AMY YING TONG M.D.
NPI 1003235557
Ophthalmology in Portland, OR
About Amy Ying Tong M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMY YING TONG M.D. (NPI 1003235557) is an individual ophthalmology provider in Portland, Oregon, licensed in Oregon (MD192051) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Providence St Vincent Medical Center, and is a graduate of Duke University School Of Medicine (2014).
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 and accepts Medicare assignment
Amy Ying Tong M.d. 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 Amy Tong reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Milwaukie, OR 97222
- Reassigned Medicare billing, Oregon enrollment
- 85 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.
Areas of Expertise CMS Part B claims 13
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Providence St Vincent Medical Center
Acute Care Hospitals · Portland, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97209 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.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PORTLAND, OR 97209
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 Amy Tong's NPI number?
The NPI number for Amy Tong is 1003235557. It was assigned to this individual provider in the NPPES registry on April 14, 2014.
Where is Amy Tong located?
Amy Tong practices at 1955 NW Northrup St, Portland, OR 97209. The listed phone number is (503) 227-2020.
What is Amy Tong's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Amy Tong enrolled in Medicare?
Yes. Amy Tong 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 Amy Tong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amy Tong reassigns Medicare benefits to Eye Health Northwest, PC (Milwaukie, OR). 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 Amy Tong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Amy Tong accept?
Health plans from Anthem Blue Cross and Blue Shield and Moda Health Plan, Inc. list Amy Tong 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.
Is Amy Tong affiliated with any hospitals?
According to CMS data, Amy Tong is affiliated with Providence St Vincent Medical Center.
When was this NPI record last updated?
The NPPES record for Amy Tong was last updated on February 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Amy Ying Tong, M.D. · NPI 1003235557
Ophthalmology physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since April 14, 2014.
## Identity
- **NPI:** 1003235557 (Entity type: Individual)
- **Enumerated:** April 14, 2014
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** MD192051 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 1955 NW NORTHRUP ST, Portland, OR 97209-1614
- **Phone:** (503) 227-2020
## 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:** Eye Health Northwest, PC (NPI 1619959731, Milwaukie, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Duke University School Of Medicine, class of 2014
## Record status
- **NPPES last updated:** February 20, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1003235557) · Data from the CMS NPPES public registry.