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Home > IL Providers > Oral & Maxillofacial Surgeons

Dr. Vassos Bill Hajiharis, DDS, MD

(Dr. Vassos B. Hajiharis, DDS)

(No ratings)

Specializes in: Oral and Maxillofacial Surgery

University of Illinois College of Medicine at Chicago (2001)

4435 W 95th Street
Oak Lawn, IL 60453

(708) 423-5990

Dr. Vassos Bill Hajiharis, DDS, MD is an oral surgeon in Oak Lawn, IL specializing in oral and maxillofacial surgery. He graduated from University of Illinois College of Medicine at Chicago in 2001 and has 24 years of experience. Dr. Vassos Bill Hajiharis, DDS, MD is affiliated with Northwestern Medicine and MIDLAND ORAL SURGERY AND IMPLANT CENTERS LTD.

Office Locations

Northwestern Medicine

4435 W 95th Street
Oak Lawn, IL 60453

(708) 423-5990

(708) 423-8552

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Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2013

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2013 were high cholesterol and hypertension.

Hypertension	62
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2014

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2014 were high cholesterol and hypertension.

Hypertension	67
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Age**
From 65 to 74	28
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2015

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2015 were hypertension and high cholesterol.

Hypertension	68
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Gender**
Male	13
Female	17

**Age**
From 65 to 74	17
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2016

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2016 were high cholesterol, hypertension and ischemic heart disease.

Hypertension	60
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	43
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Vassos Bill Hajiharis, DDS, MD treated as an oral surgeon in Oak Lawn, IL during 2017 were X-rays and oral procedures.

Volume of procedures performed by Dr. Vassos Bill Hajiharis, DDS, MD for Medicare patients.

doctor visit	24
oral procedures	11
X-rays	12

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Gender**
Male	17
Female	35

**Age**
From 65 to 74	33
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2017

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2017 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension	63
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	23
Depression	0
Chronic Kidney Disease	25
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Volume of procedures performed by Dr. Vassos Bill Hajiharis, DDS, MD for Medicare patients.

doctor visit	20

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Gender**
Male	16
Female	22

**Age**
From 65 to 74	19
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2018

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2018 were high cholesterol, hypertension, chronic kidney disease and ischemic heart disease.

Hypertension	66
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	34
Depression	0
Chronic Kidney Disease	37
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	29
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Volume of procedures performed by Dr. Vassos Bill Hajiharis, DDS, MD for Medicare patients.

doctor visit	19

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Gender**
Male	11
Female	19

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2019

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2019 were high cholesterol and hypertension.

Hypertension	67
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Vassos Bill Hajiharis, DDS, MD for Medicare patients.

doctor visit	24

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Age**
From 65 to 74	16
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2020

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2020 were hypertension, high cholesterol and ischemic heart disease.

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	38
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Vassos Bill Hajiharis, DDS, MD for Medicare patients.

doctor visit	19

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Age**
From 65 to 74	16
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2021

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2021 were hypertension and high cholesterol.

Hypertension	66
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2022

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2022 were high cholesterol and hypertension.

Hypertension	65
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	0
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

Volume of procedures performed by Dr. Vassos Bill Hajiharis, DDS, MD for Medicare patients.

doctor visit	12

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Gender**
Male	12
Female	21

**Age**
From 65 to 74	21
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2023

The most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated during 2023 were high cholesterol and hypertension.

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

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Vassos Bill Hajiharis, DDS, MD for Medicare patients.

The highest averages for the top procedures that Dr. Vassos Bill Hajiharis, DDS, MD treated as an oral surgeon in Oak Lawn, IL were X-rays and oral procedures.

doctor visit	19
oral procedures	11
X-rays	12

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD.

**Gender**
Male	6
Female	10

**Age**
75 to 84	0
85 and over	0
Less than 65	0
65 to 74	13

Average of Total of Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Vassos Bill Hajiharis, DDS, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	66
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	12
Depression	0
Chronic Kidney Disease	5
Asthma	0
Osteoporosis	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	4
Atrial Fibrillation	0
Dementia	0
Cancer	0

Education & Training

Dr. Vassos Bill Hajiharis, DDS, MD graduated from University of Illinois College of Medicine at Chicago in 2001. He completed residency at Ascension Macomb-Oakland Hospital. He is certified by the American Board of Oral and Maxillofacial Surgery - Oral & Maxillofacial Surgery (Certified) and has a state license in Illinois.

Medical School: University of Illinois College of Medicine at Chicago (2001)

Residency: Ascension Macomb-Oakland Hospital (2008)

Board Certification: American Board of Oral and Maxillofacial Surgery - Oral & Maxillofacial Surgery (Certified)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Vassos Bill Hajiharis, DDS, MD is associated with these hospitals and organizations:

Northwestern Medicine

MIDLAND ORAL SURGERY AND IMPLANT CENTERS LTD

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Vassos Bill Hajiharis, DDS, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Zimmer Biomet Holdings, Inc.	$2,172 Dental $948	Diem2 $384	Tapered Screw $355	All Osseotite Implants $200	TSV 4mm Machined Collar MTX $158	Other $127
ZIMVIE INC.	$2,154 Tapered Screw-Vent $1,654	TSX Implants $237	Bellatek $118	Diem2-RevitaliZe $74	RealGUIDE IMPLANT MOUNT $9	Other $62
Implant Direct Sybron International LLC	$1,064 Legacy System $771	RePlant System $277	$16
Zimmer Holding Inc	$493 Dental $493
Straumann USA LLC	$416 $416
Other	$534 VSP SYSTEM, VSP CRANIAL $163	Customized Mandible Recon $145	Imaging, Waterlase iPlus, Epic, iLase $33	NobelActive $22	VSP Orthognathic $19	Other $151

**Types of Payments**
Food and Beverage	$3,851
Travel and Lodging	$2,172
Charitable Contribution	$561
Education	$250

Biography

Dr. Vassos Hajiharis sees patients in Oak Lawn, IL. His medical specialty is oral and maxillofacial surgery. He is professionally affiliated with Northwestern Medicine and Palos Hospital. He studied medicine at Wayne State University School of Medicine and the University of Illinois College of Medicine at Chicago. Dr. Hajiharis speaks Greek.

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Dr. Vassos Bill Hajiharis, DDS, MD

Office Locations

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2013

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2021

Medicare Procedure and Patient Information

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Vassos Bill Hajiharis, DDS, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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