Doctor profile · Federal record

Dr. Emmanuel Onyeyirim, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Pennington, NJ

  • NPI 1790281897
  • Accepts Medicare
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1 Capital Way
Pennington, NJ 085342520
(609) 303-0410
fax (609) 537-6168
Additional location
30 Prospect Ave
Hackensack, NJ 076011915
(551) 996-2331
fax (551) 996-0937
Mailing address
815 Carlton Ave
Plainfield, NJ 070602644

Credentials & registration

NPPES · NUCC
NPI registered
April 2018 — 8 yrs on file
Profile last updated
March 23, 2024
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
New Jersey #25MA11264200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790281897. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
422
Distinct HCPCS
3
Medicare allowed
$60,054
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 196 193 $125
99285 Emergency department visit with high level of medical decision making 175 171 $181
99283 Emergency department visit with low level of medical decision making 51 51 $75

In context: peer comparison

Among 10 peers in this city , average services per provider: 100. This provider delivers 4.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
178
Patients
176
Total drug cost
$1,285
Drug Type Claims Patients Total cost
Ibuprofen Generic 38 38 $101
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 21 20 $209
Dicyclomine Hcl Generic 21 21 $190
Ondansetron Odt (Ondansetron) Brand 16 16 $92
Doxycycline Hyclate Generic 15 15 $268
Prednisone Generic 15 15 $21
Azithromycin Generic 14 14 $57
Cephalexin Generic 14 14 $64
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 11 $248
Famotidine Generic 12 12 $36

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Emmanuel Onyeyirim's medical specialty?
Dr. Emmanuel Onyeyirim practices Emergency Medicine Physician in Pennington, NJ.
Where does Dr. Emmanuel Onyeyirim practice?
Dr. Emmanuel Onyeyirim practices at 1 Capital Way, Pennington, NJ 085342520. Office phone: 6093030410.
What is Dr. Emmanuel Onyeyirim's NPI?
Dr. Emmanuel Onyeyirim's National Provider Identifier (NPI) is 1790281897, issued by NPPES.
Does Dr. Emmanuel Onyeyirim accept Medicare assignment?
Yes. Dr. Emmanuel Onyeyirim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Emmanuel Onyeyirim commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.