CLIA lab
CLIA 31D2242900: NJ Hwang Pediatrics
Leonia, NJ. Certificate and address details from the CMS Provider of Services file for clinical laboratories.
CLIA number 31D2242900 belongs to NJ Hwang Pediatrics in Leonia, NJ.
Certificate of Waiver, effective November 15, 2025, expires November 14, 2027.
Active in the CMS Provider of Services file posted October 16, 2026.
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
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Certificate
- Certificate type
- Certificate of Waiver
- Certificate effective
- November 15, 2025
- Certificate expiration
- November 14, 2027
- Status in the CMS file
- Active (termination code 00)
- Original participation date
- November 15, 2021
- Facility type
- Physician office
- Ownership (control type)
- Proprietary
- Lab classification
- CLIA laboratory
Source: CMS Provider of Services File, Clinical Laboratories (CLIA), as of October 16, 2026. Publisher page
Lab and contact
- CLIA number
- 31D2242900
- Lab name
- NJ Hwang Pediatrics
- Address
- 600 Grand Ave, Leonia, NJ 07605
- Phone
- (201) 242-1222
- Fax
- (201) 585-1556
Annual test volume the lab reported
- Waived tests
- 150
Volumes are what the lab reported to CMS on its CMS-116 application, as carried in the file.
Related
Questions
What is the CLIA number for NJ Hwang Pediatrics in Leonia?
31D2242900, per the CMS Provider of Services file posted October 16, 2026.
What CLIA certificate does NJ Hwang Pediatrics hold?
A Certificate of Waiver, according to the CMS file.
When does CLIA 31D2242900 expire?
The CMS file lists November 14, 2027 as the certificate expiration date; the certificate took effect November 15, 2025.