STANLEY NG M.D.
NPI 1164800959
Pediatrics in Concord, CA
About Stanley Ng M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STANLEY NG M.D. (NPI 1164800959) is an individual pediatrics provider in Concord, California, licensed in California (A155274) and active in the NPI registry since May 2015. He 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)
Stanley Ng M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Stanley Ng reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Francisco, CA 94133
- Reassigned Medicare billing, California enrollment
- 176 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 94520 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 Stanley Ng's NPI number?
The NPI number for Stanley Ng is 1164800959. It was assigned to this individual provider in the NPPES registry on May 12, 2015.
Where is Stanley Ng located?
Stanley Ng practices at 2299 Bacon St Ste 7, Concord, CA 94520. The listed phone number is (925) 676-6500.
What is Stanley Ng's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Stanley Ng enrolled in Medicare?
Yes. Stanley Ng is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Stanley Ng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stanley Ng reassigns Medicare benefits to North East Medical Services (San Francisco, CA). 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 Stanley Ng'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 Stanley Ng was last updated on January 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Stanley Ng, M.D. · NPI 1164800959
Pediatrics physician in Concord, California. Individual provider, active in the CMS NPPES registry since May 12, 2015.
## Identity
- **NPI:** 1164800959 (Entity type: Individual)
- **Enumerated:** May 12, 2015
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** A155274 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2299 BACON ST STE 7, Concord, CA 94520-2046
- **Phone:** (925) 676-6500
## 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 East Medical Services (NPI 1518911304, San Francisco, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 23, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1164800959) · Data from the CMS NPPES public registry.