Physician Profile
Katherine V. Day, M.D.
Unclaimed ProfileAbout Dr. Day
Katherine V. Day, M.D. is a healthcare provider in Bel Air, MD specializing in otolaryngology (ent). Medicare claims data shows Katherine provided 4,395 services to 2,857 patients. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and removal of impacted ear wax.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (410) 879-9100
- Email not available
Practice Locations
520 UPPER CHESAPEAKE DR SUITE 206
Bel Air, MD 21014
Conditions Commonly Evaluated or Treated
Within Otolaryngology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Ear infection
- Sinus infection
- Sleep apnea
- Tinnitus
- Tonsillitis
- Vertigo
Balance
- Ménière's disease
Ear and hearing
- Cholesteatoma
- Eustachian tube dysfunction
- Hearing loss
- Otosclerosis
- Perforated eardrum
- Swimmer's ear
Head, neck, and salivary
- Hyperparathyroidism
- Neck mass
- Parotid gland tumor
- Salivary gland infection
- Thyroid cancer
Nose and sinus
- Broken nose
- Deviated septum
- Loss or reduction of smell
- Nasal obstruction
- Nasal polyps
- Nosebleeds
- Seasonal allergies
Sleep and airway
- Snoring
Throat and voice
- Enlarged adenoids
- Globus sensation
- Hoarseness and voice change
- Laryngopharyngeal reflux
- Swallowing difficulties
- Vocal cord nodules
- Vocal cord paralysis
Cancer
- Laryngeal cancer
- Oral cavity cancer
- Skin cancer of the head and neck
Head & Neck
- Thyroid nodules
Throat & Voice
- Frequent Strep Throat
Procedures & services
Most searched procedures
- Adenoidectomy
- Ear tube surgery
- Hearing test
- Sinus surgery
- Tonsillectomy
Office diagnosis
- Fine-needle aspiration of a neck mass
- Flexible laryngoscopy
- Nasal endoscopy
Cosmetic
- Earlobe Repair
Ear & Hearing
- Bone-Anchored Hearing Aid Surgery
- Eustachian Tube Balloon Dilation
Ear procedures
- Cochlear implant surgery
- Eardrum repair
- Earwax removal
- Mastoid surgery
- Stapes surgery
Head & Neck
- Neck Lump Removal
- Salivary Duct Stone Removal
- Thyroid Nodule Biopsy
Head and neck surgery
- Neck lymph-node dissection
- Parathyroid surgery
- Parotid gland surgery
- Thyroid removal surgery
- Voice-box removal
Nose & Sinus
- Broken Nose Repair
Nose and sinus procedures
- Nasal cautery for nosebleeds
- Nasal-polyp removal
- Rhinoplasty
- Septoplasty
- Turbinate reduction
Sleep and airway
- Drug-induced sleep endoscopy
- Hypoglossal nerve stimulator implantation
- Uvulopalatopharyngoplasty
Throat & Voice
- Tongue-Tie Release
Throat, voice, and swallowing
- Esophageal dilation
- Microlaryngoscopy
- Vocal-fold injection
Procedures Most Often Billed to Medicare
4,395 services · 2,857 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of impacted ear wax | Procedure | 69210 |
682 | More than most peers in Otolaryngology (ENT) |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
197 | More than most peers in Otolaryngology (ENT) |
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
74 | As often as other peers in Otolaryngology (ENT) |
| Simple control of nose bleed | Procedure | 30901 |
46 | More than most peers in Otolaryngology (ENT) |
| Incision of eardrum with insertion of eardrum tube under local or topical anesthesia | Procedure | 69433 |
29 | More often than most peers in Otolaryngology (ENT) |
| Simple removal of skin debris and drainage of mastoid cavity | Procedure | 69220 |
24 | As often as other peers in Otolaryngology (ENT) |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
13 | More than most peers in Otolaryngology (ENT) |
| Biopsy of voice box using an endoscope with operating microscope or telescope | Procedure | 31536 |
11 | |
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
500 | As often as other peers in Otolaryngology (ENT) |
| Professional service for multiple injections of allergen | Treatment | 95117 |
253 | As often as other peers in Otolaryngology (ENT) |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other otolaryngology specialists at this location 4
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other otolaryngology specialists in Bel Air 2
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2002 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of impacted ear wax 8
Providers in MD who bill this service to Medicare most often.
Common questions
What does Katherine V. Day specialize in?
Katherine V. Day is an otolaryngology (ent) in Bel Air, MD. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is Katherine V. Day located?
Katherine V. Day is listed at 520 Upper Chesapeake Dr Suite 206, Bel Air, MD 21014. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Katherine V. Day's phone number?
The number on file is (410) 879-9100. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Katherine V. Day?
Katherine V. Day's National Provider Identifier is 1598836801. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Katherine V. Day train?
Katherine V. Day attended Other, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Katherine V. Day have?
Katherine V. Day has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What does Katherine V. Day do most often?
According to Medicare billing data, Katherine V. Day performs procedures including removal of impacted ear wax, diagnostic exam of voice box using a flexible endoscope and diagnostic exam of nasal passages using an endoscope; provides treatments such as professional service for preparation and provision of 1 or more antigens and professional service for multiple injections of allergen, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Katherine V. Day's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Katherine V. Day. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.