JUSTIN CHIANG FNP
NPI 1396344610
Nurse Practitioner - Family in Valley Stream, NY
About Justin Chiang Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JUSTIN CHIANG FNP (NPI 1396344610) is an individual family provider in Valley Stream, New York, licensed in New York (F346720-01) and active in the NPI registry since October 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Justin Chiang Fnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Justin Chiang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Mount Kisco, NY 10549
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Optum Medical Care PC
- 1,601 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11580 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Justin Chiang's NPI number?
The NPI number for Justin Chiang is 1396344610. It was assigned to this individual provider in the NPPES registry on October 19, 2020.
Where is Justin Chiang located?
Justin Chiang practices at 1594 Arkansas Dr, Valley Stream, NY 11580. The listed phone number is (917) 403-5860.
What is Justin Chiang's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Justin Chiang enrolled in Medicare?
Yes. Justin Chiang is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Justin Chiang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Chiang reassigns Medicare benefits to Optum Medical Care, P.C. (Mount Kisco, NY). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Justin Chiang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Justin Chiang was last updated on October 19, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Justin Chiang, FNP · NPI 1396344610
Family physician in Valley Stream, New York. Individual provider, active in the CMS NPPES registry since October 19, 2020.
## Identity
- **NPI:** 1396344610 (Entity type: Individual)
- **Enumerated:** October 19, 2020
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** F346720-01 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1594 ARKANSAS DR, Valley Stream, NY 11580-1842
- **Phone:** (917) 403-5860
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Optum Medical Care, P.C. (NPI 1982643003, Mount Kisco, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** October 19, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1396344610) · Data from the CMS NPPES public registry.