JOHN H TSENG DDS
NPI 1245720648
Dentist - General Practice in New York, NY
About John H Tseng Dds NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN H TSENG DDS (NPI 1245720648) is an individual general practice provider in New York, New York, licensed in New York (060607) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS.
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 (PECOS)
John H Tseng Dds is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Tseng 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 10029
- Reassigned Medicare billing, New York enrollment
- 623 clinicians in this Medicare group
New York, NY 10037
- Reassigned Medicare billing, New York enrollment
- 2,094 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 10029 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Tseng's NPI number?
The NPI number for John Tseng is 1245720648. It was assigned to this individual provider in the NPPES registry on May 11, 2018.
Where is John Tseng located?
John Tseng practices at Metropolitan Hospital Department Of Dental Medicine 1901 First Avenue, New York, NY 10029. The listed phone number is (212) 423-6271.
What is John Tseng's specialty?
The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.
Is John Tseng enrolled in Medicare?
Yes. John Tseng is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Tseng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Tseng reassigns Medicare benefits to 2 organizations: Metropolitan Medical Practice Plan PC (New York, NY) and Physician Affiliate Group Of New York PC (New York, NY). 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 John Tseng'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 John Tseng was last updated on September 8, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.