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Home > NC Providers > Family Physicians & Family Medicine Specialists

Dr. Mark Edwin Grenkoski, MD

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Specializes in: Family Medicine and Emergency Medicine

7575 E Earll Drive
Scottsdale, AZ 85251

(480) 448-7500

Dr. Mark Edwin Grenkoski, MD is a family medicine practitioner in Robbinsville, NC specializing in family medicine and emergency medicine.

Office Locations

409 Tallulah Road
Robbinsville, NC 28771

(828) 479-6434

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7575 E Earll Drive
Scottsdale, AZ 85251

(480) 448-7500

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Noteworthy Medicare Patient Procedures Performed by Dr. Mark Edwin Grenkoski, MD in 2023

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

Top 5%

By Volume:

prothrombin time test

By Affordability:

liver function tests

In 2023, among providers in related specialties within North Carolina, Dr. Mark Edwin Grenkoski, MD performed more prothrombin time (PT) test procedures for Medicare patients than 95% of them and he also had a list price for liver function tests (LFTs) that was lower than the list prices billed to Medicare by 95% 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.

Top 10%

By Affordability:

blood tests

In 2023, Dr. Mark Edwin Grenkoski, MD had a list price for blood tests that was lower than the list prices billed to Medicare by 90% of providers in related specialties within North Carolina. 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 Affordability:

A1C test

diabetes management

diabetes screening

glycated protein test

lab tests

In 2012, Dr. Mark Edwin Grenkoski, MD had a list price for A1C test, diabetes management, diabetes screening, glycated protein test, and lab tests that was lower than the list prices billed to Medicare by 75% of providers in related specialties within North Carolina. 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. Mark Edwin Grenkoski, MD treated as a family medicine practitioner in Robbinsville, NC during 2012 were emergency care.

Volume of procedures performed by Dr. Mark Edwin Grenkoski, MD for Medicare patients.

emergency care	619

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Edwin Grenkoski, MD treated as a family medicine practitioner in Robbinsville, NC during 2013 were emergency care.

Volume of procedures performed by Dr. Mark Edwin Grenkoski, MD for Medicare patients.

emergency care	608

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Edwin Grenkoski, MD.

**Gender**
Male	272
Female	312

**Ethnicity**
Non-Hispanic White	507
Black	64
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	140
From 75 to 84	140
85 and over	86
Less than 65	218

Conditions of Medicare patients treated by Dr. Mark Edwin Grenkoski, MD in 2013

Hypertension	75
High Cholesterol	59
Stroke	11
Ischemic Heart Disease	49
Depression	50
Chronic Kidney Disease	41
Asthma	10
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	37
Chronic Obstructive Pulmonary Disease	38
Diabetes	41
Dementia	27
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Edwin Grenkoski, MD treated as a family medicine practitioner in Robbinsville, NC during 2014 were emergency care.

Volume of procedures performed by Dr. Mark Edwin Grenkoski, MD for Medicare patients.

emergency care	293

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Edwin Grenkoski, MD.

**Gender**
Male	131
Female	158

**Ethnicity**
Non-Hispanic White	241
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	63
85 and over	45
Less than 65	112

Conditions of Medicare patients treated by Dr. Mark Edwin Grenkoski, MD in 2014

Hypertension	75
High Cholesterol	58
Stroke	10
Ischemic Heart Disease	51
Depression	47
Chronic Kidney Disease	39
Asthma	13
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	35
Chronic Obstructive Pulmonary Disease	36
Diabetes	40
Dementia	26
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Edwin Grenkoski, MD treated as a family medicine practitioner in Robbinsville, NC during 2021 were lab tests, preventive care and diabetes management.

Volume of procedures performed by Dr. Mark Edwin Grenkoski, MD for Medicare patients.

diabetes management	40
lab tests	148
preventive care	40

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Edwin Grenkoski, MD.

**Gender**
Male	48
Female	71

**Age**
From 65 to 74	53
From 75 to 84	35
85 and over	17
Less than 65	14

Conditions of Medicare patients treated by Dr. Mark Edwin Grenkoski, MD in 2021

Hypertension	62
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	29
Asthma	0
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	19
Diabetes	42
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Edwin Grenkoski, MD treated as a family medicine practitioner in Robbinsville, NC during 2022 were lab tests, preventive care and diabetes management.

Volume of procedures performed by Dr. Mark Edwin Grenkoski, MD for Medicare patients.

diabetes management	70
lab tests	178
preventive care	70

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Edwin Grenkoski, MD.

**Gender**
Male	60
Female	83

**Age**
From 65 to 74	50
From 75 to 84	44
85 and over	25
Less than 65	24

Conditions of Medicare patients treated by Dr. Mark Edwin Grenkoski, MD in 2022

Hypertension	74
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	20
Depression	16
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	9
Atrial Fibrilation	21
Heart Failure	17
Chronic Obstructive Pulmonary Disease	21
Diabetes	41
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark Edwin Grenkoski, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark Edwin Grenkoski, MD treated as a family medicine practitioner in Robbinsville, NC were emergency care, lab tests, preventive care and diabetes management.

diabetes management	55
emergency care	506
lab tests	163
preventive care	55

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark Edwin Grenkoski, MD.

**Gender**
Male	102
Female	124

**Ethnicity**
Black / African American	12
Asian / Pacific Islander	0
Non-Hispanic White	149
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	56
85 and over	34
Less than 65	73
65 to 74	62

Average of Total of Conditions of Medicare patients treated by Dr. Mark Edwin Grenkoski, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mark Edwin Grenkoski, MD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	57
High Cholesterol	42
Stroke	4
Ischemic Heart Disease	30
Depression	26
Chronic Kidney Disease	25
Asthma	4
Osteoporosis	4
Heart Failure	21
Chronic Obstructive Pulmonary Disease	22
Diabetes	32
Atrial Fibrillation	13
Dementia	10
Cancer	8

Education & Training

He has a state license in North Carolina.

Licensed In: North Carolina

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General Payments

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

**Payments by Company**
Indivior Inc.	$130 SUBOXONE SUBLINGUAL FILM $130
BioDelivery Sciences International, Inc.	$128 BUNAVAIL BUNAVAIL 6.3 mg 30-count box $128
Orexo US, Inc.	$71 Zubsolv $71
Merz North America, Inc.	$71 $71
Salix Pharmaceuticals, a division of Bausch Health US, LLC	$38 XIFAXAN $38
Other	$134 REXULTI $29	RYBELSUS $25	TRELEGY ELLIPTA $19	Trintellix $18	REYVOW $16	Other $26