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Dr. Igor Puzanov, MD, MSCI

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Specializes in: Medical Oncology, Adult Oncology and Adult Hematology

Charles University (1991)

Professional interests include: cancer, cancer immunotherapy, clinical trials, and more.

Buffalo, CA 14263

(716) 845-1145

Dr. Igor Puzanov, MD, MSCI is a medical oncologist in Buffalo, NY specializing in medical oncology, adult oncology and adult hematology. He graduated from Charles University in 1991 and has 35 years of experience. Dr. Igor Puzanov, MD, MSCI is affiliated with University at Buffalo - Jacobs School of Medicine and Biomedical Sciences, Roswell Park Comprehensive Cancer Center and Kaleida Health.

Office Locations

Roswell Park Comprehensive Cancer Center

665 Elm Street
Buffalo, NY 14203

1-800-767-9355

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Kaleida Health

Buffalo, CA 14263

(716) 845-1145

(716) 845-8446

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City of Batavia, NY 14263

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Roswell Park Cancer Institute
Buffalo, NY 14263

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In The News (see more mentions in the news)

“As part of their giving over the last two years, 3 Lakes Cafe invited Dr. Igor Puzanov to come to their restaurant.”—"'Redeem The Day': Roswell official visits Cassadaga following donation", Post Journal, May 2025

“In this exclusive MedPage Today video, principal investigator Igor Puzanov, MD, of Roswell Park Comprehensive Cancer Center in Buffalo, New York, discusses findings from the study, which were...”—"Novel IL-2 Agent Shows Promise in Advanced Solid Tumors", MedPage Today, July 2024

“In this exclusive MedPage Today video, investigator Igor Puzanov, MD, from the Roswell Park Comprehensive Cancer Center in Buffalo, New York, explained the background to the study, and what...”—"Sparing Melanoma Survivors From Overexposure to Surveillance Imaging", MedPage Today, June 2023

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	456

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	572

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	107
Female	69

**Age**
From 65 to 74	89
From 75 to 84	44
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2013

Hypertension	74
High Cholesterol	47
Stroke	6
Ischemic Heart Disease	29
Depression	23
Chronic Kidney Disease	60
Asthma	8
Osteoperosis	0
Atrial Fibrilation	7
Heart Failure	12
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	0
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Igor Puzanov, MD, MSCI treated as a medical oncologist in Buffalo, NY during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	585
hospital care	62
inpatient care	62

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	125
Female	81

**Ethnicity**
Non-Hispanic White	192
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	105
From 75 to 84	47
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2014

Hypertension	75
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	35
Depression	29
Chronic Kidney Disease	57
Asthma	6
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	0
Cancer	27

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Igor Puzanov, MD, MSCI treated as a medical oncologist in Buffalo, NY during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	879
hospital care	81
inpatient care	81

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	300
Female	150

**Age**
From 65 to 74	236
From 75 to 84	102
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2015

Hypertension	75
High Cholesterol	46
Stroke	8
Ischemic Heart Disease	33
Depression	25
Chronic Kidney Disease	63
Asthma	8
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	15
Diabetes	35
Dementia	0
Cancer	24

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	203

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	72
Female	44

**Age**
From 65 to 74	54
From 75 to 84	30
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2016

Hypertension	74
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	38
Depression	22
Chronic Kidney Disease	66
Asthma	12
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	20
Chronic Obstructive Pulmonary Disease	16
Diabetes	34
Dementia	0
Cancer	22

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	220

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	41
Female	36

**Age**
From 65 to 74	34
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2017

Hypertension	66
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	27
Depression	21
Chronic Kidney Disease	32
Asthma	0
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	0
Diabetes	30
Dementia	0
Cancer	31

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	226

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	43
Female	43

**Age**
From 65 to 74	41
From 75 to 84	27
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2018

Hypertension	64
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	26
Depression	21
Chronic Kidney Disease	33
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	24
Dementia	0
Cancer	27

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	210

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	52
Female	50

**Age**
From 65 to 74	43
From 75 to 84	31
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2019

Hypertension	65
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	35
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	15
Diabetes	20
Dementia	0
Cancer	33

