TRACY NGO MD
NPI 1609525625
Dermatology in Los Gatos, CA
About Tracy Ngo Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TRACY NGO MD (NPI 1609525625) is an individual dermatology provider in Los Gatos, California, licensed in California (189033) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Mountain View, and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2022).
NPPES Registry Identity
Specialties & Licenses
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 and accepts Medicare assignment
Tracy Ngo Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Tracy Ngo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Clara, CA 95051
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 103 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 95032 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
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 Tracy Ngo's NPI number?
The NPI number for Tracy Ngo is 1609525625. It was assigned to this individual provider in the NPPES registry on March 18, 2022.
Where is Tracy Ngo located?
Tracy Ngo practices at 555 Knowles Dr Ste 220, Los Gatos, CA 95032. The listed phone number is (408) 317-3688.
What is Tracy Ngo's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is Tracy Ngo enrolled in Medicare?
Yes. Tracy Ngo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Tracy Ngo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tracy Ngo reassigns Medicare benefits to 2 organizations: Permanente Medical Group Inc (Santa Clara, CA) and Golden State Dermatology Associates Inc (Walnut Creek, 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 Tracy Ngo'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 Tracy Ngo was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Tracy Ngo, MD · NPI 1609525625
Dermatology physician in Los Gatos, California. Individual provider, active in the CMS NPPES registry since March 18, 2022.
## Identity
- **NPI:** 1609525625 (Entity type: Individual)
- **Enumerated:** March 18, 2022
- **Primary specialty:** Dermatology · taxonomy 207N00000X
- **State license:** 189033 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 555 KNOWLES DR STE 220, Los Gatos, CA 95032-1551
- **Phone:** (408) 317-3688
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Permanente Medical Group Inc (NPI 1073606299, Santa Clara, CA); Golden State Dermatology Associates Inc (NPI 1700860871, Walnut Creek, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albert Einstein College Of Medicine Of Yeshiva University, class of 2022
## Record status
- **NPPES last updated:** August 21, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1609525625) · Data from the CMS NPPES public registry.