YIN LEI LEI WIN
NPI 1154562957
Internal Medicine - Nephrology in Bakersfield, CA
About Yin Lei Lei Win NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YIN LEI LEI WIN (NPI 1154562957) is an individual nephrology provider in Bakersfield, California, licensed in California (A107903) and active in the NPI registry since March 2009. She is enrolled in Medicare PECOS and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses 2
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
Yin Lei Lei Win 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 Yin Win reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bakersfield, CA 93304
- Reassigned Medicare billing, California enrollment
- 264 clinicians in this Medicare group
Bakersfield, CA 93301
- Reassigned Medicare billing, California enrollment
- 5,228 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 93309 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.
BAKERSFIELD, CA 93309
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 Yin Win's NPI number?
The NPI number for Yin Win is 1154562957. It was assigned to this individual provider in the NPPES registry on March 9, 2009.
Where is Yin Win located?
Yin Win practices at 3501 Stockdale Hwy, Bakersfield, CA 93309. The listed phone number is (661) 328-9831.
What is Yin Win's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Yin Win enrolled in Medicare?
Yes. Yin Win 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 Yin Win's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yin Win reassigns Medicare benefits to 2 organizations: Clinica Sierra Vista (Bakersfield, CA) and Southern California Permanente Medical Group (Bakersfield, 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 Yin Win'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 Yin Win was last updated on November 29, 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.
# Yin Lei Lei Win · NPI 1154562957
Nephrology physician in Bakersfield, California. Individual provider, active in the CMS NPPES registry since March 9, 2009.
## Identity
- **NPI:** 1154562957 (Entity type: Individual)
- **Enumerated:** March 9, 2009
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** A107903 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 3501 STOCKDALE HWY, Bakersfield, CA 93309-2150
- **Phone:** (661) 328-9831
## 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): Clinica Sierra Vista (NPI 1245516301, Bakersfield, CA); Southern California Permanente Medical Group (NPI 1861424376, Bakersfield, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** November 29, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1154562957) · Data from the CMS NPPES public registry.