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Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Sun, Otolaryngologist in Laguna Hills, CA?
Dr. John Sun, MD is an Otolaryngologist, who primarily practices in Laguna Hills, CA with 1 additional practice location. Dr. Sun is fluent in English and Chinese, and is currently seeing new patients. Dr. Sun’s practice accepts Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Sun’s office at (949) 305-8000.
What are Areas of Expertise for Dr. Sun?
Dr. John Sun, MD is a highly-rated, board-certified Otolaryngologist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Sun empowers patients to confidently navigate their health journey, specializing in Hearing & Balance Disorders, or comprehensive wellness support. Serving the Laguna Hills/CA community, Dr. Sun is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Sun go to medical school and complete their residency?
Medical School: Washington Center / School of Medicine
What languages does Dr. Sun speak?
Dr. Sun and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does Dr. Sun treat?
As an Otolaryngologist, Dr. Sun 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. Sun. 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:
- Blocked Earwax
- Ear Disorder
- Impacted earwax
- Earwax impaction
- Excess earwax
ICD-10 Codes:
- H6123: Impacted cerumen, bilateral
Also known as:
- Allergic Rhinitis
- Hay Fever
- Allergy
- Nasal allergies
- Allergy rhinitis
- Chronic runny nose
- Pollen allergy
- Seasonal allergies
- Allergic rhinitis
ICD-10 Codes:
- J309: Allergic rhinitis, unspecified
- J301: Allergic rhinitis due to pollen
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
- Rhinosinusitis
ICD-10 Codes:
- J329: Chronic sinusitis, unspecified
- J328: Other chronic sinusitis
Also known as:
- Sore Throat
- Throat pain
- Pharyngitis
- Throat discomfort
ICD-10 Codes:
- R070: Pain in throat
Also known as:
- Enlarged Nasal Turbinates
- Nosebleed
- Nose Injuries and Disorder
- Turbinate hypertrophy
- Swollen turbinates
- Congested turbinates
- Epistaxis
- Bleeding nose
- Nasal hemorrhage
ICD-10 Codes:
- J343: Hypertrophy of nasal turbinates
- R040: Epistaxis
Also known as:
- Eustachian Tube Disorder
- Ear Disorder
- Eustachian Tube Problem
- Eustachian Tube Dysfunction
- Bilateral Eustachian Tube Disorder
ICD-10 Codes:
- H6993: Unspecified Eustachian tube disorder, bilateral
Also known as:
- Deviated Septum
- Nose Injuries and Disorder
- Crooked nose septum
- Nasal blockage
- Septal deviation
ICD-10 Codes:
- J342: Deviated nasal septum
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:
- Dizziness
- Dizziness and Vertigo
- Lightheadedness
- Giddiness
- Vertigo
ICD-10 Codes:
- R42: Dizziness and giddiness
Also known as:
- Other Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Swallowing problems
ICD-10 Codes:
- R1319: Other dysphagia
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:
- Obstructive Sleep Apnea
- Sleep Apnea
- Obstructive sleep apnea
- OSA
- Blocked airway during sleep
- Snoring and gasping during sleep
ICD-10 Codes:
- G4733: Obstructive sleep apnea (adult) (pediatric)
Also known as:
- Hoarseness or Voice Changes
- Voice Disorder
- Hoarse voice
- Raspy voice
- Vocal cord dysfunction
ICD-10 Codes:
- R490: Dysphonia
Also known as:
- Nasal Polyp
- Nose Injuries and Disorder
- Polyp in nose
- Nasal growth
- Sinus polyp
ICD-10 Codes:
- J339: Nasal polyp, unspecified
Also known as:
- Neck Lump or Swelling
- Neck Mass
- Bump on Neck
- Neck Nodule
ICD-10 Codes:
- R221: Localized swelling, mass and lump, neck
Also known as:
- Chronic Tonsillitis
- Tonsillitis
- Persistent tonsil infection
- Long-term tonsil inflammation
- Recurrent tonsillitis
ICD-10 Codes:
- J3501: Chronic tonsillitis
What procedures does Dr. Sun perform?
