Dr. Cornelius Ja Jansen, MD

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Specializes in: Otolaryngology (Ear, Nose, and Throat)

Johns Hopkins University School of Medicine (1983)

1425 S Main Street
Walnut Creek, CA 94596

(925) 295-4000

Dr. Cornelius Ja Jansen, MD is an otolaryngologist in Walnut Creek, CA specializing in otolaryngology (ear, nose, and throat). He graduated from Johns Hopkins University School of Medicine in 1983 and has 42 years of experience. Dr. Cornelius Ja Jansen, MD is affiliated with Regents of the University of California.

Office Locations

Address:

1425 S Main Street
Walnut Creek, CA 94596

diagnostic procedures	10
doctor visit	104
ear procedures	58
laryngeal (voice box) procedures	24
minimally invasive procedures	24

**Gender**
Male	47
Female	52

**Ethnicity**
Non-Hispanic White	36
Black	0
Hispanic	44
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	34
From 75 to 84	32
85 and over	0
Less than 65	0

Hypertension	73
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	31
Depression	22
Chronic Kidney Disease	41
Asthma	13
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	31
Chronic Obstructive Pulmonary Disease	21
Diabetes	34
Dementia	12
Cancer	0

diagnostic procedures	29
doctor visit	481
ear procedures	187
laryngeal (voice box) procedures	56
minimally invasive procedures	56

Average Medicare Procedure Volume From 2020 - 2021

Volume of procedures performed by Dr. Cornelius Ja Jansen, MD for Medicare patients.

The highest averages for the top procedures that Dr. Cornelius Ja Jansen, MD treated as an otolaryngologist in Walnut Creek, CA were ear procedures, minimally invasive procedures, laryngeal (voice box) procedures and diagnostic procedures.

diagnostic procedures	20
doctor visit	293
ear procedures	123
laryngeal (voice box) procedures	40
minimally invasive procedures	40

Average Medicare Patient Data From 2020 - 2021

Information about Medicare patients treated by Dr. Cornelius Ja Jansen, MD.

**Gender**
Male	4
Female	5

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	3
Native American / Alaskan Native	0
Hispanic	4
Other	0

**Age**
85 and over	0
75 to 84	3
Less than 65	0
65 to 74	3

Average of Total of Conditions of Medicare patients treated by Dr. Cornelius Ja Jansen, MD From 2020 - 2021

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

Hypertension	7
High Cholesterol	5
Stroke	0
Ischemic Heart Disease	3
Depression	2
Chronic Kidney Disease	4
Asthma	1
Osteoporosis	0
Heart Failure	3
Chronic Obstructive Pulmonary Disease	2
Diabetes	3
Atrial Fibrillation	1
Dementia	1
Cancer	0

Education & Training

Dr. Cornelius Ja Jansen, MD graduated from Johns Hopkins University School of Medicine in 1983. He has a state license in California.

Medical School: Johns Hopkins University School of Medicine (1983)

Licensed In: California

Affiliations & Hospitals

Dr. Cornelius Ja Jansen, MD is associated with these hospitals and organizations:

Regents of the University of California

Ratings & Reviews

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General Payments

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

**Payments by Company**
Intersect ENT, Inc.	$895 Propel $895
Tactile Systems Technology Inc	$65 ENTRE $65

**Types of Payments**
Food and Beverage	$961

Biography

Dr. Cornelius Jansen specializes in otolaryngology (ear, nose, and throat). He is professionally affiliated with Regents of the University of California. He is a graduate of Johns Hopkins University School of Medicine.