PHILLIP SO
NPI 1033565965
Student in an Organized Health Care Education/Training Program in San Diego, CA
About Phillip So NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PHILLIP SO (NPI 1033565965) is an individual student in an organized health care education/training program in San Diego, California and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS and is a graduate of Wayne State University School Of Medicine (2016).
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
Phillip So 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 Phillip So reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Palo Alto, CA 94301
- Reassigned Medicare billing, California enrollment
- 4,479 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 3
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.
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.
SAN DIEGO, CA 92115
SAN DIEGO, CA 92115
SAN DIEGO, CA 92115
SAN DIEGO, CA 92115
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 Phillip So's NPI number?
The NPI number for Phillip So is 1033565965. It was assigned to this individual provider in the NPPES registry on May 10, 2016.
Where is Phillip So located?
Phillip So practices at 5454 El Cajon Blvd, San Diego, CA 92115. The listed phone number is (619) 515-2400.
What is Phillip So's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Phillip So enrolled in Medicare?
Yes. Phillip So 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 Phillip So's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Phillip So reassigns Medicare benefits to Sutter Bay Medical Foundation (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 Phillip So'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 Phillip So was last updated on May 10, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Phillip So · NPI 1033565965
Student in an Organized Health Care Education/Training Program provider in San Diego, California. Individual provider, active in the CMS NPPES registry since May 10, 2016.
## Identity
- **NPI:** 1033565965 (Entity type: Individual)
- **Enumerated:** May 10, 2016
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 5454 EL CAJON BLVD, San Diego, CA 92115-3621
- **Phone:** (619) 515-2400
## 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:** Sutter Bay Medical Foundation (NPI 1013950807, Palo Alto, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Wayne State University School Of Medicine, class of 2016
## Record status
- **NPPES last updated:** May 10, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1033565965) · Data from the CMS NPPES public registry.