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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 specialist practicing in Brunswick, ME. Gregory trained at Loma Linda University School of Medicine, graduating in 1983. 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
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 Specialist |
| Diagnostic exam of nasal passages using an endoscope | Procedure | 31231 |
49 | As often as other peers in Specialist |
| Diagnostic exam of voice box using a flexible endoscope | Procedure | 31575 |
42 | As often as other peers in Specialist |
| Exam of ear using a microscope | Treatment | 92504 |
51 | As often as other peers in Specialist |
| Test to assess middle ear function | Treatment | 92567 |
43 | As often as other peers in Specialist |
| Comprehensive hearing and speech recognition test | Treatment | 92557 |
37 | Less often than most peers in Specialist |
| 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 Specialist |
| 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 Specialist |
| 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 Specialist |
| 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 Specialist |
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.
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 specialists in Brunswick 5
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.
More connections — 8 related providers in 1 group
Class of 1983 at Loma Linda University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Gregory L. Penner specialize in?
Gregory L. Penner is a specialist in Brunswick, ME. That is the designation recorded for this NPI in the federal registry.
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.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.