DR. SINJIN LEE M.D.
NPI 1447292545
Internal Medicine - Cardiovascular Disease in Costa Mesa, CA
About Dr. Sinjin Lee M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SINJIN LEE M.D. (NPI 1447292545) is an individual cardiovascular disease provider in Costa Mesa, California, licensed in California (A108586) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (2002).
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
Dr. Sinjin Lee 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 Sinjin Lee reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Anaheim, CA 92807
- 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.
Areas of Expertise CMS Part B claims
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92626 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
COSTA MESA, CA 92626
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 Sinjin Lee's NPI number?
The NPI number for Sinjin Lee is 1447292545. It was assigned to this individual provider in the NPPES registry on June 12, 2006.
Where is Sinjin Lee located?
Sinjin Lee practices at 3080 Bristol St Suite #600, Costa Mesa, CA 92626. The listed phone number is (949) 837-1578.
What is Sinjin Lee's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Sinjin Lee enrolled in Medicare?
Yes. Sinjin Lee 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 Sinjin Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sinjin Lee reassigns Medicare benefits to Southern California Permanente Medical Group (Anaheim, 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 Sinjin Lee'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 Sinjin Lee was last updated on December 1, 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.
# Dr. Sinjin Lee, M.D. · NPI 1447292545
Cardiovascular Disease physician in Costa Mesa, California. Individual provider, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1447292545 (Entity type: Individual)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** A108586 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3080 BRISTOL ST, SUITE #600, Costa Mesa, CA 92626-3093
- **Phone:** (949) 837-1578
## 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 1952333460, Anaheim, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Albert Einstein College Of Medicine Of Yeshiva University, class of 2002
## Record status
- **NPPES last updated:** December 1, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1447292545) · Data from the CMS NPPES public registry.