In 2012, Dr. Gregory Raphael Kotnis, MD had a list price for cytology, liquid-based cytology (ThinPrep), non-gynecologic cytology, and non-gynecologic liquid-based cytology that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Colorado. 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. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2012 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	41
cytology	41
lab tests	630

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2013 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	184
cytology	99
lab tests	845

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	487
Female	554

**Ethnicity**
Non-Hispanic White	803
Black	206
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	496
From 75 to 84	336
85 and over	89
Less than 65	120

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2013

Hypertension	74
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	33
Depression	20
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	18
Diabetes	32
Dementia	8
Cancer	22

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2014 were lab tests and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

cytology	41
lab tests	311

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	157
Female	173

**Ethnicity**
Non-Hispanic White	292
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	100
85 and over	54
Less than 65	43

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2014

Hypertension	75
High Cholesterol	53
Stroke	6
Ischemic Heart Disease	39
Depression	29
Chronic Kidney Disease	42
Asthma	7
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	24
Chronic Obstructive Pulmonary Disease	21
Diabetes	29
Dementia	12
Cancer	25

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2015 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	76
cytology	45
lab tests	171

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	270
Female	280

**Ethnicity**
Non-Hispanic White	446
Black	0
Hispanic	60
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	134
85 and over	64
Less than 65	92

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2015

Hypertension	73
High Cholesterol	50
Stroke	7
Ischemic Heart Disease	36
Depression	30
Chronic Kidney Disease	42
Asthma	21
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	25
Chronic Obstructive Pulmonary Disease	23
Diabetes	31
Dementia	10
Cancer	27

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2016 were consultation, lab tests and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	166
cytology	31
lab tests	90

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	144
Female	170

**Ethnicity**
Non-Hispanic White	256
Black	12
Hispanic	29
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	154
From 75 to 84	78
85 and over	33
Less than 65	49

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2016

Hypertension	70
High Cholesterol	55
Stroke	8
Ischemic Heart Disease	39
Depression	28
Chronic Kidney Disease	47
Asthma	32
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	28
Chronic Obstructive Pulmonary Disease	28
Diabetes	32
Dementia	13
Cancer	26

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2017 were consultation, lab tests and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	134
cytology	35
lab tests	94

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	169
Female	179

**Ethnicity**
Non-Hispanic White	300
Black	0
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	174
From 75 to 84	82
85 and over	39
Less than 65	53

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2017

Hypertension	71
High Cholesterol	51
Stroke	7
Ischemic Heart Disease	36
Depression	28
Chronic Kidney Disease	44
Asthma	11
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	22
Chronic Obstructive Pulmonary Disease	22
Diabetes	24
Dementia	12
Cancer	28

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2018 were consultation, lab tests and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	102
cytology	32
lab tests	77

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	169
Female	182

**Ethnicity**
Non-Hispanic White	289
Black	0
Hispanic	35
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	101
85 and over	41
Less than 65	50

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2018

Hypertension	73
High Cholesterol	56
Stroke	6
Ischemic Heart Disease	40
Depression	35
Chronic Kidney Disease	46
Asthma	13
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	26
Chronic Obstructive Pulmonary Disease	21
Diabetes	28
Dementia	13
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2019 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	200
cytology	39
lab tests	227

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	263
Female	308

**Ethnicity**
Non-Hispanic White	459
Black	0
Hispanic	55
Asian	16
Other	24
Native American	0

**Age**
From 65 to 74	262
From 75 to 84	164
85 and over	65
Less than 65	80

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2019

Hypertension	71
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	39
Depression	29
Chronic Kidney Disease	40
Asthma	10
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	21
Diabetes	28
Dementia	11
Cancer	22

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2020 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	43
cytology	68
lab tests	177

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	222
Female	254

**Ethnicity**
Non-Hispanic White	405
Black	22
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	130
85 and over	62
Less than 65	56

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2020

Hypertension	71
High Cholesterol	63
Stroke	8
Ischemic Heart Disease	45
Depression	34
Chronic Kidney Disease	53
Asthma	11
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	33
Chronic Obstructive Pulmonary Disease	22
Diabetes	30
Dementia	16
Cancer	22

