JANINE YUNFAN YANG MD
NPI 1053069088
Internal Medicine in Stanford, CA
About Janine Yunfan Yang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JANINE YUNFAN YANG MD (NPI 1053069088) is an individual internal medicine provider in Stanford, California, licensed in California (A200449) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, maintains a secondary practice location in Santa Clara, and is a graduate of Drexel University College Of Medicine (2023).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Janine Yunfan Yang Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94305 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.
STANFORD, CA 94305
STANFORD, CA 94305
STANFORD, CA 94305
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 Janine Yang's NPI number?
The NPI number for Janine Yang is 1053069088. It was assigned to this individual provider in the NPPES registry on March 18, 2022.
Where is Janine Yang located?
Janine Yang practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Janine Yang's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Janine Yang enrolled in Medicare?
Yes. Janine Yang is registered in the Medicare PECOS enrollment system.
When was this NPI record last updated?
The NPPES record for Janine Yang was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 32 days 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.
# Janine Yunfan Yang, MD · NPI 1053069088
Internal Medicine physician in Stanford, California. Individual provider, active in the CMS NPPES registry since March 18, 2022.
## Identity
- **NPI:** 1053069088 (Entity type: Individual)
- **Enumerated:** March 18, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A200449 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Drexel University College Of Medicine, class of 2023
## Record status
- **NPPES last updated:** July 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1053069088) · Data from the CMS NPPES public registry.