Doctor profile · Federal record

Dr. G. Chamberlin, MD

Otolaryngology Physician (CMS: Otolaryngology) · Rockport, ME

  • NPI 1811932726
  • Accepts Medicare
  • MIPS 93.1 / 100 · 2023
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4 Glen Cove Dr, Suite 207
Rockport, ME 048564235
(207) 593-5727
fax (207) 593-5338

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 12, 2012
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207Y00000X — NUCC code
State license (1)
Maine #17209

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811932726. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
377
Distinct HCPCS
7
Medicare allowed
$24,687
HCPCS Description Services Patients Avg allowed
69210 Removal of impacted ear wax 99 83 $31
99213 Established patient office or other outpatient visit, 20-29 minutes 95 73 $63
99214 Established patient office or other outpatient visit, 30-39 minutes 51 44 $94
99203 New patient office or other outpatient visit, 30-44 minutes 47 47 $79
99204 New patient office or other outpatient visit, 45-59 minutes 37 37 $128
31575 Diagnostic exam of voice box using a flexible endoscope 27 23 $63
99212 Established patient office or other outpatient visit, 10-19 minutes 21 19 $34

In context: peer comparison

Among 2 peers in this city , average services per provider: 48. This provider delivers 7.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
147
Patients
43
Total drug cost
$103,924
Drug Type Claims Patients Total cost
Ipratropium Bromide Generic 36 12 $1,632
Dupixent Pen (Dupilumab) Brand 26 0 $101,135
Amitriptyline Hcl Generic 19 0 $307
Levothyroxine Sodium Generic 19 0 $395
Mupirocin Generic 17 16 $168
Prednisone Generic 17 15 $51
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 0 $235

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. G. Chamberlin's medical specialty?
Dr. G. Chamberlin practices Otolaryngology Physician in Rockport, ME.
Where does Dr. G. Chamberlin practice?
Dr. G. Chamberlin practices at 4 Glen Cove Dr, Rockport, ME 048564235. Office phone: 2075935727.
What is Dr. G. Chamberlin's NPI?
Dr. G. Chamberlin's National Provider Identifier (NPI) is 1811932726, issued by NPPES.
Does Dr. G. Chamberlin accept Medicare assignment?
Yes. Dr. G. Chamberlin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. G. Chamberlin commonly perform?
Top Medicare-reported procedures in 2023: Removal of impacted ear wax (HCPCS 69210); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.