JONATHAN TUNG MD
NPI 1649505744
Student in an Organized Health Care Education/Training Program in La Jolla, CA
About Jonathan Tung Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JONATHAN TUNG MD (NPI 1649505744) is an individual student in an organized health care education/training program in La Jolla, California and active in the NPI registry since October 2009. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (2008).
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
Jonathan Tung 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 Jonathan Tung 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
- 5,228 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.
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 Jonathan Tung's NPI number?
The NPI number for Jonathan Tung is 1649505744. It was assigned to this individual provider in the NPPES registry on October 7, 2009.
Where is Jonathan Tung located?
Jonathan Tung practices at Ucsd Shiley Eye Center 9415 Campus Point Dr # 257 Mail Code 0946, La Jolla, CA 92093. The listed phone number is (858) 534-8858.
What is Jonathan Tung's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Jonathan Tung enrolled in Medicare?
Yes. Jonathan Tung 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 Jonathan Tung's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathan Tung 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 Jonathan Tung'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 Jonathan Tung was last updated on November 18, 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.
# Jonathan Tung, MD · NPI 1649505744
Student in an Organized Health Care Education/Training Program provider in La Jolla, California. Individual provider, active in the CMS NPPES registry since October 7, 2009.
## Identity
- **NPI:** 1649505744 (Entity type: Individual)
- **Enumerated:** October 7, 2009
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** UCSD SHILEY EYE CENTER 9415 CAMPUS POINT DR # 257, MAIL CODE 0946, La Jolla, CA 92093-0946
- **Phone:** (858) 534-8858
## 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:** University Of California, San Diego School Of Medicine, class of 2008
## Record status
- **NPPES last updated:** November 18, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1649505744) · Data from the CMS NPPES public registry.