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	167

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	42
Female	40

**Age**
From 65 to 74	40
From 75 to 84	22
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2020

Hypertension	75
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	30
Depression	27
Chronic Kidney Disease	35
Asthma	0
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	20
Diabetes	27
Dementia	0
Cancer	34

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	94

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	40
Female	24

**Age**
From 65 to 74	34
From 75 to 84	15
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2021

Hypertension	75
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	36
Depression	30
Chronic Kidney Disease	41
Asthma	0
Osteoperosis	0
Atrial Fibrilation	20
Heart Failure	0
Chronic Obstructive Pulmonary Disease	22
Diabetes	39
Dementia	0
Cancer	34

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

doctor visit	85

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	41
Female	22

**Age**
From 65 to 74	36
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI in 2022

Hypertension	75
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	17
Depression	0
Chronic Kidney Disease	17
Asthma	0
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	40
Dementia	0
Cancer	29

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Igor Puzanov, MD, MSCI for Medicare patients.

The highest averages for the top procedures that Dr. Igor Puzanov, MD, MSCI treated as a medical oncologist in Buffalo, NY were hospital care and inpatient care.

doctor visit	336
hospital care	71
inpatient care	71

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Igor Puzanov, MD, MSCI.

**Gender**
Male	78
Female	50

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	17
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	31
85 and over	0
Less than 65	0
65 to 74	64

Average of Total of Conditions of Medicare patients treated by Dr. Igor Puzanov, MD, MSCI From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Igor Puzanov, MD, MSCI treated were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	65
High Cholesterol	47
Stroke	1
Ischemic Heart Disease	26
Depression	19
Chronic Kidney Disease	39
Asthma	3
Osteoporosis	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Atrial Fibrillation	9
Cancer	25
Dementia	0

Education & Training

Dr. Igor Puzanov, MD, MSCI graduated from Charles University in 1991. He completed residency at Parkland Health & Hospital System. He is certified by the Board Certification: Medical Oncology and has a state license in New York.

Medical School: Charles University (1991)

Residency: Parkland Health & Hospital System (2001)

Board Certification: Board Certification: Medical Oncology

Licensed In: New York

Affiliations & Hospitals

Dr. Igor Puzanov, MD, MSCI is associated with these hospitals and organizations:

University at Buffalo - Jacobs School of Medicine and Biomedical Sciences

Roswell Park Comprehensive Cancer Center

Kaleida Health

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General Payments

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

**Payments by Company**
Amgen Inc.	$66,250 IMLYGIC $41,364	Aranesp $1,201	Kyprolis $30	$23,655
E.R. Squibb & Sons, L.L.C.	$53,603 OPDIVO $49,677	YERVOY $42	$3,885
F. Hoffmann-La Roche AG	$21,442 Zelboraf $16,976	Cotellic $2,305	NonCovered Product $2,160
Pfizer Inc.	$17,966 INLYTA $11,632	SUTENT $6,000	Non-Covered Product $85	$249
Novartis Pharmaceuticals Corporation	$7,006 TAFINLAR $6,906	AFINITOR $100
Other	$19,279 Zelboraf $3,004	Non-Covered Product $1,217	MK-3475 $994	Proleukin $779	TAFINLAR $350	Other $12,935

**Types of Payments**
Consulting Fee	$94,752
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$60,862
Travel and Lodging	$20,649
Food and Beverage	$6,684
Compensation for serving as faculty or as a speaker for a non-accredited and noncertified continuing education program	$2,475
Other	$124

Research Payments

Dr. Igor Puzanov, MD, MSCI has received 601 research payments totaling $7,475,288.

Biography

Dr. Igor Puzanov specializes in adult hematology, adult oncology, and medical oncology. His areas of expertise consist of cancer immunotherapy, clinical trials, and melanoma. He is affiliated with Roswell Park Comprehensive Cancer Center, Kaleida Health, and the University at Buffalo - Jacobs School of Medicine and Biomedical Sciences. Dr. Puzanov graduated from Charles University and then he performed his residency at Parkland Health & Hospital System.