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Edit this profileAt a glance
- 331 Maine St Ste 4, Brunswick, ME 04011
About Dr. Penner
Gregory L. Penner, M.D. is a healthcare provider in Brunswick, ME specializing in otolaryngology. Gregory trained at Loma Linda University School of Medicine, graduating in 1983. Gregory is also listed as specializing in specialist. According to Medicare claims data, Gregory cared for 525 Medicare patients across 634 services. 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, removal of impacted ear wax, and new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more. This provider record is associated with NPI 1275610198.
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
- (207) 721-0911
- Email not available
Practice Locations
331 MAINE ST STE 4
Brunswick, ME 04011
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
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
634 services · 525 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of impacted ear wax | Procedure | 69210 |
83 | As often as other peers in Otolaryngology |
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
49 | As often as other peers in Otolaryngology |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
42 | As often as other peers in Otolaryngology |
| Exam of ear using a microscope | Treatment | 92504 |
51 | As often as other peers in Otolaryngology |
| Test to assess middle ear function | Treatment | 92567 |
43 | As often as other peers in Otolaryngology |
| Comprehensive hearing and speech recognition test | Treatment | 92557 |
37 | Less often than most peers in Otolaryngology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
118 | As often as other peers in Otolaryngology |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
80 | More often than most peers in Otolaryngology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
63 | Less often than most peers in Otolaryngology |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
51 | As often as other 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 — 27 related providers in 4 groups
Other ENT doctors in Brunswick 4
Same specialty, same city.
Trained at Loma Linda University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at Loma Linda University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Removal of impacted ear wax 7
Providers in ME who bill this service to Medicare most often.
Common questions
What does Gregory L. Penner specialize in?
Gregory L. Penner is an ENT doctor in Brunswick, ME. That is the designation recorded for this NPI in the federal registry, where it is listed as “Otolaryngology”.
NPI registry
Where is Gregory L. Penner located?
Gregory L. Penner is listed at 331 Maine St Ste 4, Brunswick, ME 04011. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Gregory L. Penner's phone number?
The number on file is (207) 721-0911. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Gregory L. Penner's NPI number?
Gregory L. Penner's National Provider Identifier is 1275610198. 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 Gregory L. Penner train?
Gregory L. Penner attended Loma Linda University School of Medicine, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How long has Gregory L. Penner been practicing?
Gregory L. Penner has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Gregory L. Penner do most often?
According to Medicare billing data, Gregory L. Penner performs procedures including removal of impacted ear wax, diagnostic exam of nasal passages using an endoscope and diagnostic exam of voice box using a flexible endoscope; provides treatments such as exam of ear using a microscope and test to assess middle ear function, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Gregory L. Penner confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Gregory L. Penner. If this is you, claiming it is free.
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