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Dr. Ian B. Deroock, MD

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(Dr. Ian Deroock, M.D.)

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Specializes in: Medical Oncology, Adult Oncology and Adult Hematology

University of Arizona College of Medicine

Professional interests include: pancreatic cancer, non-Hodgkin's lymphoma, Hodgkin's lymphoma, and more.

695 S Dobson Road
Chandler, AZ 85224

(480) 821-2838

Dr. Ian B. Deroock, MD is a medical oncologist in Gilbert, AZ specializing in medical oncology, adult oncology and adult hematology. He graduated from University of Arizona College of Medicine. Dr. Ian B. Deroock, MD is affiliated with Revere Medical, Dignity Health, Ironwood Cancer & Research Centers, Chandler Regional Medical Center Mercy Gilbert Medical Center and IRONWOOD PHYSICIANS PC.

Office Locations

Ironwood Cancer & Research Centers

3686 S. Rome Street
Gilbert, AZ 85297

(480) 890-7705

(480) 398-8095

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695 S Dobson Road
Chandler, AZ 85224

(480) 821-2838

(480) 821-9444

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Noteworthy Medicare Patient Procedures Performed by Dr. Ian B. Deroock, MD in 2023

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

Top 5%

By Affordability:

antineoplastic hormone therapy

inpatient hospital care

intravenous infusion therapy

intravenous infusion

thoracic imaging

In 2023, Dr. Ian B. Deroock, MD had a list price for antineoplastic hormone therapy, chest CT scan, CT scan, hormone therapy, hospital care, inpatient care, inpatient hospital care (for patient admitted to hospital), intravenous infusion therapy, intravenous (IV) infusion, and thoracic (chest) imaging that was lower than the list prices billed to Medicare by 95% 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.

Top 25%

By Volume:

antineoplastic hormone therapy

In 2012, Dr. Ian B. Deroock, MD performed more antineoplastic hormone therapy procedures for Medicare patients than 75% of providers in related specialties within Arizona.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2012 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	22
biological response modifier (BRM) therapy	275
chemotherapy	275
CT scan	35
doctor visit	750
hospital care	311
inpatient care	311
minimally invasive procedures	373
pelvic imaging	22
port flush	47
thoracic (chest) imaging	13

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2013 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	37
biological response modifier (BRM) therapy	281
chemotherapy	281
CT scan	89
doctor visit	907
hospital care	351
inpatient care	351
minimally invasive procedures	436
pelvic imaging	37
port flush	56
thoracic (chest) imaging	52

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	269
Female	304

**Ethnicity**
Non-Hispanic White	465
Black	23
Hispanic	44
Asian	18
Other	0
Native American	0

**Age**
From 65 to 74	287
From 75 to 84	179
85 and over	53
Less than 65	54

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2013

Hypertension	72
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	39
Depression	16
Chronic Kidney Disease	40
Asthma	8
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	24
Chronic Obstructive Pulmonary Disease	19
Diabetes	34
Dementia	8
Cancer	41

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2014 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	62
biological response modifier (BRM) therapy	189
chemotherapy	189
CT scan	123
doctor visit	951
hospital care	335
inpatient care	335
minimally invasive procedures	408
pelvic imaging	62
port flush	50
thoracic (chest) imaging	61

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	301
Female	349

**Ethnicity**
Non-Hispanic White	520
Black	19
Hispanic	55
Asian	0
Other	0
Native American	38

**Age**
From 65 to 74	317
From 75 to 84	205
85 and over	60
Less than 65	68

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2014

Hypertension	72
High Cholesterol	58
Stroke	8
Ischemic Heart Disease	42
Depression	23
Chronic Kidney Disease	42
Asthma	10
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	22
Chronic Obstructive Pulmonary Disease	24
Diabetes	38
Dementia	9
Cancer	38

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2015 were hospital care, inpatient care, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	56
biological response modifier (BRM) therapy	253
chemotherapy	253
CT scan	124
doctor visit	1077
hospital care	437
inpatient care	437
minimally invasive procedures	381
pelvic imaging	56
port flush	32
thoracic (chest) imaging	68

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	616
Female	754

**Ethnicity**
Non-Hispanic White	1100
Black	48
Hispanic	110
Asian	0
Other	0
Native American	66

**Age**
From 65 to 74	648
From 75 to 84	432
85 and over	138
Less than 65	152

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2015

Hypertension	74
High Cholesterol	57
Stroke	9
Ischemic Heart Disease	40
Depression	23
Chronic Kidney Disease	43
Asthma	18
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	22
Chronic Obstructive Pulmonary Disease	23
Diabetes	35
Dementia	8
Cancer	38