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2021 were lab tests and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

cytology	81
lab tests	177

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	194
Female	257

**Ethnicity**
Non-Hispanic White	343
Black	55
Hispanic	19
Asian	17
Other	17
Native American	0

**Age**
From 65 to 74	217
From 75 to 84	146
85 and over	42
Less than 65	46

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2021

Hypertension	75
High Cholesterol	63
Stroke	9
Ischemic Heart Disease	40
Depression	28
Chronic Kidney Disease	54
Asthma	11
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	32
Chronic Obstructive Pulmonary Disease	27
Diabetes	34
Dementia	13
Cancer	26

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2022 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

consultation	12
cytology	61
lab tests	214

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	212
Female	245

**Ethnicity**
Non-Hispanic White	341
Black	40
Hispanic	45
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	223
From 75 to 84	136
85 and over	51
Less than 65	47

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2022

Hypertension	75
High Cholesterol	71
Stroke	12
Ischemic Heart Disease	33
Depression	28
Chronic Kidney Disease	37
Asthma	12
Osteoperosis	17
Atrial Fibrilation	27
Heart Failure	30
Chronic Obstructive Pulmonary Disease	30
Diabetes	33
Dementia	10
Cancer	32

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2023 were lab tests and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

cytology	84
lab tests	224

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	175
Female	262

**Ethnicity**
Non-Hispanic White	354
Black	41
Hispanic	20
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	200
From 75 to 84	152
85 and over	50
Less than 65	35

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2023

Hypertension	75
High Cholesterol	72
Stroke	18
Ischemic Heart Disease	35
Depression	31
Chronic Kidney Disease	37
Asthma	11
Osteoperosis	16
Atrial Fibrilation	33
Heart Failure	36
Chronic Obstructive Pulmonary Disease	34
Diabetes	35
Dementia	10
Cancer	29

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO during 2024 were lab tests and cytology.

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

cytology	14
lab tests	62

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	86
Female	95

**Ethnicity**
Non-Hispanic White	156
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	75
From 75 to 84	58
85 and over	19
Less than 65	29

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	34
Depression	31
Chronic Kidney Disease	38
Asthma	14
Osteoperosis	14
Atrial Fibrilation	23
Heart Failure	27
Chronic Obstructive Pulmonary Disease	30
Diabetes	36
Dementia	10
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Gregory Raphael Kotnis, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory Raphael Kotnis, MD treated as a pathologist in Denver, CO were lab tests, consultation and cytology.

consultation	106
cytology	51
lab tests	253

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Gregory Raphael Kotnis, MD.

**Gender**
Male	196
Female	227

**Ethnicity**
Black / African American	28
Asian / Pacific Islander	3
Non-Hispanic White	341
Native American / Alaskan Native	0
Hispanic	26
Other	3

**Age**
75 to 84	124
85 and over	46
Less than 65	53
65 to 74	198

Average of Total of Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD From 2012 - 2024

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

Hypertension	67
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	34
Depression	27
Chronic Kidney Disease	38
Asthma	12
Osteoporosis	10
Heart Failure	24
Chronic Obstructive Pulmonary Disease	22
Diabetes	28
Atrial Fibrillation	17
Dementia	10
Cancer	23

Education & Training

He has a state license in Virginia.

Licensed In: Virginia

Ratings & Reviews

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$15,485 TAGRISSO $5,417	$10,068
Boston Scientific Corporation	$95 ACQUIRE $95
Adaptive Biotechnologies Corporation	$30 clonoSEQ $30
Merck Sharp & Dohme LLC	$25 KEYTRUDA $25
AbbVie Inc.	$23 EMRELIS $23
Other	$20 $20

**Types of Payments**
Consulting Fee	$8,500
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$5,350
Travel and Lodging	$1,172
Food and Beverage	$655

Biography

Dr. Gregory Kotnis works as a pathology specialist in Denver, CO. Dr. Kotnis obtained a license to practice in Virginia.

Select Year:

Dr. Gregory Raphael Kotnis, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Gregory Raphael Kotnis, MD in 2024

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. Gregory Raphael Kotnis, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Gregory Raphael Kotnis, MD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

Pathologists in Nearby Locations

Other Providers in Denver, CO