SUSAN HSU M.D.
NPI 1679631634
Family Medicine in Pleasanton, CA
About Susan Hsu M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SUSAN HSU M.D. (NPI 1679631634) is an individual family medicine provider in Pleasanton, California, licensed in California (A60610) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS and is a graduate of George Washington University School Of Medicine (1995).
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
Susan Hsu M.d. 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 Susan Hsu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Redwood City, CA 94063
- 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 94588 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
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.
PLEASANTON, CA 94588
PLEASANTON, CA 94588
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 Susan Hsu's NPI number?
The NPI number for Susan Hsu is 1679631634. It was assigned to this individual provider in the NPPES registry on December 4, 2006.
Where is Susan Hsu located?
Susan Hsu practices at 7601 Stoneridge Dr, Pleasanton, CA 94588. The listed phone number is (925) 847-5100.
What is Susan Hsu's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Susan Hsu enrolled in Medicare?
Yes. Susan Hsu 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 Susan Hsu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Susan Hsu reassigns Medicare benefits to Permanente Medical Group Inc (Redwood City, 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 Susan Hsu'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 Susan Hsu was last updated on May 18, 2022. 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.
# Susan Hsu, M.D. · NPI 1679631634
Family Medicine physician in Pleasanton, California. Individual provider, active in the CMS NPPES registry since December 4, 2006.
## Identity
- **NPI:** 1679631634 (Entity type: Individual)
- **Enumerated:** December 4, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A60610 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 7601 STONERIDGE DR, Pleasanton, CA 94588-4501
- **Phone:** (925) 847-5100
## 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 1639252604, Redwood City, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 1995
## Record status
- **NPPES last updated:** May 18, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1679631634) · Data from the CMS NPPES public registry.