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Dr. John K. Bartnik, MD

(No ratings)

Specializes in: Adult Oncology and Adult Hematology

2431 S M 30
West Branch, MI 48661

(989) 343-2487

Dr. John K. Bartnik, MD is an oncologist in Caro, MI specializing in adult oncology and adult hematology. Dr. John K. Bartnik, MD is affiliated with McLaren Health Care.

Office Locations

McLaren Health Care

2050 East Caro Road
Caro, MI 48723

(989) 672-5001

open_in_new

2431 S M 30
West Branch, MI 48661

(989) 343-2487

(989) 343-2489

open_in_new

5400 Mackinaw Road Suite 4200
Saginaw, MI 48604

(989) 791-2330

(989) 791-2329

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Noteworthy Medicare Patient Procedures Performed by Dr. John K. Bartnik, MD in 2023

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

Top 10%

By Affordability:

intravenous infusion therapy

iron tests

liver function tests

In 2023, Dr. John K. Bartnik, MD had a list price for intravenous infusion therapy, iron tests, and liver function tests (LFTs) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Michigan. 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:

inpatient hospital care

port flush

By Affordability:

blood count tests

blood draw

blood draw for lab tests

complete blood count

intravenous infusion

lactate dehydrogenase test

phlebotomy for lab tests

thyroid blood test

thyroid function tests

venipuncture

In 2012, among providers in related specialties within Michigan, Dr. John K. Bartnik, MD performed more inpatient hospital care (for patient admitted to hospital), and port flush procedures for Medicare patients than 75% of them and he also had a list price for blood count tests, blood draw, blood draw for lab tests, complete blood count (CBC), intravenous (IV) infusion, lactate dehydrogenase (LDH) test, phlebotomy for lab tests, thyroid blood test, thyroid function tests, and venipuncture (phlebotomy) 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. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2012 were lab tests, inpatient care, hospital care and chemotherapy.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

aspiration	20
biological response modifier (BRM) therapy	1597
blood draw	399
bone marrow tests	39
chemotherapy	1597
diagnostic procedures	39
doctor visit	2591
hospital care	1685
inpatient care	1685
lab tests	2207
minimally invasive procedures	1578
musculoskeletal imaging	25
port flush	214
X-rays	25

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2013 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

aspiration	19
biological response modifier (BRM) therapy	1490
blood draw	385
bone marrow tests	38
chemotherapy	1490
diagnostic procedures	38
doctor visit	2239
hormone therapy	93
hospital care	1253
inpatient care	1253
lab tests	2221
minimally invasive procedures	1535
musculoskeletal imaging	27
port flush	137
X-rays	27

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	399
Female	591

**Ethnicity**
Non-Hispanic White	876
Black	83
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	365
From 75 to 84	337
85 and over	127
Less than 65	161

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2013

Hypertension	71
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	51
Depression	24
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	29
Chronic Obstructive Pulmonary Disease	32
Diabetes	40
Dementia	11
Cancer	51

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2014 were lab tests, inpatient care, hospital care and minimally invasive procedures.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

aspiration	22
biological response modifier (BRM) therapy	939
blood draw	711
bone marrow tests	44
chemotherapy	939
diagnostic procedures	44
doctor visit	1956
hormone therapy	92
hospital care	1149
inpatient care	1149
lab tests	3218
minimally invasive procedures	1114
musculoskeletal imaging	28
port flush	95
preventive care	83
vaccines	83
X-rays	28

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	357
Female	562

**Ethnicity**
Non-Hispanic White	809
Black	79
Hispanic	18
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	343
From 75 to 84	296
85 and over	108
Less than 65	172

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2014

Hypertension	73
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	49
Depression	28
Chronic Kidney Disease	33
Asthma	10
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	27
Chronic Obstructive Pulmonary Disease	29
Diabetes	39
Dementia	11
Cancer	50

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2015 were lab tests, inpatient care, hospital care and minimally invasive procedures.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

aspiration	20
biological response modifier (BRM) therapy	615
blood draw	625
bone marrow tests	41
chemotherapy	615
diagnostic procedures	41
doctor visit	1870
hormone therapy	54
hospital care	943
inpatient care	943
lab tests	2602
minimally invasive procedures	723
musculoskeletal imaging	38
port flush	72
preventive care	33
vaccines	33
X-rays	38

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	710
Female	1124

**Ethnicity**
Non-Hispanic White	1630
Black	142
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	700
From 75 to 84	610
85 and over	222
Less than 65	302

