Doctor profile · Federal record

Dr. Annette Hamilton, MD

Internal Medicine Physician (CMS: Internal Medicine) · Cumming, GA

  • NPI 1639236177
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
407 E Maple St, Suite 101
Cumming, GA 300402656
(770) 888-6697
fax (770) 888-6698
Mailing address
106 Northampton Dr
Canton, GA 301156008

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
April 20, 2022
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Georgia #054743

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639236177. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
764
Distinct HCPCS
6
Medicare allowed
$77,729
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 295 121 $74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 291 117 $113
99239 Hospital discharge day management, more than 30 minutes 103 101 $107
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 45 $166
99291 Critical care, first 30-74 minutes 16 15 $205
99238 Hospital discharge day management, 30 minutes or less 14 14 $77

In context: peer comparison

Among 14 peers in this city , average services per provider: 133. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$24
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $23.88

By nature of payment

Food and Beverage
$24

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
107
Patients
69
Total drug cost
$1,010
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 27 25 $306
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 16 $123
Prednisone Generic 16 16 $64
Atorvastatin Calcium Generic 14 0 $168
Cefdinir Generic 12 12 $146
Amlodipine Besylate Generic 11 0 $74
Hydralazine Hcl Generic 11 0 $129

Frequently asked questions

Auto-generated from federal data
What is Dr. Annette Hamilton's medical specialty?
Dr. Annette Hamilton practices Internal Medicine Physician in Cumming, GA.
Where does Dr. Annette Hamilton practice?
Dr. Annette Hamilton practices at 407 E Maple St, Cumming, GA 300402656. Office phone: 7708886697.
What is Dr. Annette Hamilton's NPI?
Dr. Annette Hamilton's National Provider Identifier (NPI) is 1639236177, issued by NPPES.
Does Dr. Annette Hamilton accept Medicare assignment?
Dr. Annette Hamilton does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Annette Hamilton commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.