MISS HAEJIN JOYCE LEE FNP
NPI 1427596592
Nurse Practitioner - Family in Santa Ana, CA
About Miss Haejin Joyce Lee Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MISS HAEJIN JOYCE LEE FNP (NPI 1427596592) is an individual family provider in Santa Ana, California, licensed in California (95005981) and active in the NPI registry since February 2017. She is enrolled in Medicare PECOS.
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 (PECOS)
Miss Haejin Joyce Lee Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Haejin Lee reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Ana, CA 92701
- Reassigned Medicare billing, California enrollment
- 255 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 92704 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 9
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 Haejin Lee's NPI number?
The NPI number for Haejin Lee is 1427596592. It was assigned to this individual provider in the NPPES registry on February 8, 2017.
Where is Haejin Lee located?
Haejin Lee practices at 2720 S Bristol St Ste 110, Santa Ana, CA 92704. The listed phone number is (888) 499-9303.
What is Haejin Lee's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Haejin Lee enrolled in Medicare?
Yes. Haejin Lee is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Haejin Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Haejin Lee reassigns Medicare benefits to University Of California Irvine (Santa Ana, 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 Haejin 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 Haejin Lee was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.
# Miss Haejin Joyce Lee, FNP · NPI 1427596592
Family physician in Santa Ana, California. Individual provider, active in the CMS NPPES registry since February 8, 2017.
## Identity
- **NPI:** 1427596592 (Entity type: Individual)
- **Enumerated:** February 8, 2017
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95005981 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2720 S BRISTOL ST STE 110, Santa Ana, CA 92704-6210
- **Phone:** (888) 499-9303
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** University Of California Irvine (NPI 1851325906, Santa Ana, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 5, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1427596592) · Data from the CMS NPPES public registry.