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2016 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	75
biological response modifier (BRM) therapy	383
chemotherapy	383
CT scan	163
doctor visit	1205
hormone therapy	33
hospital care	438
inpatient care	438
lab tests	20
minimally invasive procedures	525
pelvic imaging	75
port flush	47
thoracic (chest) imaging	88

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	312
Female	388

**Ethnicity**
Non-Hispanic White	555
Black	41
Hispanic	51
Asian	13
Other	13
Native American	27

**Age**
From 65 to 74	324
From 75 to 84	231
85 and over	71
Less than 65	74

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2016

Hypertension	75
High Cholesterol	63
Stroke	9
Ischemic Heart Disease	41
Depression	22
Chronic Kidney Disease	47
Asthma	24
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	23
Diabetes	39
Dementia	11
Cancer	36

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2017 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	99
biological response modifier (BRM) therapy	326
chemotherapy	326
CT scan	208
doctor visit	1163
hormone therapy	44
hospital care	357
inpatient care	357
minimally invasive procedures	471
pelvic imaging	99
port flush	34
thoracic (chest) imaging	109

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	316
Female	387

**Ethnicity**
Non-Hispanic White	566
Black	32
Hispanic	47
Asian	0
Other	0
Native American	30

**Age**
From 65 to 74	321
From 75 to 84	247
85 and over	64
Less than 65	71

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2017

Hypertension	75
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	42
Depression	22
Chronic Kidney Disease	48
Asthma	12
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	22
Chronic Obstructive Pulmonary Disease	24
Diabetes	35
Dementia	11
Cancer	38

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2018 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	100
biological response modifier (BRM) therapy	244
chemotherapy	244
CT scan	210
doctor visit	1241
hormone therapy	40
hospital care	325
inpatient care	325
minimally invasive procedures	367
pelvic imaging	100
port flush	33
thoracic (chest) imaging	110

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	307
Female	327

**Ethnicity**
Non-Hispanic White	520
Black	25
Hispanic	46
Asian	0
Other	0
Native American	25

**Age**
From 65 to 74	304
From 75 to 84	211
85 and over	61
Less than 65	58

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2018

Hypertension	74
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	42
Depression	22
Chronic Kidney Disease	49
Asthma	8
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	19
Chronic Obstructive Pulmonary Disease	20
Diabetes	33
Dementia	11
Cancer	38

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2019 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	99
biological response modifier (BRM) therapy	329
chemotherapy	329
CT scan	208
doctor visit	1219
hormone therapy	51
hospital care	318
inpatient care	318
minimally invasive procedures	429
pelvic imaging	99
port flush	31
thoracic (chest) imaging	109

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	294
Female	366

**Ethnicity**
Non-Hispanic White	541
Black	22
Hispanic	54
Asian	0
Other	0
Native American	24

**Age**
From 65 to 74	329
From 75 to 84	224
85 and over	60
Less than 65	47

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2019

Hypertension	74
High Cholesterol	65
Stroke	8
Ischemic Heart Disease	43
Depression	23
Chronic Kidney Disease	47
Asthma	9
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	33
Dementia	10
Cancer	38

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2020 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	76
biological response modifier (BRM) therapy	285
chemotherapy	285
CT scan	162
doctor visit	979
hormone therapy	96
hospital care	226
inpatient care	226
minimally invasive procedures	367
pelvic imaging	76
port flush	25
thoracic (chest) imaging	86

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	263
Female	339

**Ethnicity**
Non-Hispanic White	496
Black	22
Hispanic	46
Asian	0
Other	0
Native American	17

**Age**
From 65 to 74	261
From 75 to 84	240
85 and over	60
Less than 65	41

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2020

Hypertension	74
High Cholesterol	66
Stroke	7
Ischemic Heart Disease	42
Depression	25
Chronic Kidney Disease	48
Asthma	10
Osteoperosis	14
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	19
Diabetes	33
Dementia	12
Cancer	36

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2021 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

abdominal imaging	62
biological response modifier (BRM) therapy	240
chemotherapy	240
CT scan	133
doctor visit	1007
hormone therapy	140
hospital care	197
inpatient care	197
minimally invasive procedures	342
pelvic imaging	62
port flush	29
thoracic (chest) imaging	71

