KD
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Day, Otolaryngologist in Bel Air, MD?
Dr. Katherine Day, MD is an Otolaryngologist, who primarily practices in Bel Air, MD with 2 additional practice locations. She is board certified. Dr. Day graduated from Yale University School of Medicine and completed her residency at Univ Of Md Med Sys, Otolaryngology; Univ Of Md Med Sys, General Surgery. Dr. Day is fluent in English, and is currently seeing new patients. Dr. Day’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Day’s office at (410) 879-9100.
Where did Dr. Day go to medical school and complete their residency?
Residency: Univ Of Md Med Sys, Otolaryngology; Univ Of Md Med Sys, General Surgery | University Of Maryland Med Systems | University of Maryland Program
Medical School: Yale University School of Medicine | Yale University School of Medicine
Is Dr. Day board certified as an Otolaryngologist?
Yes, Dr. Katherine Day, MD is board certified by the American Board of Otolaryngology
What languages does Dr. Day speak?
Dr. Day and their clinical team can communicate with patients in the following languages:
English
What conditions does an Otolaryngologist like Dr. Day typically treat?
As an Otolaryngologist, Dr. Day 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. Day. 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. Learn more about our claims-based healthcare methodology.
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
Also known as:
- Allergic Rhinitis
- Allergy
- Nasal allergy
- Chronic allergy symptoms
- Allergic reactions
ICD-10 Codes:
- J3089: Other allergic rhinitis
Also known as:
- Sensorineural Hearing Loss
- Hearing Disorder and Deafness
- Nonsyndromic hearing loss
- Nerve Deafness
- Inner Ear Hearing Loss
- SNHL
- Permanent Hearing Loss
ICD-10 Codes:
- H903: Sensorineural hearing loss, bilateral
Also known as:
- Chronic Sinusitis
- Sinusitis
- Chronic sinus infection
- Long-term sinus problems
- Persistent sinus inflammation
ICD-10 Codes:
- J329: Chronic sinusitis, unspecified
Also known as:
- Nose and Sinus Disorder
- Nose Injuries and Disorder
- Nasal problems
- Sinus problems
- Nose and sinus conditions
ICD-10 Codes:
- J3489: Other specified disorders of nose and nasal sinuses
Also known as:
- Nosebleed
- Nose Injuries and Disorder
- Epistaxis
- Bleeding nose
- Nasal hemorrhage
ICD-10 Codes:
- R040: Epistaxis
Also known as:
- Dizziness
- Dizziness and Vertigo
- Lightheadedness
- Giddiness
- Vertigo
ICD-10 Codes:
- R42: Dizziness and giddiness
What procedures does an Otolaryngologist like Dr. Day typically perform?
As an Otolaryngologist, Dr. Day 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. Day. 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. Learn more about our claims-based healthcare methodology.
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:
- Ear Tube Insertion (General Anesthesia)
- Anesthesia
- Tympanostomy with Tubes
- Myringotomy with Tube Placement
- Ventilating Tube Insertion (Ear)
CPT Codes:
- 69436: Tympanostomy (requiring insertion of ventilating tube), general anesthesia
Also known as:
- Ear Tube Insertion (Local Anesthesia)
- Anesthesia
- Myringotomy with Tubes
- Tympanostomy with Ventilating Tube
- Ear Drum Incision with Tube Placement
- Grommet Insertion (Local Anesthesia)
CPT Codes:
- 69433: Tympanostomy (requiring insertion of ventilating tube), local or topical anesthesia
Also known as:
- Nasal Turbinate Fracture
- Deviated Septum Repair
- Therapeutic Nasal Turbinate Fracture
- Nose Bone Fracture (Turbinate)
- Inferior Turbinate Outfracture
- Septoplasty
- Nasal Septum Surgery
- Submucous Resection of Septum
- Nose Septum Straightening
CPT Codes:
- 30930: Fracture nasal inferior turbinate(s), therapeutic
- 30520: Septoplasty or submucous resection, with or without cartilage scoring, contouring or replacement with graft
Also known as:
- Larynx Biopsy with Microscope
- Biopsy
- Endoscopy
- Direct laryngoscopy with biopsy
- Voice box biopsy
- Throat biopsy with scope
- Micro-laryngoscopy biopsy
CPT Codes:
- 31536: Laryngoscopy, direct, operative, with biopsy; with operating microscope or telescope
Also known as:
- Tonsil and Adenoid Removal (Children)
- Pediatric Tonsillectomy
- Adenoidectomy for Kids
- T&A Surgery
CPT Codes:
- 42820: Tonsillectomy and adenoidectomy; younger than age 12
Does Dr. Day accept my insurance?
Dr. Day accepts most major insurance plans. Important: Please call our office at (410) 879-9100 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Day accept in Bel Air, MD?
Dr. Day in Bel Air, MD accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
CareFirst BlueCross BlueShield
Cigna Group
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Federal government of the United States
Humana
Medicare
UMR Administered Payer
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Day's office located?
Dr. Katherine Day's Primary Practice
520 Upper Chesapeake Dr Ste 206
Bel Air, MD 21014
(410) 879-9100
What is Dr. Day's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Day's National Provider Identifier (NPI) number is 1598836801.
What common questions do patients ask about Dr. Day?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Day
What is Dr. Katherine Day's specialty?
Dr. Day is a Otolaryngologist near Bel Air, MD.
What does an Otolaryngologist do?
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.
Is this Dr. Katherine Day affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Day is affiliated with Medstar Franklin Square Medical Center, Um Upper Chesapeake Medical Center Bel Air, Tidalhealth Peninsula Regional, University Of Maryland St. Joseph Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They 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
When to see an Otolaryngologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Otolaryngologist. Explore 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 Katherine Day accepting new patients in Bel Air, MD?
Yes, Dr. Katherine Day is accepting new patients at this time.
Does Dr. Katherine Day offer online booking?
Please contact Dr. Day's office at (410) 879-9100 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Katherine Day?
Please contact Dr. Day's office at (410) 879-9100 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Katherine Day have?
Dr. Katherine Day is certified by the American Board of Otolaryngology.
Other Otolaryngologist Near Bel Air, MD

Otolaryngologist
Dr. Carla Lawson, MD is an Otolaryngologist, who primarily practices in Bel Air, MD with 2 additional practice locations.
Bel Air, MD

Otolaryngologist
Dr. Michael Rodrigues, MD is an Otolaryngologist, who primarily practices in Bel Air, MD with 1 additional practice location. He has been practicing for over 19 years and is board certified.
Bel Air, MD

Otolaryngologist
Dr. Nancy Solowski, MD is an Otolaryngologist, who primarily practices in Odenton, MD with 2 additional practice locations.
Odenton, MD