Justin Changgyu Park
Specialty details in registry · Brooklyn, NY
At a glance
500 Dekalb Ave Ste 321, Brooklyn, NY 11205-4808
NPPES record updated Apr 15, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
500 Dekalb Ave Ste 321Brooklyn, NY 11205-4808
Additional reported practice locations
9413 Flatlands Ave Ste 1WBrooklyn, NY 112363713
Phone: 7182417430
Education & affiliations
No matching clinician background record in the imported CMS release.
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Specialty details in registry
- Taxonomy code
- 171100000X
- Enumeration date
- Nov 24, 2014
- Record updated
- Apr 15, 2026
More registry details
- Provider type
- Individual · Type 1
Reported taxonomies and licenses
111N00000X
License reported: X014050 NY
171100000X · Primary
License reported: 5412 NY
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
500 Dekalb Ave Ste 321Brooklyn, NY 11205-4808
- Phone
- (646) 498-3398
Mailing address
PO BOX 604246BAYSIDE, NY 113604246
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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