As an Otolaryngologist, Dr. Sun 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. Sun. 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:
- Frontal Sinus Exploration (Endoscopic)
- Maxillary Sinus Tissue Removal (Endoscopic)
- Sinus Endoscopy with Tissue Removal
- Sinus Endoscopy with Maxillary Antrostomy
- Total Ethmoidectomy (Sinus Surgery)
- Endoscopy
- Endoscopic Frontal Sinus Surgery
- Frontal Sinus Tissue Removal
- Sinus Exploration
- Endoscopic Maxillary Antrostomy
- Sinus Tissue Biopsy
- Maxillary Sinus Surgery
- Sphenoid Sinus Surgery
- Nasal Endoscopy with Sphenoidotomy
- Sinus Tissue Excision
- Endoscopic Sinus Surgery
- Nasal endoscopy with sinus opening
- Maxillary sinus surgery
- Functional endoscopic sinus surgery (FESS)
- Ethmoid Sinus Surgery
- Nasal Endoscopic Ethmoidectomy
- Sinus Clearance Surgery
CPT Codes:
- 31276: Nasal/sinus endoscopy, surgical, with frontal sinus exploration, including removal of tissue from frontal sinus, when performed
- 31267: Nasal/sinus endoscopy, surgical, with maxillary antrostomy; with removal of tissue from maxillary sinus
- 31288: Nasal/sinus endoscopy, surgical, with sphenoidotomy; with removal of tissue from the sphenoid sinus
- 31256: Nasal/sinus endoscopy, surgical, with maxillary antrostomy;
- 31255: Nasal/sinus endoscopy, surgical with ethmoidectomy; total (anterior and posterior)
Also known as:
- Deviated Septum Repair
- Turbinate Reduction Surgery
- Septoplasty
- Nasal Septum Surgery
- Submucous Resection of Septum
- Nose Septum Straightening
- Nasal Turbinate Ablation
- Inferior Turbinate Reduction
- Radiofrequency Turbinate Reduction
CPT Codes:
- 30520: Septoplasty or submucous resection, with or without cartilage scoring, contouring or replacement with graft
- 30802: Ablation, soft tissue of inferior turbinates, unilateral or bilateral, any method (eg, electrocautery, radiofrequency ablation, or tissue volume reduction); intramural (ie, submucosal)
Also known as:
- Nasal Turbinate Reduction Surgery
- Inferior Turbinate Resection
- Turbinate Reduction
- Nasal Airway Surgery
CPT Codes:
- 30140: Submucous resection inferior turbinate, partial or complete, any method
Also known as:
- Extensive Nasal Polyp Removal
- Extensive Polypectomy Nose
- Nasal Polyp Surgery
- Removal of Nasal Growths
CPT Codes:
- 30115: Excision, nasal polyp(s), extensive
Also known as:
- Nasal and Sinus Endoscopy with Ethmoidectomy
- Endoscopy
- FESS (Functional Endoscopic Sinus Surgery)
- Ethmoid Sinus Surgery
- Sphenoid Sinus Surgery
CPT Codes:
- 31257: Nasal/sinus endoscopy, surgical with ethmoidectomy; total (anterior and posterior), including sphenoidotomy
Also known as:
- Nasal and Sinus Endoscopy with Biopsy or Polyp Removal
- Endoscopy
- Sinus Endoscopy
- Nasal Polyp Removal
- Sinus Biopsy
- Endoscopic Sinus Surgery
CPT Codes:
- 31237: Nasal/sinus endoscopy, surgical; with biopsy, polypectomy or debridement (separate procedure)
Also known as:
- Diagnostic Nasal Endoscopy
- Endoscopy
- Nose Scope
- Rhinoscope
- Nasal Examination with Scope
CPT Codes:
- 31231: Nasal endoscopy, diagnostic, unilateral or bilateral (separate procedure)
Also known as:
- Flexible Diagnostic Laryngoscopy
- Voice Box Exam
- Flexible Laryngoscope
- Throat Scope
- Diagnostic Throat Exam
CPT Codes:
- 31575: Laryngoscopy, flexible; diagnostic
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:
- Laryngoscopy with Biopsy
- Biopsy
- Endoscopy
- Direct Laryngoscopy with Tissue Sample
- Voice Box Scope with Biopsy
