RONALD NG OD
NPI 1205891884
Optometrist in San Francisco, CA
About Ronald Ng Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RONALD NG OD (NPI 1205891884) is an individual optometrist in San Francisco, California, licensed in California (6096T) and active in the NPI registry since April 2006. 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)
Ronald Ng Od is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ronald Ng reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Francisco, CA 94116
- Reassigned Medicare billing, California enrollment
- 20,078 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 94109 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Ronald Ng's NPI number?
The NPI number for Ronald Ng is 1205891884. It was assigned to this individual provider in the NPPES registry on April 18, 2006.
Where is Ronald Ng located?
Ronald Ng practices at 1550 Pacific Avenue, San Francisco, CA 94109. The listed phone number is (415) 776-6877.
What is Ronald Ng's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Ronald Ng enrolled in Medicare?
Yes. Ronald Ng is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ronald Ng's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ronald Ng reassigns Medicare benefits to Permanente Medical Group Inc (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 Ronald 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 Ronald Ng was last updated on February 11, 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.
# Ronald Ng, OD · NPI 1205891884
Optometrist provider in San Francisco, California. Individual provider, active in the CMS NPPES registry since April 18, 2006.
## Identity
- **NPI:** 1205891884 (Entity type: Individual)
- **Enumerated:** April 18, 2006
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 6096T (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1550 PACIFIC AVENUE, San Francisco, CA 94109
- **Phone:** (415) 776-6877
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Permanente Medical Group Inc (NPI 1841373800, San Francisco, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 11, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1205891884) · Data from the CMS NPPES public registry.