Doctor profile · Federal record

Dr. Mahalia Elaine Ong, OTR/L, CHT, CLT

Occupational Therapist · Westfield, NJ

  • NPI 1003011156
  • 19 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1124 South Ave W
Westfield, NJ 070901419
(908) 233-1222
fax (732) 855-9755
Additional location
90 Bergen St
Newark, NJ 071032425
(973) 972-2800
Mailing address
Po Box 1014
Clark, NJ 070661014

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
February 3, 2021
Specialty taxonomy
225X00000X — NUCC code
State license (1)
New Jersey #46TR00305500

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003011156. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,083
Distinct HCPCS
5
Medicare allowed
$28,253
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 350 22 $25
97530 Therapy procedure using functional activities 317 23 $40
97018 Application of hot wax bath 201 19 $4
97140 Therapy procedure using manual technique, each 15 minutes 200 22 $23
97165 Evaluation for occupational therapy, typically 30 minutes 15 15 $112

In context: peer comparison

Among 4 peers in this city , average services per provider: 248. This provider delivers 4.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mahalia Elaine Ong's medical specialty?
Dr. Mahalia Elaine Ong practices Occupational Therapist in Westfield, NJ.
Where does Dr. Mahalia Elaine Ong practice?
Dr. Mahalia Elaine Ong practices at 1124 South Ave W, Westfield, NJ 070901419. Office phone: 9082331222.
What is Dr. Mahalia Elaine Ong's NPI?
Dr. Mahalia Elaine Ong's National Provider Identifier (NPI) is 1003011156, issued by NPPES.
What procedures does Dr. Mahalia Elaine Ong commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using functional activities (HCPCS 97530); Application of hot wax bath (HCPCS 97018). Source: CMS Medicare Physician & Other Practitioners file.