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- 1622 Westgate Cir, Brentwood, TN 37027
About Dr. Duncan
Ryan D. Duncan, MD practices otolaryngology in Brentwood, TN. Ryan is a 2002 graduate of University of Alabama School of Medicine. Ryan is also listed as specializing in otolaryngology (ent). According to Medicare claims data, Ryan cared for 642 Medicare patients across 998 services. The services billed most often include injection, propofol, 10 mg, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1831308170.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (629) 255-2231
- Email not available
Practice Locations
1622 WESTGATE CIR
Brentwood, TN 37027
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
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
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
Throat, voice, and swallowing
- Esophageal dilation
- Microlaryngoscopy
- Vocal-fold injection
Procedures Most Often Billed to Medicare
998 services · 642 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
58 | As often as other peers in Otolaryngology |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
41 | As often as other peers in Otolaryngology |
| Removal of impacted ear wax | Procedure | 69210 |
26 | Less often than most peers in Otolaryngology |
| Insertion of hypoglossal nerve neurostimulator electrode and generator and breathing sensor electrode | Procedure | 64582 |
19 | More often than most peers in Otolaryngology |
| Destruction of soft tissue of nasal passages | Procedure | 30801 |
15 | Less often than most peers in Otolaryngology |
| Removal of nasal air passage under lining tissue | Procedure | 30140 |
15 | As often as other peers in Otolaryngology |
| Evaluation of sleep-disordered breathing by examination of upper airway using an endoscope | Procedure | 42975 |
12 | Less often than most peers in Otolaryngology |
| Reshaping of nasal cartilage | Procedure | 30520 |
12 | Less often than most peers in Otolaryngology |
| Repair of collapsed nasal valve | Procedure | 30469 |
12 | Less often than most peers in Otolaryngology |
| Ct scan of face without contrast | Imaging | 70486 |
11 | Less often than most peers in Otolaryngology |
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 ENT doctors at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 24 related providers in 4 groups
Trained at University of Alabama School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2002 at University of Alabama School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Diagnostic exam of nasal passages using an endoscope 7
Providers in TN who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Duncan?
Dr. Duncan is an ENT doctor in Brentwood, TN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Otolaryngology”.
NPI registry
What is Dr. Duncan's address?
Dr. Duncan is listed at 1622 Westgate Cir, Brentwood, TN 37027. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Duncan?
The number on file is (629) 255-2231. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Duncan's NPI number?
Dr. Duncan's National Provider Identifier is 1831308170. 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 Dr. Duncan train?
Dr. Duncan attended University of Alabama School of Medicine, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Duncan been practicing?
Dr. Duncan has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Duncan perform?
According to Medicare billing data, Dr. Duncan performs procedures including diagnostic exam of nasal passages using an endoscope, diagnostic exam of voice box using a flexible endoscope and removal of impacted ear wax; reads or performs imaging such as ct scan of face without contrast; provides treatments such as sleep study including heart rate, breathing, airflow, and effort and sleep study including heart rate, breathing, and sleep time, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Duncan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Duncan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.