CJ
36 Years of Experience
Accepting patients
Who is Dr. Jansen, Otolaryngologist in Walnut Creek, CA?
Dr. Cornelius Jansen, MD is an Otolaryngologist, who primarily practices in Walnut Creek, CA with 2 additional practice locations. He has been practicing for over 36 years and is board certified. Dr. Jansen completed his residency at Johns Hopkins Hosp, Otolaryngology; Johns Hopkins Hosp, General Surgery. Dr. Jansen is fluent in English, Dutch, Flemish, and French, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Jansen’s office at (925) 295-4000.
Where did Dr. Jansen go to medical school and complete their residency?
Residency: Johns Hopkins Hosp, Otolaryngology; Johns Hopkins Hosp, General Surgery
Medical School: Johns Hopkins Univ Sch of Med, Baltimore Md
Is Dr. Jansen board certified as an Otolaryngologist?
Yes, Dr. Cornelius Jansen, MD is board certified by the American Board of Otolaryngology
What languages does Dr. Jansen speak?
Dr. Jansen and their clinical team can communicate with patients in the following languages:
Dutch
English
Flemish
French
What conditions does Dr. Jansen treat?
As an Otolaryngologist, Dr. Jansen diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Jansen. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Sensorineural Hearing Loss
- Nerve Hearing Loss in Right Ear
- Mixed Hearing Loss
- Hearing Disorder and Deafness
- Nonsyndromic hearing loss
- Nerve Deafness
- Inner Ear Hearing Loss
- SNHL
- Permanent Hearing Loss
- Perceptive Hearing Loss
- Nerve hearing loss
- Inner ear hearing loss
- Permanent hearing loss
- Right Ear Sensorineural Deafness
- Inner Ear Hearing Loss Right Side
- Nerve Deafness Right Ear
- Combined Hearing Loss
- Conductive and Nerve Hearing Loss
- Mixed Type Hearing Loss
ICD-10 Codes:
- H903: Sensorineural hearing loss, bilateral
- H90A22: Sensorineural hearing loss, unilateral, left ear, with restricted hearing on the contralateral side
- H905: Unspecified sensorineural hearing loss
- H90A21: Sensorineural hearing loss, unilateral, right ear, with restricted hearing on the contralateral side
- H9041: Sensorineural hearing loss, unilateral, right ear, with unrestricted hearing on the contralateral side
- H9042: Sensorineural hearing loss, unilateral, left ear, with unrestricted hearing on the contralateral side
- H906: Mixed conductive and sensorineural hearing loss, bilateral
Also known as:
- Blocked Earwax
- Blocked Right Earwax
- Ear Disorder
- Impacted earwax
- Earwax impaction
- Excess earwax
- Impacted Earwax Right Ear
- Excessive Right Earwax
- Right Earwax Impaction
ICD-10 Codes:
- H6123: Impacted cerumen, bilateral
- H6121: Impacted cerumen, right ear
- H6122: Impacted cerumen, left ear
Also known as:
- Eczema-like Outer Ear Inflammation
- Eustachian Tube Disorder
- Ear Disorder
- Eczematoid Otitis Externa
- Ear Eczema
- Itchy Outer Ear Rash
- Eustachian Tube Problem
- Eustachian Tube Dysfunction
- Left Ear Eustachian Tube Disorder
ICD-10 Codes:
- H60543: Acute eczematoid otitis externa, bilateral
- H6982: Other specified disorders of Eustachian tube, left ear
Also known as:
- Other Eustachian Tube Problems
- Ear Disorder
- Eustachian Tube Disorders
- Ear Tube Issues
ICD-10 Codes:
- H6983: Other specified disorders of Eustachian tube, bilateral
Also known as:
- Chronic Rhinitis
- Nose Injuries and Disorder
- Chronic runny nose
- Persistent nasal inflammation
- Long-term stuffy nose
ICD-10 Codes:
- J310: Chronic rhinitis
Also known as:
- Ringing in Both Ears
- Tinnitus
- Bilateral Tinnitus
- Head Noise Both Sides
ICD-10 Codes:
- H9313: Tinnitus, bilateral
Also known as:
- Localized Swollen Lymph Nodes
- Enlarged glands in one area
- Local lymphadenopathy
- Swollen glands
ICD-10 Codes:
- R590: Localized enlarged lymph nodes
Also known as:
- Allergic Rhinitis
- Allergy
- Nasal allergies
- Allergy rhinitis
- Chronic runny nose
ICD-10 Codes:
- J309: Allergic rhinitis, unspecified
Also known as:
- Right Ear Pain
- Ear Disorder
- Pain
- Right Earache
- Otalgia Right Side
ICD-10 Codes:
- H9201: Otalgia, right ear
Also known as:
- Dizziness
- Dizziness and Vertigo
- Lightheadedness
- Giddiness
- Vertigo
ICD-10 Codes:
- R42: Dizziness and giddiness
Also known as:
- Chronic Sinusitis
- Sinusitis
- Chronic sinus infection
- Long-term sinus problems
- Persistent sinus inflammation
ICD-10 Codes:
- J329: Chronic sinusitis, unspecified
What procedures does Dr. Jansen perform?
As an Otolaryngologist, Dr. Jansen performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Jansen. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Impacted Ear Wax Removal (One Ear)
- Cerumen Impaction Removal
- Ear Wax Extraction with Tools
- Professional Ear Cleaning
CPT Codes:
- 69210: Removal impacted cerumen requiring instrumentation, unilateral
Also known as:
- Flexible Diagnostic Laryngoscopy
- Voice Box Exam
- Flexible Laryngoscope
- Throat Scope
- Diagnostic Throat Exam
CPT Codes:
- 31575: Laryngoscopy, flexible; diagnostic
Does Dr. Jansen accept my insurance?
Please contact Dr. Jansen's office to confirm accepted insurance plans.
Where is Dr. Jansen's office located?
Dr. Cornelius Jansen's Primary Practice
1425 S Main St
Walnut Creek, CA 94596
(925) 295-4000
What is Dr. Jansen's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Jansen's National Provider Identifier (NPI) number is 1285712380.
What common questions do patients ask about Dr. Jansen?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Jansen
What is Dr. Cornelius Jansen's specialty?
Dr. Jansen is a Otolaryngologist near Walnut Creek, CA. An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for conditions affecting the ears, nose, throat, respiratory, and upper alimentary systems, as well as related head and neck structures. This specialist diagnoses and treats diseases, allergies, neoplasms, deformities, disorders, and injuries involving these areas. Expertise includes head and neck oncology, facial plastic and reconstructive surgery, and the treatment of hearing and voice disorders. Contact Dr. Jansen to book an appointment today.
Is this Dr. Cornelius Jansen affiliated with a ranked Castle Connolly Top Hospital?
No, Jansen is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Otolaryngologist?
Explore Otolaryngologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Cornelius Jansen accepting new patients in Walnut Creek, CA?
Yes, Dr. Cornelius Jansen is accepting new patients at this time.
Does Dr. Cornelius Jansen offer online booking?
Please contact Dr. Jansen's office at (925) 295-4000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Cornelius Jansen?
Please contact Dr. Jansen's office at (925) 295-4000 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Cornelius Jansen have?
Dr. Cornelius Jansen is certified by the American Board of Otolaryngology.
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