JING WANG CHIANG MD
NPI 1346215100
Obstetrics & Gynecology in Stanford, CA
About Jing Wang Chiang Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JING WANG CHIANG MD (NPI 1346215100) is an individual obstetrics & gynecology provider in Stanford, California, licensed in California (A76004) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 3
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
Jing Wang Chiang 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 Jing Wang Chiang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Palo Alto, CA 94306
- Reassigned Medicare billing, California enrollment
- 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 4
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 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.
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.
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 Jing Wang Chiang's NPI number?
The NPI number for Jing Wang Chiang is 1346215100. It was assigned to this individual provider in the NPPES registry on February 22, 2006. The provider is also known as Jing Wang MD.
Where is Jing Wang Chiang located?
Jing Wang Chiang practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.
What is Jing Wang Chiang's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Jing Wang Chiang enrolled in Medicare?
Yes. Jing Wang Chiang 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 Jing Wang Chiang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jing Wang Chiang reassigns Medicare benefits to County Of Santa Clara (Palo Alto, 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 Jing Wang Chiang'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 Jing Wang Chiang was last updated on August 17, 2011. 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.
# Jing Wang Chiang, MD · NPI 1346215100
Obstetrics & Gynecology physician in Stanford, California. Individual provider, active in the CMS NPPES registry since February 22, 2006.
## Identity
- **NPI:** 1346215100 (Entity type: Individual)
- **Enumerated:** February 22, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A76004 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 300 PASTEUR DR, Stanford, CA 94305-2200
- **Phone:** (650) 723-4000
## 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 1144330614, Palo Alto, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Stanford University School Of Medicine, class of 1997
## Record status
- **NPPES last updated:** August 17, 2011
- **Other identifiers:** Medicare UPIN I08850 (CA); Medicaid 00A760040 (CA); Medicare PIN 00A760040 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1346215100) · Data from the CMS NPPES public registry.