	Enbrel $824	Tavneos $201	AVSOLA $140	Other $4,498
Pfizer Inc.	$51,309 XELJANZ $50,798	INFLECTRA $412	ELIQUIS $25	PAXLOVID $22	CHANTIX $19	Other $33
AbbVie, Inc.	$33,432 Humira $15,678	Lupron $4,085	Rinvoq $56	$13,612
AbbVie Inc.	$29,223 Rinvoq $23,742	Humira $4,235	Skyrizi $1,246
Other	$49,653 Rituxan $12,675	Colcrys $6,076	STELARA $5,504	Actemra $4,139	SIMPONI $3,679	Other $17,580

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$502,736
Travel and Lodging	$115,164
Consulting Fee	$61,709
Food and Beverage	$30,717
Education	$354
Other	$240

Biography

Dr. Delfin Santos is a specialist in adult rheumatology. He works in Rochester, MI. Dr. Santos has obtained a license to practice in Michigan.

Select Year:

Dr. Delfin Santos, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Delfin Santos, MD in 2023

By Volume:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Delfin Santos, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Delfin Santos, MD From 2013 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Rochester, MI