DR. YOUNG AHN O.D.
NPI 1871713727
Optometrist in New York, NY
About Dr. Young Ahn O.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. YOUNG AHN O.D. (NPI 1871713727) is an individual optometrist in New York, New York, licensed in New York (TUV007130-1) and active in the NPI registry since April 2007. She 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)
Dr. Young Ahn O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Young Ahn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10025
- Reassigned Medicare billing, New York enrollment
- 186 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 10025 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.
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 Young Ahn's NPI number?
The NPI number for Young Ahn is 1871713727. It was assigned to this individual provider in the NPPES registry on April 25, 2007.
Where is Young Ahn located?
Young Ahn practices at 801 Amsterdam Ave, New York, NY 10025. The listed phone number is (212) 265-4500.
What is Young Ahn's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Young Ahn enrolled in Medicare?
Yes. Young Ahn is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Young Ahn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Young Ahn reassigns Medicare benefits to William F Ryan Community Health Center Inc (New York, 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 Young Ahn'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 Young Ahn was last updated on March 22, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.