Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > IL Providers > General Practitioners

Dr. Thomas C. Rayson, MD

Accepting New Patients

(Thomas Charles Rayson, MD)

(No ratings)

Specializes in: General Practice and Pathology

University of South Carolina School of Medicine (1992)

300 Randall Rd Ll
Geneva, IL 60134

(630) 208-4201

Dr. Thomas C. Rayson, MD is a general practitioner in Geneva, IL specializing in general practice and pathology. He graduated from University of South Carolina School of Medicine in 1992 and has 34 years of experience. Dr. Thomas C. Rayson, MD is affiliated with Northwestern Medicine and Northwestern Medicine Delnor Department of Pathology.

Office Locations

300 Randall Rd Ll
Geneva, IL 60134

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Thomas C. Rayson, MD in 2023

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

Top 5%

By Volume:

cytology

non-gynecologic liquid-based cytology

In 2023, Dr. Thomas C. Rayson, MD performed more cytology, and non-gynecologic liquid-based cytology procedures for Medicare patients than 95% of providers in related specialties within Illinois.

Top 25%

By Volume:

lab tests

In 2012, Dr. Thomas C. Rayson, MD performed more lab tests procedures for Medicare patients than 75% of providers in related specialties within Illinois.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Thomas C. Rayson, MD treated as a general practitioner in Geneva, IL during 2012 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Thomas C. Rayson, MD for Medicare patients.

consultation	36
cytology	134
lab tests	402

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Thomas C. Rayson, MD treated as a general practitioner in Geneva, IL during 2013 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Thomas C. Rayson, MD for Medicare patients.

consultation	26
cytology	138
lab tests	306

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas C. Rayson, MD.

**Gender**
Male	269
Female	297

**Ethnicity**
Non-Hispanic White	532
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	196
From 75 to 84	168
85 and over	66
Less than 65	136

Conditions of Medicare patients treated by Dr. Thomas C. Rayson, MD in 2013

Hypertension	60
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	30
Depression	28
Chronic Kidney Disease	31
Asthma	12
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	6
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Thomas C. Rayson, MD treated as a general practitioner in Geneva, IL during 2014 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Thomas C. Rayson, MD for Medicare patients.

consultation	34
cytology	79
lab tests	235

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas C. Rayson, MD.

**Gender**
Male	231
Female	283

**Ethnicity**
Non-Hispanic White	489
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	227
From 75 to 84	133
85 and over	50
Less than 65	104

Conditions of Medicare patients treated by Dr. Thomas C. Rayson, MD in 2014

Hypertension	64
High Cholesterol	64
Stroke	3
Ischemic Heart Disease	30
Depression	27
Chronic Kidney Disease	28
Asthma	10
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	5
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Thomas C. Rayson, MD treated as a general practitioner in Geneva, IL during 2015 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Thomas C. Rayson, MD for Medicare patients.

consultation	29
cytology	49
lab tests	145

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas C. Rayson, MD.

**Gender**
Male	312
Female	420

**Ethnicity**
Non-Hispanic White	686
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	340
From 75 to 84	186
85 and over	60
Less than 65	146

Conditions of Medicare patients treated by Dr. Thomas C. Rayson, MD in 2015

Hypertension	61
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	28
Depression	28
Chronic Kidney Disease	28
Asthma	14
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	4
Cancer	17

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Thomas C. Rayson, MD treated as a general practitioner in Geneva, IL during 2022 were lab tests and cytology.

Volume of procedures performed by Dr. Thomas C. Rayson, MD for Medicare patients.

cytology	21
lab tests	25

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Thomas C. Rayson, MD.

**Gender**
Male	67
Female	102

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

**Age**
From 65 to 74	98
From 75 to 84	34
85 and over	12
Less than 65	25

Conditions of Medicare patients treated by Dr. Thomas C. Rayson, MD in 2022

Hypertension	63
High Cholesterol	63
Stroke	8
Ischemic Heart Disease	22
Depression	19
Chronic Kidney Disease	14
Asthma	10
Osteoperosis	14
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	22
Dementia	0
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Thomas C. Rayson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Thomas C. Rayson, MD treated as a general practitioner in Geneva, IL were lab tests, cytology and consultation.

consultation	31
cytology	84
lab tests	222

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Thomas C. Rayson, MD.

**Gender**
Male	175
Female	220

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	372
Hispanic	2
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	104
85 and over	37
Less than 65	82
65 to 74	172

Average of Total of Conditions of Medicare patients treated by Dr. Thomas C. Rayson, MD From 2012 - 2022

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

Hypertension	49
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	22
Depression	20
Chronic Kidney Disease	20
Asthma	9
Osteoporosis	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Atrial Fibrillation	10
Cancer	13
Dementia	3

Education & Training

Dr. Thomas C. Rayson, MD graduated from University of South Carolina School of Medicine in 1992. He completed residency at University of Wisconsin Affiliated Hospitals. He is certified by the American Board of Pathology - Anatomic/Pathology - Clinical (Certified) and has a state license in Illinois.

Medical School: University of South Carolina School of Medicine (1992)

Residency: University of Wisconsin Affiliated Hospitals

Board Certification: American Board of Pathology - Anatomic/Pathology - Clinical (Certified)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Thomas C. Rayson, MD is associated with these hospitals and organizations:

Northwestern Medicine

Northwestern Medicine Delnor Department of Pathology

Ratings & Reviews

Dr. Thomas C. Rayson, MD does not have any reviews yet, be the first to leave a review of Dr. Thomas C. Rayson, MD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Integra LifeSciences Corporation	$26 $26

**Types of Payments**
Food and Beverage	$26

Biography

Dr. Thomas Rayson's areas of specialization are general practice and pathology. He speaks Spanish. Dr. Rayson is professionally affiliated with Delnor Hospital. He obtained his medical school training at the University of South Carolina School of Medicine and performed his residency at a hospital affiliated with the University of Wisconsin. According to Yext, new patients are welcome to contact his office in Geneva, IL.