In 2012, among providers in related specialties within Pennsylvania, Dr. Iwao K. Tanaka, MD performed more abdominal imaging, CT scan, knee X-ray, musculoskeletal imaging, neck ultrasound, pelvic imaging, spine imaging, and ultrasound (sonogram) procedures for Medicare patients than 75% of them and he also had a list price for abdominal MRI, limited abdominal ultrasound, MRI (magnetic resonance imaging), pelvic MRI, spine MRI, targeted breast ultrasound, and whole breast ultrasound 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. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2012 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	292
brain imaging (neuroimaging)	173
breast procedures	93
CT scan	418
hip imaging	53
MRI (magnetic resonance imaging)	41
musculoskeletal imaging	183
neck imaging	11
pelvic imaging	208
preventive care	78
spinal procedures	120
thoracic (chest) imaging	1069
ultrasound (sonogram)	160
vascular procedures	82
women's imaging	93
X-rays	1471

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2013 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	698
brain imaging (neuroimaging)	519
breast procedures	252
CT scan	1007
diagnostic imaging	42
gastrointestinal procedures	17
hip imaging	169
MRI (magnetic resonance imaging)	407
musculoskeletal imaging	566
neck imaging	47
pelvic imaging	460
preventive care	180
spinal procedures	417
thoracic (chest) imaging	2015
ultrasound (sonogram)	458
vascular procedures	246
women's imaging	271
X-rays	3039

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1434
Female	2270

**Ethnicity**
Non-Hispanic White	3547
Black	108
Hispanic	0
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	1283
From 75 to 84	1021
85 and over	678
Less than 65	722

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2013

Hypertension	74
High Cholesterol	63
Stroke	8
Ischemic Heart Disease	37
Depression	32
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	15
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2014 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	730
brain imaging (neuroimaging)	504
breast procedures	388
CT scan	1062
diagnostic imaging	75
gastrointestinal procedures	19
hip imaging	184
MRI (magnetic resonance imaging)	348
musculoskeletal imaging	576
neck imaging	67
pelvic imaging	476
preventive care	257
spinal procedures	478
thoracic (chest) imaging	2149
ultrasound (sonogram)	488
vascular procedures	216
women's imaging	401
X-rays	3408

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1485
Female	2435

**Ethnicity**
Non-Hispanic White	3760
Black	110
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	1369
From 75 to 84	1142
85 and over	694
Less than 65	715

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2014

Hypertension	72
High Cholesterol	61
Stroke	8
Ischemic Heart Disease	36
Depression	30
Chronic Kidney Disease	32
Asthma	9
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	23
Diabetes	34
Dementia	13
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2015 were X-rays, thoracic (chest) imaging, CT scan and musculoskeletal imaging.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	820
brain imaging (neuroimaging)	532
breast procedures	289
CT scan	1200
diagnostic imaging	43
hip imaging	276
MRI (magnetic resonance imaging)	334
musculoskeletal imaging	987
neck imaging	86
pelvic imaging	620
preventive care	154
spinal procedures	528
thoracic (chest) imaging	2052
ultrasound (sonogram)	630
vascular procedures	238
women's imaging	302
X-rays	3685

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	3322
Female	5132

**Ethnicity**
Non-Hispanic White	8094
Black	230
Hispanic	0
Asian	0
Other	72
Native American	0

**Age**
From 65 to 74	3152
From 75 to 84	2406
85 and over	1360
Less than 65	1536

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2015

Hypertension	71
High Cholesterol	59
Stroke	8
Ischemic Heart Disease	36
Depression	31
Chronic Kidney Disease	33
Asthma	15
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	24
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2016 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	922
brain imaging (neuroimaging)	567
breast procedures	257
CT scan	1361
diagnostic imaging	44
hip imaging	48
MRI (magnetic resonance imaging)	371
musculoskeletal imaging	891
neck imaging	84
pelvic imaging	611
preventive care	166
spinal procedures	550
thoracic (chest) imaging	2181
ultrasound (sonogram)	598
vascular procedures	206
women's imaging	257
X-rays	3545