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2015

Hypertension	72
High Cholesterol	59
Stroke	8
Ischemic Heart Disease	50
Depression	25
Chronic Kidney Disease	35
Asthma	16
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	29
Chronic Obstructive Pulmonary Disease	26
Diabetes	35
Dementia	11
Cancer	48

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2016 were lab tests, inpatient care, hospital care and minimally invasive procedures.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

biological response modifier (BRM) therapy	620
blood draw	582
chemotherapy	620
doctor visit	1916
hormone therapy	56
hospital care	1156
inpatient care	1156
lab tests	2671
minimally invasive procedures	696
musculoskeletal imaging	12
port flush	101
preventive care	39
vaccines	39
X-rays	12

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	450
Female	642

**Ethnicity**
Non-Hispanic White	962
Black	92
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	439
From 75 to 84	369
85 and over	114
Less than 65	170

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2016

Hypertension	75
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	48
Depression	25
Chronic Kidney Disease	42
Asthma	31
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	27
Chronic Obstructive Pulmonary Disease	28
Diabetes	39
Dementia	14
Cancer	49

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2017 were lab tests, inpatient care, hospital care and minimally invasive procedures.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

aspiration	12
biological response modifier (BRM) therapy	568
blood draw	634
bone marrow tests	25
chemotherapy	568
diagnostic procedures	25
doctor visit	1468
hormone therapy	66
hospital care	906
inpatient care	906
lab tests	2559
minimally invasive procedures	654
musculoskeletal imaging	24
port flush	94
preventive care	20
vaccines	20
X-rays	24

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	412
Female	550

**Ethnicity**
Non-Hispanic White	835
Black	82
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	374
From 75 to 84	347
85 and over	90
Less than 65	151

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2017

Hypertension	75
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	48
Depression	29
Chronic Kidney Disease	44
Asthma	9
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	26
Chronic Obstructive Pulmonary Disease	29
Diabetes	37
Dementia	15
Cancer	51

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2018 were lab tests, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

biological response modifier (BRM) therapy	618
blood draw	506
chemotherapy	618
doctor visit	1329
hormone therapy	50
hospital care	725
inpatient care	725
lab tests	2320
minimally invasive procedures	676
port flush	78
preventive care	16
vaccines	16

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	364
Female	439

**Ethnicity**
Non-Hispanic White	703
Black	68
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	305
From 75 to 84	285
85 and over	78
Less than 65	135

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2018

Hypertension	74
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	48
Depression	28
Chronic Kidney Disease	44
Asthma	7
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	24
Chronic Obstructive Pulmonary Disease	27
Diabetes	37
Dementia	16
Cancer	48

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2019 were lab tests, hospital care, inpatient care and minimally invasive procedures.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

biological response modifier (BRM) therapy	456
blood draw	518
chemotherapy	456
doctor visit	1172
hormone therapy	58
hospital care	771
inpatient care	771
lab tests	2134
minimally invasive procedures	522
port flush	71
thyroid function tests	83

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	347
Female	426

**Ethnicity**
Non-Hispanic White	666
Black	73
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	313
From 75 to 84	268
85 and over	80
Less than 65	112

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2019

Hypertension	75
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	49
Depression	29
Chronic Kidney Disease	47
Asthma	9
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	29
Chronic Obstructive Pulmonary Disease	30
Diabetes	41
Dementia	16
Cancer	47

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2020 were lab tests, blood draw, minimally invasive procedures and hospital care.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

biological response modifier (BRM) therapy	476
blood draw	568
chemotherapy	476
doctor visit	861
hospital care	515
inpatient care	515
lab tests	2171
minimally invasive procedures	518
port flush	77
thyroid function tests	101

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	261
Female	375

**Ethnicity**
Non-Hispanic White	549
Black	53
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	266
From 75 to 84	210
85 and over	62
Less than 65	98

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2020

Hypertension	72
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	44
Depression	29
Chronic Kidney Disease	46
Asthma	8
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	28
Chronic Obstructive Pulmonary Disease	25
Diabetes	38
Dementia	14
Cancer	46

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2021 were lab tests, blood draw, hospital care and inpatient care.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

biological response modifier (BRM) therapy	358
blood draw	510
chemotherapy	358
doctor visit	673
hospital care	427
inpatient care	427
lab tests	1826
minimally invasive procedures	397
port flush	70
thyroid function tests	79

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	260
Female	315

**Ethnicity**
Non-Hispanic White	518
Black	35
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	243
From 75 to 84	199
85 and over	62
Less than 65	71

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2021

Hypertension	74
High Cholesterol	61
Stroke	8
Ischemic Heart Disease	48
Depression	31
Chronic Kidney Disease	47
Asthma	9
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	29
Chronic Obstructive Pulmonary Disease	28
Diabetes	38
Dementia	14
Cancer	46

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI during 2022 were lab tests, blood draw, hospital care and inpatient care.

