BILLY JUHYUN PAK
NPI 1376885699
Pediatrics in New York, NY
About Billy Juhyun Pak NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BILLY JUHYUN PAK (NPI 1376885699) is an individual pediatrics provider in New York, New York, licensed in New York (285070) and active in the NPI registry since March 2013. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Billy Juhyun Pak is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Billy Pak reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10013
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Weill Medical College Of Cornell
- 980 clinicians in this Medicare group
Boynton Beach, FL 33426
- Reassigned Medicare billing, New York enrollment
- 7,712 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 10038 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10038
NEW YORK, NY 10038
NEW YORK, NY 10038
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 Billy Pak's NPI number?
The NPI number for Billy Pak is 1376885699. It was assigned to this individual provider in the NPPES registry on March 25, 2013.
Where is Billy Pak located?
Billy Pak practices at 170 William St, New York, NY 10038. The listed phone number is (212) 312-5059.
What is Billy Pak's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Billy Pak enrolled in Medicare?
Yes. Billy Pak is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Billy Pak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Billy Pak reassigns Medicare benefits to 2 organizations: Weill Medical College Of Cornell University (New York, NY) and New York University (Boynton Beach, FL). Each 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 Billy Pak'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 Billy Pak was last updated on June 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Billy Juhyun Pak · NPI 1376885699
Pediatrics physician in New York, New York. Individual provider, active in the CMS NPPES registry since March 25, 2013.
## Identity
- **NPI:** 1376885699 (Entity type: Individual)
- **Enumerated:** March 25, 2013
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 285070 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 170 WILLIAM ST, New York, NY 10038-2612
- **Phone:** (212) 312-5059
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Weill Medical College Of Cornell University (NPI 1801188313, New York, NY); New York University (NPI 1285826438, Boynton Beach, FL) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 5, 2023
- **Other identifiers:** Medicaid 04516625 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1376885699) · Data from the CMS NPPES public registry.