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	235
Female	302

**Ethnicity**
Non-Hispanic White	441
Black	22
Hispanic	43
Asian	0
Other	0
Native American	13

**Age**
From 65 to 74	239
From 75 to 84	209
85 and over	61
Less than 65	28

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2021

Hypertension	73
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	40
Depression	25
Chronic Kidney Disease	48
Asthma	9
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	34
Dementia	11
Cancer	38

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ during 2022 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

biological response modifier (BRM) therapy	274
chemotherapy	274
doctor visit	813
hormone therapy	92
hospital care	243
inpatient care	243
minimally invasive procedures	366

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	266
Female	338

**Ethnicity**
Non-Hispanic White	503
Black	22
Hispanic	44
Asian	12
Other	11
Native American	12

**Age**
From 65 to 74	244
From 75 to 84	267
85 and over	68
Less than 65	25

Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	35
Depression	20
Chronic Kidney Disease	37
Asthma	10
Osteoperosis	17
Atrial Fibrilation	23
Heart Failure	19
Chronic Obstructive Pulmonary Disease	21
Diabetes	35
Dementia	7
Cancer	42

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ian B. Deroock, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ian B. Deroock, MD treated as a medical oncologist in Gilbert, AZ were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

abdominal imaging	68
biological response modifier (BRM) therapy	279
chemotherapy	279
CT scan	145
doctor visit	1028
hormone therapy	70
hospital care	321
inpatient care	321
lab tests	20
minimally invasive procedures	405
pelvic imaging	68
thoracic (chest) imaging	76

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ian B. Deroock, MD.

**Gender**
Male	289
Female	350

**Ethnicity**
Black / African American	25
Asian / Pacific Islander	3
Non-Hispanic White	518
Native American / Alaskan Native	22
Hispanic	49
Other	2

**Age**
75 to 84	222
85 and over	63
Less than 65	56
65 to 74	297

Average of Total of Conditions of Medicare patients treated by Dr. Ian B. Deroock, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Ian B. Deroock, MD treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	67
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	36
Depression	20
Chronic Kidney Disease	40
Asthma	10
Osteoporosis	10
Heart Failure	18
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Atrial Fibrillation	14
Dementia	8
Cancer	34

Education & Training

Dr. Ian B. Deroock, MD graduated from University of Arizona College of Medicine. He completed residency at University of California Affiliated Hospitals. He is certified by the Internal Medicine, Hematology and Medical Oncology and has a state license in Arizona.

Medical School: University of Arizona College of Medicine

Residency: University of California Affiliated Hospitals

Board Certification: Internal Medicine, Hematology and Medical Oncology

Licensed In: Arizona

Affiliations & Hospitals

Dr. Ian B. Deroock, MD is associated with these hospitals and organizations:

Revere Medical

Dignity Health

Ironwood Cancer & Research Centers

Chandler Regional Medical Center Mercy Gilbert Medical Center

IRONWOOD PHYSICIANS PC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$1,774 KISQALI $405	TASIGNA $369	PROMACTA $140	SCEMBLIX $103	AFINITOR $98	Other $660
Janssen Biotech, Inc.	$1,174 IMBRUVICA $728	DARZALEX $185	Erleada $105	Balversa $22	YONDELIS $14	Other $119
Genentech USA, Inc.	$1,075 TECENTRIQ $216	Avastin $152	Gazyva $111	Alecensa $84	GAVRETO $84	Other $430
McKesson Specialty Care Distribution Corp.	$732 $732
Celgene Corporation	$713 Reblozyl $245	Pomalyst $152	Abraxane $123	Istodax $66	$127
Other	$11,969 OPDIVO $560	KEYTRUDA $530	Lenvima $439	IMBRUVICA $395	LIBTAYO $385	Other $9,660

**Types of Payments**
Food and Beverage	$15,704
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$732
Long term medical supply or device loan	$533
Education	$467

Biography

Dr. Ian Deroock is an adult hematology, adult oncology, and medical oncology specialist. His clinical interests include esophageal cancer, chronic myeloid leukemia (CML), and rectal cancer. Dr. Deroock's hospital/clinic affiliations include Revere Medical, Dignity Health, and Ironwood Cancer & Research Centers. According to Revere Medical, new patients are welcome to contact his office in Gilbert, AZ. His education and training includes medical school at the University of Arizona College of Medicine and residency at a hospital affiliated with the University of California. Dr. Deroock has received the following distinction: Physician of the Month, Mercy Gilbert Medical Center. In addition to English, Dr. Deroock (or staff) speaks Spanish. He also offers interpreting services for his patients.