CAROLINE M. HAN MD
NPI 1114952850
Emergency Medicine - Emergency Medical Services in Irvine, CA
About Caroline M. Han Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CAROLINE M. HAN MD (NPI 1114952850) is an individual emergency medical services provider in Irvine, California, licensed in California (A85098) and active in the NPI registry since July 2006. 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)
Caroline M. Han Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Caroline Han reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Anaheim, CA 92807
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Bakersfield, CA 93301
- Reassigned Medicare billing, California enrollment
- 200 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 92618 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
IRVINE, CA 92618
IRVINE, CA 92618
IRVINE, CA 92618
IRVINE, CA 92618
IRVINE, CA 92618
IRVINE, CA 92618
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 Caroline Han's NPI number?
The NPI number for Caroline Han is 1114952850. It was assigned to this individual provider in the NPPES registry on July 11, 2006.
Where is Caroline Han located?
Caroline Han practices at 16100 Sand Canyon Ave Suite 150, Irvine, CA 92618. The listed phone number is (949) 417-0272.
What is Caroline Han's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Emergency Medical Services, with taxonomy code 207PE0004X.
Is Caroline Han enrolled in Medicare?
Yes. Caroline Han is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Caroline Han's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Caroline Han reassigns Medicare benefits to 2 organizations: Southern California Permanente Medical Group (Anaheim, CA) and Pinnacle Emergency Physicians Of Bakersfield, A Professional Corp (Bakersfield, 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 Caroline Han'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 Caroline Han was last updated on November 22, 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.
# Caroline M. Han, MD · NPI 1114952850
Emergency Medical Services physician in Irvine, California. Individual provider, active in the CMS NPPES registry since July 11, 2006.
## Identity
- **NPI:** 1114952850 (Entity type: Individual)
- **Enumerated:** July 11, 2006
- **Primary specialty:** Emergency Medicine - Emergency Medical Services · taxonomy 207PE0004X
- **State license:** A85098 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 16100 SAND CANYON AVE, SUITE 150, Irvine, CA 92618-3716
- **Phone:** (949) 417-0272
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Southern California Permanente Medical Group (NPI 1952333460, Anaheim, CA); Pinnacle Emergency Physicians Of Bakersfield, A Professional Corp (NPI 1386980415, Bakersfield, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 22, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1114952850) · Data from the CMS NPPES public registry.