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1914
Female	2829

**Ethnicity**
Non-Hispanic White	4536
Black	121
Hispanic	0
Asian	0
Other	51
Native American	0

**Age**
From 65 to 74	1883
From 75 to 84	1355
85 and over	688
Less than 65	817

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2016

Hypertension	73
High Cholesterol	61
Stroke	7
Ischemic Heart Disease	37
Depression	29
Chronic Kidney Disease	38
Asthma	26
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	24
Chronic Obstructive Pulmonary Disease	23
Diabetes	34
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2017 were X-rays, thoracic (chest) imaging, CT scan and abdominal imaging.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	804
brain imaging (neuroimaging)	511
breast procedures	386
CT scan	1230
diagnostic imaging	53
hip imaging	16
MRI (magnetic resonance imaging)	359
musculoskeletal imaging	665
neck imaging	58
pelvic imaging	556
preventive care	273
spinal procedures	387
thoracic (chest) imaging	1888
ultrasound (sonogram)	552
vascular procedures	207
women's imaging	397
X-rays	2914

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1665
Female	2590

**Ethnicity**
Non-Hispanic White	4064
Black	116
Hispanic	0
Asian	0
Other	48
Native American	0

**Age**
From 65 to 74	1731
From 75 to 84	1192
85 and over	631
Less than 65	701

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2017

Hypertension	74
High Cholesterol	60
Stroke	7
Ischemic Heart Disease	38
Depression	30
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	24
Chronic Obstructive Pulmonary Disease	23
Diabetes	34
Dementia	16
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2018 were CT scan, X-rays, abdominal imaging and ultrasound (sonogram).

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	705
brain imaging (neuroimaging)	508
breast procedures	520
CT scan	1200
diagnostic imaging	49
hip imaging	13
MRI (magnetic resonance imaging)	315
musculoskeletal imaging	572
neck imaging	61
pelvic imaging	492
preventive care	362
spinal procedures	388
thoracic (chest) imaging	264
ultrasound (sonogram)	579
vascular procedures	183
women's imaging	520
X-rays	1198

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1477
Female	2407

**Ethnicity**
Non-Hispanic White	3731
Black	82
Hispanic	0
Asian	0
Other	46
Native American	0

**Age**
From 65 to 74	1649
From 75 to 84	1098
85 and over	541
Less than 65	596

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2018

Hypertension	74
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	38
Depression	34
Chronic Kidney Disease	40
Asthma	8
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2019 were CT scan, X-rays, abdominal imaging and brain imaging (neuroimaging).

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	686
brain imaging (neuroimaging)	592
breast procedures	441
CT scan	1448
diagnostic imaging	25
hip imaging	24
MRI (magnetic resonance imaging)	390
musculoskeletal imaging	490
neck imaging	79
pelvic imaging	536
preventive care	371
spinal procedures	487
thoracic (chest) imaging	307
ultrasound (sonogram)	482
vascular procedures	180
women's imaging	441
X-rays	1096

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1628
Female	2493

**Ethnicity**
Non-Hispanic White	3948
Black	99
Hispanic	0
Asian	0
Other	50
Native American	0

**Age**
From 65 to 74	1783
From 75 to 84	1122
85 and over	596
Less than 65	620

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2019

Hypertension	72
High Cholesterol	65
Stroke	8
Ischemic Heart Disease	36
Depression	34
Chronic Kidney Disease	41
Asthma	7
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	24
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2020 were CT scan, X-rays, abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	607
brain imaging (neuroimaging)	472
breast procedures	452
CT scan	1365
diagnostic imaging	48
hip imaging	17
MRI (magnetic resonance imaging)	230
musculoskeletal imaging	311
neck imaging	49
pelvic imaging	505
preventive care	300
spinal procedures	383
thoracic (chest) imaging	275
ultrasound (sonogram)	428
vascular procedures	116
women's imaging	452
X-rays	739

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1264
Female	1939

**Ethnicity**
Non-Hispanic White	3057
Black	81
Hispanic	0
Asian	0
Other	48
Native American	0

**Age**
From 65 to 74	1435
From 75 to 84	874
85 and over	440
Less than 65	454

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2020

Hypertension	74
High Cholesterol	65
Stroke	7
Ischemic Heart Disease	40
Depression	34
Chronic Kidney Disease	42
Asthma	9
Osteoperosis	13
Atrial Fibrilation	16
Heart Failure	25
Chronic Obstructive Pulmonary Disease	23
Diabetes	33
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2021 were CT scan, X-rays, abdominal imaging and pelvic imaging.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	624
brain imaging (neuroimaging)	452
breast procedures	383
CT scan	1325
diagnostic imaging	82
hip imaging	11
MRI (magnetic resonance imaging)	209
musculoskeletal imaging	341
neck imaging	28
pelvic imaging	500
preventive care	115
spinal procedures	406
thoracic (chest) imaging	248
ultrasound (sonogram)	485
vascular procedures	111
women's imaging	383
X-rays	692

