Doctor profile · Federal record

Dr. RONALD FERNANDEZ, MD

Emergency Medicine Physician · BERKELEY HEIGHTS, NJ

  • NPI 1942373345
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 DIAMOND HILL RD
BERKELEY HEIGHTS, NJ 079222104
(908) 273-4300
Mailing address
407 AIRPORT EXECUTIVE PARK
NANUET, NY 109545288

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
April 26, 2017
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New York #232439
Medicaid
NY #02570794

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942373345. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
388
Distinct HCPCS
4
Medicare allowed
$67,650
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 240 233 $186
99284 Emergency department visit with moderate level of medical decision making 91 91 $128
99291 Critical care, first 30-74 minutes 46 46 $228
99283 Emergency department visit with low level of medical decision making 11 11 $76

In context: peer comparison

Among 13 peers in this city , average services per provider: 56. This provider delivers 6.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
80
Patients
80
Total drug cost
$663
Drug Type Claims Patients Total cost
Prednisone Generic 21 21 $39
Ondansetron Odt (Ondansetron) Brand 19 19 $247
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 17 17 $109
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 12 12 $182
Cephalexin Generic 11 11 $86