- Throat Biopsy via Laryngoscopy
CPT Codes:
- 31535: Laryngoscopy, direct, operative, with biopsy;
Also known as:
- Vocal Cord Growth Removal and Repair
- Laryngoscopy with Vocal Cord Lesion Removal
- Vocal Cord Reconstruction
- Voice Box Surgery
CPT Codes:
- 31546: Laryngoscopy, direct, operative, with operating microscope or telescope, with submucosal removal of non-neoplastic lesion(s) of vocal cord; reconstruction with graft(s) (includes obtaining autograft)
Also known as:
- Surgical Nasal Endoscopy for Nosebleed Control
- Endoscopy
- Endoscopic Nosebleed Treatment
- Nasal Hemorrhage Control Endoscopy
- Surgical Sinus Endoscopy
CPT Codes:
- 31238: Nasal/sinus endoscopy, surgical; with control of nasal hemorrhage
Also known as:
- Partial Thyroid Lobe Removal
- Total Thyroid Removal
- Removal of One Side of Thyroid Gland
- Thyroid Gland Removal for Cancer with Lymph Node Dissection
- Thyroid Lobectomy
- Subtotal Thyroidectomy
- Isthmusectomy
- Complete thyroidectomy
- Thyroid gland removal
- Thyroid surgery
- Unilateral Thyroid Lobectomy
- Thyroid Lobe Removal
- Partial Thyroidectomy
- Total Thyroidectomy for Cancer
- Subtotal Thyroidectomy with Neck Dissection
- Thyroid Cancer Surgery
CPT Codes:
- 60212: Partial thyroid lobectomy, unilateral; with contralateral subtotal lobectomy, including isthmusectomy
- 60240: Thyroidectomy, total or complete
- 60220: Total thyroid lobectomy, unilateral; with or without isthmusectomy
- 60252: Thyroidectomy, total or subtotal for malignancy; with limited neck dissection
Also known as:
- Parathyroid Gland Removal or Exploration
- Parathyroid Gland Transplant
- Parathyroidectomy
- Parathyroid Gland Surgery
- Hyperparathyroidism Surgery
- Parathyroid Autograft
- Parathyroid Tissue Transfer
- Parathyroid Reimplantation
CPT Codes:
- 60500: Parathyroidectomy or exploration of parathyroid(s);
- 60512: Parathyroid autotransplantation (List separately in addition to code for primary procedure)
Also known as:
- Removal of Cystic Hygroma
- Cystic Hygroma Excision
- Lymphatic Malformation Removal
- Neck Cyst Surgery
- Armpit Cyst Removal
CPT Codes:
- 38555: Excision of cystic hygroma, axillary or cervical; with deep neurovascular dissection
Also known as:
- Swallowing Study (Videofluoroscopy)
- Dysphagia Tests
- Videofluoroscopic Swallowing Study (VFSS)
- Modified Barium Swallow (MBS)
- Dysphagia Evaluation
CPT Codes:
- 92611: Motion fluoroscopic evaluation of swallowing function by cine or video recording
Also known as:
- Ultrasound-Guided Fine Needle Biopsy
- Biopsy
- Ultrasound
- FNA Biopsy with Ultrasound
- Image-Guided Biopsy
- Fine Needle Aspiration
- First Lesion Biopsy
CPT Codes:
- 10005: Fine needle aspiration biopsy, including ultrasound guidance; first lesion
Also known as:
- Tonsillectomy (Age 12+)
- Tonsil Removal
- Adult Tonsillectomy
- Throat Surgery for Tonsils
CPT Codes:
- 42826: Tonsillectomy, primary or secondary; age 12 or over
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
Also known as:
- Tonsillectomy and Adenoidectomy
- Tonsil and adenoid removal
- T&A surgery
- Throat surgery for tonsils
CPT Codes:
- 42821: Tonsillectomy and adenoidectomy; age 12 or over
Also known as:
- Total Parotid Gland Removal with Facial Nerve Preservation
- Parotidectomy
- Salivary gland tumor removal
- Facial nerve sparing parotidectomy
- Parotid tumor excision
CPT Codes:
- 42420: Excision of parotid tumor or parotid gland; total, with dissection and preservation of facial nerve
