Doctor profile · Federal record

Dr. Chiamaka Onyejiukwa, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Brooklyn, NY

  • NPI 1356687743
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
374 Stockholm St
Brooklyn, NY 112374006
(718) 963-6256
Additional location
16353 Sayres Ave
Jamaica, NY 114333928
(718) 658-6952

Credentials & registration

NPPES · NUCC
NPI registered
December 2012 — 14 yrs on file
Profile last updated
April 8, 2019
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
New York #F343161-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356687743. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
53
Distinct HCPCS
1
Medicare allowed
$1,848
HCPCS Description Services Patients Avg allowed
99212 Established patient office or other outpatient visit, 10-19 minutes 53 22 $35

In context: peer comparison

Among 98 peers in this city , average services per provider: 229. This provider delivers 0.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$96
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
SCILEX PHARMACEUTICALS INC. 3 $71.08
Abbott Laboratories 1 $24.46

By nature of payment

Food and Beverage
$96

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,009
Patients
565
Total drug cost
$118,022
Drug Type Claims Patients Total cost
Gabapentin Generic 352 109 $3,182
Oxycodone Hcl Generic 334 71 $4,581
Cyclobenzaprine Hcl Generic 273 81 $1,725
Tramadol Hcl Generic 226 77 $1,499
Diclofenac Sodium Generic 167 55 $35,532
Tizanidine Hcl Generic 160 42 $1,470
Meloxicam Generic 148 48 $666
Ztlido (Lidocaine) Brand 106 42 $63,067
Lidocaine-Prilocaine (Lidocaine/Prilocaine) Brand 56 13 $1,082
Morphine Sulfate Er (Morphine Sulfate) Brand 52 0 $815

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chiamaka Onyejiukwa's medical specialty?
Dr. Chiamaka Onyejiukwa practices Family Nurse Practitioner in Brooklyn, NY.
Where does Dr. Chiamaka Onyejiukwa practice?
Dr. Chiamaka Onyejiukwa practices at 374 Stockholm St, Brooklyn, NY 112374006. Office phone: 7189636256.
What is Dr. Chiamaka Onyejiukwa's NPI?
Dr. Chiamaka Onyejiukwa's National Provider Identifier (NPI) is 1356687743, issued by NPPES.
Does Dr. Chiamaka Onyejiukwa accept Medicare assignment?
Yes. Dr. Chiamaka Onyejiukwa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chiamaka Onyejiukwa commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.