DR. STEVEN CHANG
NPI 1710415674
Optometrist in New York, NY
About Dr. Steven Chang NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN CHANG (NPI 1710415674) is an individual optometrist in New York, New York, licensed in New York (TUV008654) and active in the NPI registry since May 2017. He is enrolled in Medicare PECOS and maintains a secondary practice location in Brooklyn.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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)
Dr. Steven Chang is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Steven Chang reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Anaheim, CA 92807
- Reassigned Medicare billing, California enrollment
- 131 clinicians in this Medicare group
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
- 1,281 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 10036 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 Steven Chang's NPI number?
The NPI number for Steven Chang is 1710415674. It was assigned to this individual provider in the NPPES registry on May 23, 2017.
Where is Steven Chang located?
Steven Chang practices at 33 W 42nd St, New York, NY 10036. The listed phone number is (212) 938-4001.
What is Steven Chang's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Steven Chang enrolled in Medicare?
Yes. Steven Chang is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Steven Chang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Chang reassigns Medicare benefits to 2 organizations: Marshall B. Ketchum University (Anaheim, CA) and Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, CA). 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 Steven Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Steven Chang accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Providence Health Plan list Steven Chang 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 Steven Chang was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Steven Chang · NPI 1710415674
Optometrist provider in New York, New York. Individual provider, active in the CMS NPPES registry since May 23, 2017.
## Identity
- **NPI:** 1710415674 (Entity type: Individual)
- **Enumerated:** May 23, 2017
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** TUV008654 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 33 W 42ND ST, New York, NY 10036-8005
- **Phone:** (212) 938-4001
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Marshall B. Ketchum University (NPI 1174037493, Anaheim, CA); Children's Hospital Los Angeles Medical Group, Inc. (NPI 1265530653, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 17, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1710415674) · Data from the CMS NPPES public registry.