LIANGHUEY LEU MD
NPI 1104990381
Family Medicine in Mountain View, CA
About Lianghuey Leu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LIANGHUEY LEU MD (NPI 1104990381) is an individual family medicine provider in Mountain View, California, licensed in California (A98061) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Utah School Of Medicine (2005).
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 and accepts Medicare assignment
Lianghuey Leu 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 Reassignment
Medicare enrollment records show Lianghuey Leu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Clara, CA 95051
- 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 94041 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.
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 Lianghuey Leu's NPI number?
The NPI number for Lianghuey Leu is 1104990381. It was assigned to this individual provider in the NPPES registry on November 20, 2006.
Where is Lianghuey Leu located?
Lianghuey Leu practices at 555 Castro St, Mountain View, CA 94041. The listed phone number is (650) 903-3020.
What is Lianghuey Leu's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Lianghuey Leu enrolled in Medicare?
Yes. Lianghuey Leu 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 organization bills Medicare for Lianghuey Leu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lianghuey Leu reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Lianghuey Leu'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 Lianghuey Leu was last updated on December 14, 2021. 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.
# Lianghuey Leu, MD · NPI 1104990381
Family Medicine physician in Mountain View, California. Individual provider, active in the CMS NPPES registry since November 20, 2006.
## Identity
- **NPI:** 1104990381 (Entity type: Individual)
- **Enumerated:** November 20, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A98061 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 555 CASTRO ST, Mountain View, CA 94041-2009
- **Phone:** (650) 903-3020
## 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:** Permanente Medical Group Inc (NPI 1073606299, Santa Clara, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Utah School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** December 14, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1104990381) · Data from the CMS NPPES public registry.