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

biological response modifier (BRM) therapy	307
blood draw	458
chemotherapy	307
doctor visit	687
hospital care	376
inpatient care	376
lab tests	1764
minimally invasive procedures	331
port flush	53
thyroid function tests	75

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	244
Female	287

**Ethnicity**
Non-Hispanic White	477
Black	36
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	200
From 75 to 84	202
85 and over	63
Less than 65	66

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2022

Hypertension	75
High Cholesterol	73
Stroke	13
Ischemic Heart Disease	36
Depression	28
Chronic Kidney Disease	34
Asthma	11
Osteoperosis	16
Atrial Fibrilation	25
Heart Failure	22
Chronic Obstructive Pulmonary Disease	31
Diabetes	36
Dementia	9
Cancer	54

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John K. Bartnik, MD for Medicare patients.

The highest averages for the top procedures that Dr. John K. Bartnik, MD treated as an oncologist in Caro, MI were lab tests, inpatient care, hospital care and minimally invasive procedures.

aspiration	18
biological response modifier (BRM) therapy	731
blood draw	536
bone marrow tests	37
chemotherapy	731
diagnostic procedures	37
doctor visit	1523
hormone therapy	67
hospital care	900
inpatient care	900
lab tests	2335
minimally invasive procedures	794
musculoskeletal imaging	25
preventive care	38
thyroid function tests	84
vaccines	38
X-rays	25

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John K. Bartnik, MD.

**Gender**
Male	345
Female	482

**Ethnicity**
Black / African American	67
Asian / Pacific Islander	0
Non-Hispanic White	729
Native American / Alaskan Native	0
Hispanic	12
Other	4

**Age**
75 to 84	283
85 and over	91
Less than 65	130
65 to 74	322

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

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

Hypertension	66
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	42
Depression	25
Chronic Kidney Disease	36
Asthma	10
Osteoporosis	8
Heart Failure	24
Chronic Obstructive Pulmonary Disease	25
Diabetes	34
Atrial Fibrillation	13
Dementia	11
Cancer	44

Education & Training

He has a state license in Michigan.

Licensed In: Michigan

Affiliations & Hospitals

Dr. John K. Bartnik, MD is associated with these hospitals and organizations:

McLaren Health Care

Ratings & Reviews

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General Payments

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

**Payments by Company**
Genentech USA, Inc.	$1,729 Avastin $315	TECENTRIQ $262	Gazyva $234	Perjeta $145	Kadcyla $117	Other $656
McKesson Specialty Care Distribution Corp.	$1,485 $1,485
Tosoh Bioscience, Inc.	$1,169 B12, AIA-PACK PRETREATMENT SET $1,084	ST AIA-PACK CEA Calibrator Set $85
Novartis Pharmaceuticals Corporation	$1,061 KISQALI $185	AFINITOR $144	PROMACTA $108	TASIGNA $101	NON BRAND $96	Other $426
Amgen Inc.	$732 XGEVA $219	Vectibix $188	Neulasta $34	Kyprolis $18	$273
Other	$5,963 Erleada $463	XTANDI $264	OPDIVO $214	Abraxane $186	VELCADE $185	Other $4,650

**Types of Payments**
Food and Beverage	$7,734
Education	$1,751
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$1,485
Gift	$1,169

Ownership and Interest Payments

This table describes ownership payments received by Dr. John K. Bartnik, MD.

Oncology Physician Resource, PLLC

2013

$1,000.00

Physician Covered Recipient

Membership unit

Biography

Dr. John Bartnik is an adult hematology and adult oncology specialist in Caro, MI, Saginaw, MI, and West Branch, MI. He is affiliated with McLaren Health Care.

Select Year:

Dr. John K. Bartnik, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John K. Bartnik, MD in 2023

By Affordability:

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 K. Bartnik, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John K. Bartnik, 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. John K. Bartnik, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Ownership and Interest Payments

Biography

Other Providers in Caro, MI