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1375
Female	1947

**Ethnicity**
Non-Hispanic White	3170
Black	73
Hispanic	0
Asian	0
Other	57
Native American	0

**Age**
From 65 to 74	1505
From 75 to 84	950
85 and over	443
Less than 65	424

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2021

Hypertension	74
High Cholesterol	67
Stroke	8
Ischemic Heart Disease	39
Depression	32
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	14
Atrial Fibrilation	16
Heart Failure	24
Chronic Obstructive Pulmonary Disease	21
Diabetes	33
Dementia	14
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA during 2022 were CT scan, X-rays, abdominal imaging and spinal procedures.

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

abdominal imaging	522
brain imaging (neuroimaging)	378
breast procedures	381
CT scan	1222
diagnostic imaging	76
MRI (magnetic resonance imaging)	168
musculoskeletal imaging	360
neck imaging	57
pelvic imaging	457
preventive care	151
spinal procedures	459
thoracic (chest) imaging	236
ultrasound (sonogram)	439
vascular procedures	106
women's imaging	381
X-rays	787

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Male	1241
Female	1844

**Ethnicity**
Non-Hispanic White	2930
Black	75
Hispanic	0
Asian	0
Other	55
Native American	0

**Age**
From 65 to 74	1397
From 75 to 84	943
85 and over	390
Less than 65	355

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	27
Depression	31
Chronic Kidney Disease	28
Asthma	11
Osteoperosis	19
Atrial Fibrilation	23
Heart Failure	22
Chronic Obstructive Pulmonary Disease	25
Diabetes	34
Dementia	10
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Iwao K. Tanaka, MD for Medicare patients.

The highest averages for the top procedures that Dr. Iwao K. Tanaka, MD treated as a diagnostic radiologist in Williamsport, PA were X-rays, CT scan, thoracic (chest) imaging and abdominal imaging.

abdominal imaging	673
brain imaging (neuroimaging)	473
breast procedures	349
CT scan	1167
diagnostic imaging	53
gastrointestinal procedures	18
hip imaging	81
MRI (magnetic resonance imaging)	288
musculoskeletal imaging	540
neck imaging	57
pelvic imaging	492
preventive care	218
spinal procedures	418
thoracic (chest) imaging	1153
ultrasound (sonogram)	481
vascular procedures	171
women's imaging	354
X-rays	2052

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Iwao K. Tanaka, MD.

**Gender**
Female	2353
Male	1527

**Ethnicity**
Black / African American	99
Asian / Pacific Islander	0
Non-Hispanic White	3712
Native American / Alaskan Native	0
Hispanic	0
Other	43

**Age**
85 and over	587
75 to 84	1100
Less than 65	630
65 to 74	1562

Average of Total of Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD From 2012 - 2022

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

Hypertension	66
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	33
Depression	28
Chronic Kidney Disease	33
Asthma	10
Osteoporosis	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Atrial Fibrillation	14
Dementia	12
Cancer	13

Education & Training

He has a state license in New York.

Licensed In: New York

Ratings & Reviews

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General Payments

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

**Payments by Company**
Bayer HealthCare LLC	$94 Gadavist $60	Eovist $34
Bayer HealthCare Pharmaceuticals Inc.	$37 Eovist $22	Gadavist $15
Siemens Medical Solutions USA, Inc.	$32 USD Ultrasound Systems $17	XP - Special Products $15
Abbott Laboratories	$17 Assurity Pacemaker $17

**Types of Payments**
Food and Beverage	$180

Biography

Dr. Iwao Tanaka's medical specialty is general practice and diagnostic radiology. Dr. Tanaka graduated from UMDNJ-Robert Wood Johnson Medical School and UMDNJ-New Jersey Medical School.

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Dr. Iwao K. Tanaka, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Iwao K. Tanaka, MD in 2023

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. Iwao K. Tanaka, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Iwao K. Tanaka, MD 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. Iwao K. Tanaka, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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