STEPHANIE SYLVIA HWANG M.D.
NPI 1285992115
Surgery in La Jolla, CA
About Stephanie Sylvia Hwang M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHANIE SYLVIA HWANG M.D. (NPI 1285992115) is an individual surgery provider in La Jolla, California, licensed in California (A118285) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2010).
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
Stephanie Sylvia Hwang 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 Stephanie Hwang reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
San Diego, CA 92108
- Reassigned Medicare billing, California enrollment
- 13,921 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 92037 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.
LA JOLLA, CA 92037
LA JOLLA, CA 92037
LA JOLLA, CA 92037
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 Stephanie Hwang's NPI number?
The NPI number for Stephanie Hwang is 1285992115. It was assigned to this individual provider in the NPPES registry on April 28, 2012.
Where is Stephanie Hwang located?
Stephanie Hwang practices at 10666 N Torrey Pines Rd, La Jolla, CA 92037. The listed phone number is (858) 554-9100.
What is Stephanie Hwang's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Stephanie Hwang enrolled in Medicare?
Yes. Stephanie Hwang 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 Stephanie Hwang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Hwang reassigns Medicare benefits to Southern California Permanente Medical Group (San Diego, 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 Stephanie Hwang'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 Stephanie Hwang was last updated on December 8, 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.
# Stephanie Sylvia Hwang, M.D. · NPI 1285992115
Surgery physician in La Jolla, California. Individual provider, active in the CMS NPPES registry since April 28, 2012.
## Identity
- **NPI:** 1285992115 (Entity type: Individual)
- **Enumerated:** April 28, 2012
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** A118285 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 10666 N TORREY PINES RD, La Jolla, CA 92037-1027
- **Phone:** (858) 554-9100
## 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:** Southern California Permanente Medical Group (NPI 1023425972, San Diego, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** December 8, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1285992115) · Data from the CMS NPPES public registry.