Doctor profile · Federal record

Dr. Geoffrey Hamilton, MD

Internal Medicine Physician (CMS: Internal Medicine) · Bristol, RI

  • NPI 1467453431
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1180 Hope St
Bristol, RI 028091126
(404) 253-8900
fax (401) 253-3131

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
April 17, 2008
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Rhode Island #MD 10625
Medicaid
RI #9025999

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467453431. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
881
Distinct HCPCS
10
Medicare allowed
$50,901
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 272 161 $90
99213 Established patient office or other outpatient visit, 20-29 minutes 173 139 $74
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 146 146 $48
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 57 57 $0
G0009 Administration of pneumococcal vaccine 54 54 $31
G0008 Administration of influenza virus vaccine 37 37 $31
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 33 32 $15
99442 Telephone medical discussion with physician, 11-20 minutes 22 19 $79
90662 Influenza vaccine split virus, preservative free 19 19 $0
90480 Admn sarscov2 vacc 1 dose 16 16 $42

In context: peer comparison

Among 9 peers in this city , average services per provider: 68. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$150
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Madrigal Pharmaceuticals 1 $150.00

By nature of payment

Food and Beverage
$150

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,371
Patients
886
Total drug cost
$153,134
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 507 130 $8,390
Lisinopril Generic 461 115 $5,574
Omeprazole Generic 319 84 $6,277
Levothyroxine Sodium Generic 273 52 $5,155
Amlodipine Besylate Generic 271 72 $2,711
Losartan Potassium Generic 227 63 $3,336
Gabapentin Generic 185 29 $3,491
Citalopram Hbr (Citalopram Hydrobromide) Brand 175 41 $1,503
Hydrochlorothiazide Generic 169 43 $439
Tamsulosin Hcl Generic 143 35 $2,662

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Geoffrey Hamilton's medical specialty?
Dr. Geoffrey Hamilton practices Internal Medicine Physician in Bristol, RI.
Where does Dr. Geoffrey Hamilton practice?
Dr. Geoffrey Hamilton practices at 1180 Hope St, Bristol, RI 028091126. Office phone: 4042538900.
What is Dr. Geoffrey Hamilton's NPI?
Dr. Geoffrey Hamilton's National Provider Identifier (NPI) is 1467453431, issued by NPPES.
Does Dr. Geoffrey Hamilton accept Medicare assignment?
Yes. Dr. Geoffrey Hamilton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Geoffrey Hamilton commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.