Doctor profile · Federal record

Dr. Gabriel Nguena, MD

Legal Medicine (CMS: Internal Medicine) · Internal Medicine Physician · Duluth, GA

  • NPI 1801845680
  • Accepts Medicare
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
3068 Old Norcross RD
Duluth, GA 300964914
(770) 925-7232
fax (770) 638-3315
Additional location
2650 Lawrenceville Suwanee RD
Suwanee, GA 300244918
(678) 205-5000
fax (678) 240-2080
Additional location
5595 Peachtree Pkwy
Norcross, GA 300922551
(770) 242-8001
fax (770) 242-6279
Mailing address
10600 Medlock Bridge RD
Duluth, GA 300978404

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
January 14, 2023
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
173000000X — NUCC code
State license (1)
Georgia #050823

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801845680. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,309
Distinct HCPCS
10
Medicare allowed
$58,040
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 274 98 $89
36415 Insertion of needle into vein for collection of blood sample 141 79 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 122 63 $124
J1100 Injection, dexamethasone sodium phosphate, 1 mg 90 19 $0
96372 Injection of drug or substance under skin or into muscle 85 37 $14
87804 Detection test by immunoassay with direct visual observation for influenza virus 58 24 $16
J0696 Injection, ceftriaxone sodium, per 250 mg 57 11 $0
81002 Urinalysis, manual test 48 41 $3
99497 Advance care planning, first 30 minutes 45 45 $81
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 45 14 $1

In context: peer comparison

Among 1 peers in Duluth Legal Medicine, average services per provider: 56. This provider delivers 23× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$213
Transactions
6
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $124.89
Lilly USA, LLC 5 $87.69

By nature of payment

Food and Beverage
$213

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
332
Patients
85
Total drug cost
$37,041
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 38 12 $764
Amlodipine Besylate Generic 36 13 $420
Prednisone Generic 34 24 $68
Metformin Hcl Generic 32 0 $372
Lisinopril Generic 31 12 $524
Azithromycin Generic 30 24 $159
Rosuvastatin Calcium Generic 26 0 $835
Losartan Potassium Generic 17 0 $301
Omeprazole Generic 14 0 $324
Gabapentin Generic 13 0 $322

Frequently asked questions

Auto-generated from federal data
What is Dr. Gabriel Nguena's medical specialty?
Dr. Gabriel Nguena practices Legal Medicine in Duluth, GA.
Where does Dr. Gabriel Nguena practice?
Dr. Gabriel Nguena practices at 3068 Old Norcross RD, Duluth, GA 300964914. Office phone: 7709257232.
What is Dr. Gabriel Nguena's NPI?
Dr. Gabriel Nguena's National Provider Identifier (NPI) is 1801845680, issued by NPPES.
Does Dr. Gabriel Nguena accept Medicare assignment?
Yes. Dr. Gabriel Nguena accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gabriel Nguena commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.