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:
- 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:
- Eardrum Repair Surgery
- Tympanoplasty
- Middle Ear Repair
- Eardrum Reconstruction
CPT Codes:
- 69631: Tympanoplasty without mastoidectomy (including canalplasty, atticotomy and/or middle ear surgery), initial or revision; without ossicular chain reconstruction
Also known as:
- Cranial Nerve Repair
- Cranial Nerve Neuroplasty
- Cranial Nerve Transposition
- Nerve Surgery in Head
CPT Codes:
- 64716: Neuroplasty and/or transposition; cranial nerve (specify)
Also known as:
- Facial Tissue Transfer (Eyelids, Nose, Ears, Lips)
- Head and Neck Muscle Flap Surgery
- Local Flap Surgery
- Adjacent Tissue Rearrangement
- Facial Reconstruction
- Myocutaneous Flap
- Fasciocutaneous Flap
- Head and Neck Reconstruction
- Vascular Pedicle Flap
CPT Codes:
- 14060: Adjacent tissue transfer or rearrangement, eyelids, nose, ears and/or lips; defect 10 sq cm or less
- 15733: Muscle, myocutaneous, or fasciocutaneous flap; head and neck with named vascular pedicle (ie, buccinators, genioglossus, temporalis, masseter, sternocleidomastoid, levator scapulae)
Also known as:
- Full Thickness Skin Graft (Face)
- Facial Skin Graft
- Free Skin Graft (Nose/Ears/Eyelids/Lips)
- Full Thickness Graft for Face
- Cosmetic Skin Graft (Face)
CPT Codes:
- 15260: Full thickness graft, free, including direct closure of donor site, nose, ears, eyelids, and/or lips; 20 sq cm or less
Also known as:
- Closed Nose Bone Fracture Repair with Stabilization
- Nasal Bone Reduction
- Broken Nose Repair (Closed)
- Nose Fracture Manipulation
CPT Codes:
- 21320: Closed treatment of nasal bone fracture with manipulation; with stabilization
Does Dr. Sun accept my insurance?
Dr. Sun accepts most major insurance plans. Important: Please call our office at (949) 305-8000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Sun accept in Laguna Hills, CA?
Dr. Sun in Laguna Hills, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Blue Shield of California
CalOptima
Crown Cork and Seal Company
Hoag Memorial Hospital Presbyterian
Medicare
Monarch HealthCare
OptumRx
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Sun's office located?
Dr. John Sun's Primary Practice
24411 Health Center Dr Ste 600
Laguna Hills, CA 92653
(949) 305-8000
What is Dr. Sun's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Sun's National Provider Identifier (NPI) number is 1578664025.
What common questions do patients ask about Dr. Sun?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Sun
What is Dr. John Sun's specialty?
Dr. Sun is a Otolaryngologist near Laguna Hills, 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. Sun to book an appointment today.
Is this Dr. John Sun affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Sun is affiliated with Hoag Hospital Newport Beach which is a Castle Connolly Top Hospital. 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
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 John Sun accepting new patients in Laguna Hills, CA?
Yes, Dr. John Sun is accepting new patients at this time.
Does Dr. John Sun offer online booking?
Please contact Dr. Sun's office at (949) 305-8000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Sun?
Please contact Dr. Sun's office at (949) 305-8000 for information regarding telehealth appointment availability or for scheduling assistance.
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