DR. WILLIAM CHOW MD
NPI 1669977401
Pediatrics in Garden City, NY
About Dr. William Chow Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM CHOW MD (NPI 1669977401) is an individual pediatrics provider in Garden City, New York, licensed in New York (311057) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS and maintains a secondary practice location in Manhasset.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. William Chow Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show William Chow reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 9,353 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 11530 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 3
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 William Chow's NPI number?
The NPI number for William Chow is 1669977401. It was assigned to this individual provider in the NPPES registry on March 26, 2018.
Where is William Chow located?
William Chow practices at 877 Stewart Ave Ste 33, Garden City, NY 11530. The listed phone number is (516) 745-5621.
What is William Chow's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is William Chow enrolled in Medicare?
Yes. William Chow is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for William Chow's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Chow reassigns Medicare benefits to North Shore - Lij Medical PC (New Hyde Park, 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 William Chow'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 William Chow was last updated on June 8, 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.
# Dr. William Chow, MD · NPI 1669977401
Pediatrics physician in Garden City, New York. Individual provider, active in the CMS NPPES registry since March 26, 2018.
## Identity
- **NPI:** 1669977401 (Entity type: Individual)
- **Enumerated:** March 26, 2018
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 311057 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 877 STEWART AVE STE 33, Garden City, NY 11530-4803
- **Phone:** (516) 745-5621
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** North Shore - Lij Medical PC (NPI 1790043479, New Hyde Park, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 8, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1669977401) · Data from the CMS NPPES public registry.