LAUREN MILLS MD, MPH
NPI 1205339918
Pediatrics - Pediatric Emergency Medicine in Long Beach, CA
About Lauren Mills Md, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LAUREN MILLS MD, MPH (NPI 1205339918) is an individual pediatric emergency medicine provider in Long Beach, California, licensed in California (A160058) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Lauren Mills Md, Mph is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Lauren Mills reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Long Beach, CA 90806
- Reassigned Medicare billing, California enrollment
- 75 clinicians in this Medicare group
Newport Beach, CA 92660
- Reassigned Medicare billing, California enrollment
- 2,584 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.
LONG BEACH, CA 90806
LONG BEACH, CA 90806
LONG BEACH, CA 90806
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 Lauren Mills's NPI number?
The NPI number for Lauren Mills is 1205339918. It was assigned to this individual provider in the NPPES registry on March 9, 2018.
Where is Lauren Mills located?
Lauren Mills practices at 2801 Atlantic Ave, Long Beach, CA 90806. The listed phone number is (562) 933-2000.
What is Lauren Mills's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Emergency Medicine, with taxonomy code 2080P0204X.
Is Lauren Mills enrolled in Medicare?
Yes. Lauren Mills is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Lauren Mills's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lauren Mills reassigns Medicare benefits to 2 organizations: Columbia Emergency Medical Group Inc (Long Beach, CA) and Faculty Physicians And Surgeons Of Llusm (Newport Beach, 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 Lauren Mills'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 Lauren Mills was last updated on August 16, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Lauren Mills, MD, MPH · NPI 1205339918
Pediatric Emergency Medicine physician in Long Beach, California. Individual provider, active in the CMS NPPES registry since March 9, 2018.
## Identity
- **NPI:** 1205339918 (Entity type: Individual)
- **Enumerated:** March 9, 2018
- **Primary specialty:** Pediatrics - Pediatric Emergency Medicine · taxonomy 2080P0204X
- **State license:** A160058 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2801 ATLANTIC AVE, Long Beach, CA 90806-1701
- **Phone:** (562) 933-2000
## 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): Columbia Emergency Medical Group Inc (NPI 1871551119, Long Beach, CA); Faculty Physicians And Surgeons Of Llusm (NPI 1093117962, Newport Beach, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 16, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1205339918) · Data from the CMS NPPES public registry.