DR. JONATHAN LUN-OHAUNG TONG M.D.
NPI 1598701864
Anesthesiology in Fountain Valley, CA
About Dr. Jonathan Lun-ohaung Tong M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JONATHAN LUN-OHAUNG TONG M.D. (NPI 1598701864) is an individual anesthesiology provider in Fountain Valley, California, licensed in California (A62923) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Pittsburgh School Of Medicine (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
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
Dr. Jonathan Lun-ohaung Tong 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 Reassignments
3Medicare enrollment records show Jonathan Tong reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Orange, CA 92869
- Reassigned Medicare billing, California enrollment
- 168 clinicians in this Medicare group
Long Beach, CA 90806
- Reassigned Medicare billing, California enrollment
- 107 clinicians in this Medicare group
Laguna Hills, CA 92653
- Reassigned Medicare billing, California enrollment
- 833 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.
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.
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 Tong's NPI number?
The NPI number for Jonathan Tong is 1598701864. It was assigned to this individual provider in the NPPES registry on June 22, 2006.
Where is Jonathan Tong located?
Jonathan Tong practices at 9920 Talbert Ave, Fountain Valley, CA 92708. The listed phone number is (714) 378-7000.
What is Jonathan Tong's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Jonathan Tong enrolled in Medicare?
Yes. Jonathan Tong 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 organizations bill Medicare for Jonathan Tong's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathan Tong reassigns Medicare benefits to 3 organizations: Orange Coast Anesthesia Inc (Orange, CA), California Anesthesia Associates Medical Group, Inc. (Long Beach, CA) and Cep America - Anesthesia PC (Laguna Hills, CA). Each 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 Tong'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 Tong was last updated on November 11, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Dr. Jonathan Lun-Ohaung Tong, M.D. · NPI 1598701864
Anesthesiology physician in Fountain Valley, California. Individual provider, active in the CMS NPPES registry since June 22, 2006.
## Identity
- **NPI:** 1598701864 (Entity type: Individual)
- **Enumerated:** June 22, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** A62923 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 9920 TALBERT AVE, Fountain Valley, CA 92708-5153
- **Phone:** (714) 378-7000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Orange Coast Anesthesia Inc (NPI 1508138256, Orange, CA); California Anesthesia Associates Medical Group, Inc. (NPI 1457399933, Long Beach, CA); Cep America - Anesthesia PC (NPI 1861373631, Laguna Hills, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Pittsburgh School Of Medicine, class of 1994
## Record status
- **NPPES last updated:** November 11, 2014
- **Other identifiers:** Medicaid 00A629230 (CA); Medicare PIN A62923A (CA); Medicare UPIN H04807 (CA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1598701864) · Data from the CMS NPPES public registry.