G. Chamberlin, MD
NPI 1811932726 · Otolaryngology Physician · Rockport, ME
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
G. Chamberlin, MD is a Otolaryngology Physician provider in Rockport, ME (NPI 1811932726).
Provider details
- NPI number
- 1811932726
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 17209 (ME)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
598 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Removal of Impacted Ear Wax69210 | 152 | $31 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 150 | $64 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 88 | $95 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 74 | $80 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 49 | $130 |
| Diagnostic Exam of Voice Box Using a Flexible Endoscope31575 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ipratropium Bromide | 56 | 20 |
| Levothyroxine Sodium | 29 | — |
| Dupilumabbrand: Dupixent Pen | 24 | — |
| Mupirocin | 21 | 17 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 18 | 15 |
| Ciprofloxacin Hcl/Dexamethbrand: Ciprofloxacin-Dexamethasone | 17 | — |
| Ciprofloxacin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-17
- Last updated
- 2012-01-12
Frequently asked questions
- What is G. Chamberlin's NPI number?
- G. Chamberlin's National Provider Identifier (NPI) is 1811932726, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is G. Chamberlin's specialty?
- G. Chamberlin is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is G. Chamberlin located?
- G. Chamberlin's practice location on file with NPPES is 4 Glen Cove Dr, Rockport, ME 04856-4235.
- What is G. Chamberlin's phone number?
- The practice phone number listed in the NPPES registry for G. Chamberlin is (207) 593-5727.
- Does G. Chamberlin accept Medicare?
- G. Chamberlin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is G. Chamberlin's NPI active?
- Yes — G. Chamberlin's NPI (1811932726) is active in the NPPES registry as of the last update on 2012-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.