Doctor profile · Federal record

Dr. Ernest Garnier, MD

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Brooklyn, NY

  • NPI 1942294566
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2171 Nostrand Ave
Brooklyn, NY 112103025
(718) 758-8920
Additional location
1 Gustave L Levy Pl
New York, NY 100296504
(212) 241-1653
fax (212) 289-6393
Mailing address
445 Lenox RD, Box 1262
Brooklyn, NY 112032017

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
July 11, 2022
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
New York #223541-1 · New York #223541
Medicaid
NY #02611012

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942294566. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
497
Distinct HCPCS
6
Medicare allowed
$43,436
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 169 110 $76
99214 Established patient office or other outpatient visit, 30-39 minutes 141 101 $112
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 130 72 $88
99212 Established patient office or other outpatient visit, 10-19 minutes 31 25 $41
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 14 11 $10
99215 Established patient office or other outpatient visit, 40-54 minutes 12 11 $164

In context: peer comparison

Among 393 peers in Brooklyn Internal Medicine Physician, average services per provider: 326. This provider delivers 1.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$426
Transactions
19
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 6 $123.62
Novo Nordisk INC 4 $94.40
AstraZeneca Pharmaceuticals Lp 3 $67.59
Abbvie INC. 2 $51.89
GlaxoSmithKline, LLC. 2 $44.30
Abbott Laboratories 1 $24.13
Eisai INC. 1 $20.15

By nature of payment

Food and Beverage
$426

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,071
Patients
466
Total drug cost
$130,973
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 176 81 $3,160
Amlodipine Besylate Generic 139 70 $1,236
Metoprolol Succinate Generic 104 42 $2,359
Rosuvastatin Calcium Generic 87 35 $2,491
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 70 23 $3,135
Losartan Potassium Generic 66 29 $1,141
Metformin Hcl Generic 57 27 $528
Amlodipine Besylate-Benazepril (Amlodipine Besylate/Benazepril) Brand 54 21 $1,452
Diclofenac Sodium Generic 54 24 $1,701
Chlorthalidone Generic 47 19 $1,311

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ernest Garnier's medical specialty?
Dr. Ernest Garnier practices Internal Medicine Physician in Brooklyn, NY.
Where does Dr. Ernest Garnier practice?
Dr. Ernest Garnier practices at 2171 Nostrand Ave, Brooklyn, NY 112103025. Office phone: 7187588920.
What is Dr. Ernest Garnier's NPI?
Dr. Ernest Garnier's National Provider Identifier (NPI) is 1942294566, issued by NPPES.
Does Dr. Ernest Garnier accept Medicare assignment?
Yes. Dr. Ernest Garnier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ernest Garnier commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.