JOHN D NYUON LICSW
NPI 1073868733
Social Worker - Clinical in Boston, MA
About John D Nyuon Licsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN D NYUON LICSW (NPI 1073868733) is an individual clinical provider in Boston, Massachusetts, licensed in Massachusetts (LICSW119413) and active in the NPI registry since July 2012. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
John D Nyuon Licsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show John Nyuon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 1,358 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 02115 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.
BOSTON, MA 02115
BOSTON, MA 02115
BOSTON, MA 02115
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 John Nyuon's NPI number?
The NPI number for John Nyuon is 1073868733. It was assigned to this individual provider in the NPPES registry on July 18, 2012.
Where is John Nyuon located?
John Nyuon practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-6000.
What is John Nyuon's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is John Nyuon enrolled in Medicare?
Yes. John Nyuon is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for John Nyuon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Nyuon reassigns Medicare benefits to Children's Hospital Pediatric Associates, Inc (Boston, MA). 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 John Nyuon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Nyuon accept?
Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list John Nyuon as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for John Nyuon was last updated on May 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.
# John D Nyuon, LICSW · NPI 1073868733
Clinical provider in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since July 18, 2012.
## Identity
- **NPI:** 1073868733 (Entity type: Individual)
- **Enumerated:** July 18, 2012
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** LICSW119413 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 LONGWOOD AVE, Boston, MA 02115-5724
- **Phone:** (617) 355-6000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Children's Hospital Pediatric Associates, Inc (NPI 1457306664, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 5, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1073868733) · Data from the CMS NPPES public registry.