SHIAU-YENG LAI
NPI 1356449045
Family Medicine in Mountain View, CA
About Shiau-yeng Lai NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SHIAU-YENG LAI (NPI 1356449045) is an individual family medicine provider in Mountain View, California, licensed in California (A90475) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS and is a graduate of New York Medical College (2003).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Shiau-yeng Lai 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 Shiau-yeng Lai reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sunnyvale, CA 94086
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1588721500 (California), NPI 1629301346 (California)
- 2,460 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94040 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
MOUNTAIN VIEW, CA 94040
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 Shiau-yeng Lai's NPI number?
The NPI number for Shiau-yeng Lai is 1356449045. It was assigned to this individual provider in the NPPES registry on September 20, 2006.
Where is Shiau-yeng Lai located?
Shiau-yeng Lai practices at 701 E El Camino Real Medical Staff, Mountain View, CA 94040. The listed phone number is (408) 739-6000.
What is Shiau-yeng Lai's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Shiau-yeng Lai enrolled in Medicare?
Yes. Shiau-yeng Lai 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 Shiau-yeng Lai's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shiau-yeng Lai reassigns Medicare benefits to County Of Santa Clara (Sunnyvale, 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 Shiau-yeng Lai'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 Shiau-yeng Lai was last updated on December 5, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Shiau-Yeng Lai · NPI 1356449045
Family Medicine physician in Mountain View, California. Individual provider, active in the CMS NPPES registry since September 20, 2006.
## Identity
- **NPI:** 1356449045 (Entity type: Individual)
- **Enumerated:** September 20, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A90475 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 701 E EL CAMINO REAL, MEDICAL STAFF, Mountain View, CA 94040-2833
- **Phone:** (408) 739-6000
## 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:** County Of Santa Clara (NPI 1336326974, Sunnyvale, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2003
## Record status
- **NPPES last updated:** December 5, 2010
- **Other identifiers:** Other A90475 (CA)
---
Source: [NPI Profile](https://npiprofile.com/npi/1356449045) · Data from the CMS NPPES public registry.