DR. CONSTANCE Y WONG MD
NPI 1730356882
Internal Medicine in Daly City, CA
About Dr. Constance Y Wong Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CONSTANCE Y WONG MD (NPI 1730356882) is an individual internal medicine provider in Daly City, California, licensed in California (A100514) and active in the NPI registry since May 2008. 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. Constance Y Wong Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Constance Wong reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Daly City, CA 94015
- Reassigned Medicare billing, California enrollment
- 20 clinicians in this Medicare group
San Francisco, CA 94116
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
San Francisco, CA 94109
- Reassigned Medicare billing, California enrollment
- 213 clinicians in this Medicare group
Hayward, CA 94545
- Reassigned Medicare billing, California enrollment
- 160 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 94015 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.
DALY CITY, CA 94015
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 Constance Wong's NPI number?
The NPI number for Constance Wong is 1730356882. It was assigned to this individual provider in the NPPES registry on May 8, 2008.
Where is Constance Wong located?
Constance Wong practices at 1900 Sullivan Ave Lower Level, Daly City, CA 94015. The listed phone number is (415) 680-4135.
What is Constance Wong's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Constance Wong enrolled in Medicare?
Yes. Constance Wong is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Constance Wong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Constance Wong reassigns Medicare benefits to 4 organizations: Clarkian Hospitalist Corporation (Daly City, CA), Permanente Medical Group Inc (San Francisco, CA), Pacific Inpatient Medical Group (San Francisco, CA) and Nes Western Group, A Professional Corporation (Hayward, 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 Constance Wong'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 Constance Wong was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Constance Y Wong, MD · NPI 1730356882
Internal Medicine physician in Daly City, California. Individual provider, active in the CMS NPPES registry since May 8, 2008.
## Identity
- **NPI:** 1730356882 (Entity type: Individual)
- **Enumerated:** May 8, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A100514 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1900 SULLIVAN AVE, LOWER LEVEL, Daly City, CA 94015
- **Phone:** (415) 680-4135
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Clarkian Hospitalist Corporation (NPI 1780353227, Daly City, CA); Permanente Medical Group Inc (NPI 1841373800, San Francisco, CA); Pacific Inpatient Medical Group (NPI 1447447248, San Francisco, CA); Nes Western Group, A Professional Corporation (NPI 1588249569, Hayward, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 21, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1730356882) · Data from the CMS NPPES public registry.